Senior Mechanical Engineer Energy Infrastructure jobs in Brooklyn – Browse 107 openings on RoboApply Jobs

Senior Mechanical Engineer Energy Infrastructure jobs in Brooklyn

Open roles matching “Senior Mechanical Engineer Energy Infrastructure” with location signals for Brooklyn. 107 active listings on RoboApply Jobs.

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Full-time|$80K/yr - $120K/yr|On-site|Brooklyn, New York, United States

Join our dynamic team as a Senior Mechanical Engineer within the Building Engineering Division, specifically in the Energy Infrastructure team, located in our vibrant Brooklyn, NY office.At LaBella Associates, our Energy Infrastructure team is dedicated to enhancing energy efficiency and promoting renewable energy solutions. We specialize in thorough feasibility analyses and the design of innovative mechanical systems. Our engineers excel in every facet of building and energy systems design, catering to a diverse range of new construction, renovation, and design/build projects.The Senior Mechanical Engineer will play a pivotal role in leading various decarbonization and electrification initiatives, guiding projects from their feasibility phases through to design and construction. The ideal candidate will demonstrate strong teamwork abilities, mentor junior engineers, and communicate effectively with clients to drive successful outcomes.

Apr 30, 2024
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companySocotec logo
Full-time|On-site|Brooklyn

Join our dynamic team at Socotec as a Senior Mechanical Engineer, where your expertise will drive innovation and excellence in mechanical design and analysis. You will be responsible for developing advanced engineering solutions, collaborating with cross-functional teams, and ensuring project deliverables meet the highest standards of quality and performance.

Mar 27, 2026
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companyCredal logo
Full-time|On-site|Credal HQ (Brooklyn, NY)

About UsAt Credal, we are committed to leveraging cutting-edge AI technologies to empower those who are dedicated to shaping a brighter future.Our platform accelerates the complex operations of leading institutions while embedding robust security and governance at every level of our offerings. Our esteemed clientele includes the U.S. Department of Health and Human Services, MongoDB, Comcast NBC Universal, Lattice, Wise (formerly TransferWise), Checkr, and incident.io, among others.With over $10 million in funding secured, we have ample runway to support our ambitious goals. Join a team of Thoughtful Doers™ hailing from top-tier companies such as Palantir, Cruise, Meta, Uber, and Google. Credal operates in-person from our spacious NYC office, complete with meals provided.

Mar 25, 2025
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company
Full-time|Hybrid|Brooklyn, NY

About the RoleAs a Senior DevOps Engineer, you will play a crucial role in establishing and managing the operational and deployment framework of Galileo's infrastructure. This position involves developing and overseeing Galileo's customer deployment stack, handling customer deployments, and serving as the primary operations contact for both customers and third-party vendors.Key ResponsibilitiesLead customer deployments in cloud and air-gapped on-premise environments, including installation, upgrades, and troubleshooting.Develop and maintain Galileo's internal deployment observability infrastructure.Manage and enhance Galileo’s CI/CD deployment infrastructure.Optimize various infrastructure components, including databases and services, to effectively scale the system.Design and implement internal tooling and automation using Python and/or Go.Troubleshoot complex deployment issues involving Kubernetes, networking, storage, and application layers.

Apr 2, 2026
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companyCity of New York logo
Full-time|On-site|Brooklyn

Role overview The Infrastructure Build Coordinator plays a central role in managing infrastructure projects for the City of New York, based in Brooklyn. This position focuses on delivering projects according to city timelines and ensuring all work meets established standards. Key responsibilities Track and oversee the progress of infrastructure development projects throughout Brooklyn. Coordinate efforts with various city departments and stakeholders to maintain project schedules. Monitor ongoing work to confirm compliance with city regulations and requirements. Assist in guiding projects from the initial planning stages through to completion, supporting smooth execution at every step.

Apr 28, 2026
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companyCredal logo
Full-time|On-site|Credal HQ (Brooklyn, NY)

About UsAt Credal, we are dedicated to leveraging cutting-edge AI technology to empower those who are shaping a better tomorrow.We enhance the most sophisticated operations of leading institutions, seamlessly integrating security and governance throughout our offerings. Our esteemed clientele includes notable organizations such as the U.S. Department of Health and Human Services, MongoDB, Comcast NBC Universal, Lattice, Wise (TransferWise), Checkr, and incident.io.Having successfully raised over $10 million, we have a significant runway to support our vision. Join our team of Thoughtful Doers™ hailing from industry giants like Palantir, Cruise, Meta, Uber, and Google. At Credal, we foster a collaborative in-person environment at our spacious NYC office, where meals are provided.

Sep 9, 2025
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companyPropel logo
Full-time|$170K/yr - $240K/yr|Remote|Brooklyn or US Remote

About Propel At Propel, our mission is to develop innovative technology that enhances the social safety net. We are a dedicated team of around 100 passionate individuals, known as Propellers, who envision a future where every American has access to the tools and resources needed to succeed. The Opportunity Are you a skilled Platform Engineer eager to drive significant contributions within a mission-focused organization? Do you relish the challenge of designing software that influences an entire engineering community? If you thrive in autonomous startup environments, we want to hear from you! We are seeking a proactive Senior Platform Engineer to join our Developer Enablement Team within the engineering division at Propel. This position plays a crucial role in empowering fellow engineers by enhancing our cloud-native platforms, which facilitate the development and delivery of Propel's technology. These platforms are instrumental for various products and applications, including those that interact with government programs, highlight savings opportunities, enroll users in healthcare plans, and support internal tools and architecture. Your primary focus will be on managing fault-tolerant applications using Kubernetes and AWS while addressing organization-wide engineering challenges. We are looking for a creative problem-solver excited to experiment with enhancements to the developer experience at Propel. In this role, you will design new features for our cloud platform, support a diverse range of production applications, resolve technical debt, and mentor other engineers. What We Offer: A collaborative, humble, and motivated engineering culture. Ongoing knowledge sharing through project demos, Lunch & Learn sessions, and comprehensive documentation. A people-first management approach that values engineers' input, supports career growth, and provides opportunities for technical advancement tailored to your interests. Meaningful work aligned with a strong, shared mission. A remote-first work environment: while our headquarters is in Brooklyn, we provide a co-working monthly stipend for employees located outside of NYC. We welcome applications from candidates in states where we have established entities, including California, Colorado, District of Columbia, Florida, Georgia, Illinois, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Texas, Virginia, and Washington. Equitable and competitive salaries; we believe in fair compensation for all. Our salary ranges are based on data from numerous NYC startups at a similar stage, and pay is not determined by location. The salary range for this position is $170,000 to $240,000.

Jan 22, 2026
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companyWhop logo
Full-time|On-site|Brooklyn, NY

About Whop:Whop is an innovative financial technology firm dedicated to empowering individuals and businesses with the tools to achieve sustainable income. Our goal is to build the world’s largest online marketplace, enabling seamless creation, connection, and transactions all in one platform. Currently, we facilitate over $3 billion in annual payouts across 144 countries, with our gross transaction volume growing approximately 25% month over month.Backed by significant investment from top-tier institutional investors including Insight, Bain Capital Ventures, and Peter Thiel, Whop continues to expand its influence in the fintech space, highlighted by a recent strategic investment from Tether, the largest stablecoin provider globally.Our team is a dynamic group of young entrepreneurs, with over 75% having launched their own businesses prior to joining Whop. Our product leaders hail from esteemed companies like Meta and Robinhood, fostering an environment rich in innovation and ambition.For more details, visit whop.com.

Feb 25, 2026
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companyCresilon logo
Full-time|$90K/yr - $150K/yr|On-site|Brooklyn, New York, United States

Cresilon® is a pioneering biotechnology firm located in Brooklyn, New York. We specialize in the development, manufacturing, and marketing of innovative hemostatic medical devices, leveraging our proprietary hydrogel technology. Our groundbreaking, plant-based solutions have transformed the way traumatic and surgical bleeds are managed, achieving swift hemostasis without the necessity for prolonged manual pressure. Our diverse product lines cater to veterinary, human trauma, and surgical applications, embodying our mission to save lives. Discover more about us at www.cresilon.com.Job Overview:We are seeking an experienced Senior Process Engineer or Process Engineer II to join our manufacturing team. This position is critical in spearheading the development and optimization of manufacturing processes for our medical device products. You will collaborate with cross-functional teams—Quality, R&D, Regulatory, and Production—to ensure that our manufacturing processes adhere to the highest standards of quality, compliance, and performance. Your role will involve hands-on engagement with the production team, training operators on new processes, troubleshooting equipment issues, and executing qualifications and validations.This is a full-time, on-site role based in Brooklyn, New York, in a dynamic and collaborative environment that demands creativity and focused execution to enhance production efficiency and establish robust manufacturing processes.Key Responsibilities:Design, develop, and optimize manufacturing processes for both new and existing medical devices.Lead process development for new product introductions (NPI), guiding projects from concept through validation and launch.Refine manufacturing processes to minimize variability, enhance yield, improve cycle times, and lower costs.Assess and implement automation technologies to boost process consistency and throughput.Collaborate with external vendors and suppliers to specify equipment and troubleshoot product issues.Analyze production data to uncover trends, root causes, and opportunities for increased efficiency.Maintain and update validation documentation as part of lifecycle management.Ensure compliance with regulatory requirements and internal quality standards.Lead investigations into root causes (CAPA, NCRs, SCARs) and implement corrective actions.Create process documentation, including standard operating procedures (SOPs), work instructions, pFMEAs, and equipment qualifications.Partner with R&D during the design transfer phase to ensure manufacturability.

Aug 13, 2025
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company
Full-time|On-site|Brooklyn

At Chakra Labs, we are dedicated to creating innovative environments for AI agents, focusing on systems that enhance and measure their productive capabilities.Key ResponsibilitiesAgent Orchestration at Scale: Manage hundreds of agent executions simultaneously, each with its unique stateful environment. You'll oversee the dispatch layer, including SQS, concurrency management, and failure recovery.Environment and Task Design: Develop realistic environments and challenging scenarios that push agents to their limits. Your role will involve constructing new evaluations and designing meaningful tasks that assess critical performance metrics.Exploring New Frontiers: Stay on the cutting edge of agent evaluation by supporting new environment modalities and integrating external orchestration frameworks.Observability: Implement Prometheus and OpenTelemetry across services, create Grafana dashboards, and manage structured logging.QualificationsContainer Orchestration: Proficient in managing Kubernetes or similar technologies in production environments, including auto-scaling, pod lifecycle management, persistent storage, and networking.Distributed Systems: Experience in building or maintaining message-driven architectures (e.g., SQS, Kafka). You understand how to manage job flows, implement retries without duplication, and handle failures gracefully.LLM Infrastructure: Familiarity with running LLM workloads at scale, including token instrumentation, rate limit management, prompt caching, and multi-provider routing.Experience: Approximately 3-5 years of relevant experience, though we are open to candidates who possess the required skills and knowledge.Why Join Us?Unique Focus: While this role is centered on infrastructure, the workload involves AI agents—monitoring model behaviors alongside pod health, and analyzing token throughput alongside network performance.Engaging Clients: Collaborate directly with AI researchers and labs, contributing to the advancement of agent capabilities and building the foundational infrastructure they rely on.Dynamic Team Environment: Take ownership of entire systems rather than just tasks, with opportunities to impact various projects and initiatives.

Apr 8, 2026
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companyCity of New York logo
Full-time|On-site|Brooklyn

Role Overview The City of New York is seeking a Senior Systems Administrator based in Brooklyn. This position focuses on maintaining and improving IT infrastructure to support city operations. What You Will Do Oversee installation, configuration, and upkeep of systems and servers Monitor system performance and security Troubleshoot technical issues as they arise Apply best practices to ensure reliable and secure operations Location Brooklyn, New York

Apr 24, 2026
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company
Full-time|On-site|Brooklyn, NY

Join us as a Senior Engineer and be at the forefront of revolutionizing the hiring software landscape. This position plays a vital role in our mission to help organizations like Netflix, Yelp, and Shopify attract and hire top talent efficiently.Please note: This is a testing position within Lever's environment and is not intended for public applications.Lever is proud to be recognized as a top workplace in San Francisco and across the United States. Our commitment to fostering a people-first culture makes us a leader in the talent acquisition industry. We seek innovative and passionate individuals to join our journey as we continue to scale.

Apr 29, 2020
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companyAva Labs logo
Full-time|$159K/yr - $199K/yr|Remote|Brooklyn, NY or Remote (North America)

Applicant Privacy NoticeAre you ready to be part of a top-tier blockchain development team? At Ava Labs, we simplify the deployment of high-performance solutions for Web3, spearheaded by groundbreaking innovations on Avalanche. Founded by leading Cornell computer scientists in collaboration with Wall Street experts and early Web3 pioneers, we are on a mission to transform how value is created within permissionless networks. Join us in enabling individuals to seamlessly digitize the world’s assets on a single, open, programmable blockchain platform.We are seeking a dynamic Senior Backend Engineer to become an integral member of our Crypto Custody team. This team is tasked with designing, developing, and scaling secure, high-performance blockchain and crypto wallet products for Ava Labs and our ecosystem partners. You will play a pivotal role in our technical leadership, pioneering innovative solutions, constructing modular and scalable crypto wallet infrastructures, and upholding the highest security standards.Key ResponsibilitiesInnovate & Architect:Design, develop, and maintain crypto wallet systems utilizing Golang, ensuring robust support for protocols such as multi-party computation (MPC) and multi-signature (multi-sig) configurations.Architect modular and scalable backend systems with an unwavering focus on security and performance.Collaborate Across Teams:Engage closely with partners to optimize configurations and setups for Ava Labs products.Offer technical guidance across Business Development, Product, Security, Finance, and Engineering teams.Drive Product Advancements:Evaluate opportunities and propose solutions tailored to client requirements.Establish architectures and systems that ensure widespread adoption of Ava Labs products while maintaining superior security.Exhibit Extreme Ownership:Demonstrate a proactive mindset that excels in taking initiative without the need for micromanagement.Assume full responsibility for delivering high-quality, secure backend solutions while continuously seeking challenges, learning, and pushing the limits to enhance product excellence.

Jan 5, 2026
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companyPropel logo
Full-time|$170K/yr - $240K/yr|Remote|Brooklyn or US Remote

About Us At Propel, we are dedicated to creating innovative technologies that enhance the social safety net. With a dynamic team of around 100 passionate individuals, we envision a future where every American can access the resources they need to thrive. The Role Are you an experienced Senior Full Stack Engineer eager to contribute to building groundbreaking products at a purpose-driven organization? Do you excel at crafting consumer-friendly experiences and flourish in a startup environment with high autonomy? We are seeking a driven Senior Full Stack Engineer to join our team at Propel. In this pivotal role, you will be instrumental in developing new Medicare and Medicaid products from the ground up. You will engage in end-to-end development across both frontend and backend systems, creating user experiences that empower individuals to understand coverage options, identify savings opportunities, and enroll in healthcare plans. Your collaboration with product and design teams will be key as you help shape the technical architecture, internal tools, and scalable integrations with healthcare and government systems. AEP Schedule Note: Please note that this position experiences an increase in workload from September to early December during the Medicare Annual Enrollment Period (AEP). During this time, flexibility in work schedules may be limited, and there will be a heightened urgency to support launches and maintain system reliability. Outside of AEP, our team enjoys significantly more flexibility. What We Offer: A collaborative, humble, and motivated engineering culture Opportunities for knowledge sharing through project demos, Lunch & Learn sessions, and comprehensive documentation A people-centered management approach that values engineers’ input, supports career advancement, and offers avenues for technical growth Meaningful work with a strong shared mission A remote-first working environment, with our headquarters in Brooklyn. We provide a monthly co-working stipend for employees outside NYC. We are accepting applications from states with established entities, including California, Colorado, District of Columbia, Florida, Georgia, Illinois, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Texas, Virginia, and Washington. 20 days of Paid Time Off (PTO) 4% 401(k) match $10,000 lifetime benefit towards Carrot Fertility Excellent medical, dental, and vision insurance options Fair and competitive salaries; we believe in equitable compensation for all our employees.

Jan 27, 2026
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companyAva Labs logo
Full-time|$158.4K/yr - $198.1K/yr|Remote|Brooklyn, NY or Remote (North America)

Applicant Privacy NoticeAre you ready to be part of a leading blockchain development team? At Ava Labs, we simplify the deployment of high-performance solutions for Web3, spearheaded by groundbreaking innovations on the Avalanche platform. Founded by distinguished computer scientists from Cornell in collaboration with Wall Street veterans and early Web3 pioneers, our mission is to revolutionize how value is created within permissionless networks. Join us as we empower individuals to seamlessly digitize the world’s assets on a singular, open, programmable blockchain platform.We are seeking a Senior Software Engineer to join our innovative Crypto Custody team. In this pivotal role, you will design, develop, and enhance secure, high-performance blockchain and crypto wallet products for Ava Labs and our ecosystem partners. As a key member of our technical leadership team, you will pioneer cutting-edge solutions, build modular and scalable crypto wallet infrastructures, and uphold the highest security standards.Innovate & Architect:Design, develop, and sustain crypto wallet systems using TypeScript, Node, REST API, and Go to enhance the client application experience.Architect modular and scalable back-end systems with unwavering focus on security and performance.Collaborate Across Teams:Work closely with partners to optimize configurations and setups for Ava Labs products.Provide technical guidance across Business Development, Product, Security, Finance, and Engineering teams.Drive Product Advancements:Evaluate opportunities and recommend tailored solutions to meet client needs.Establish architectures and systems that promote mass adoption of Ava Labs products while ensuring top-tier security.Exhibit Extreme Ownership:Demonstrate a self-motivated mindset that thrives on initiative without micromanagement.Take full responsibility for delivering high-quality, secure back-end solutions while continuously embracing challenges, learning, and pushing boundaries to enhance product excellence.

Dec 9, 2025
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companyPropel logo
Full-time|$170K/yr - $240K/yr|Remote|Brooklyn or US Remote

About Us At Propel, we are dedicated to developing innovative technology that enhances the social safety net. Our passionate team of approximately 100 individuals, known as Propellers, envisions a future where every American has access to the tools and resources necessary for success. The Role Are you a seasoned Full Stack Engineer eager to make a significant difference in a mission-driven organization? Do you have a knack for creating impactful B2C products? If you thrive in high-autonomy startup environments, we want you on our team! We are seeking a proactive Senior Full Stack Engineer to join our engineering team at Propel, contributing to our mission. This position will allow you to work across various products and tech stacks, engaging with government programs, identifying savings opportunities, facilitating healthcare plan enrollment, and enhancing internal tools and architecture. We are looking for a passionate, user-focused full stack engineer who enjoys tackling meaningful and complex technical challenges that positively impact our users' lives. What We Offer: A collaborative, humble, and motivated engineering culture Continuous knowledge sharing through project demos, Lunch & Learn sessions, and comprehensive documentation A people-first management approach that values engineers' voices and supports career and technical growth Meaningful work with a strong sense of mission A remote-first work environment with a monthly co-working stipend for employees outside of NYC. We are currently accepting applications from several states, including California, Colorado, District of Columbia, Florida, Georgia, Illinois, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Texas, Virginia, and Washington. 20 days of Paid Time Off (PTO) 4% 401K matching $10,000 lifetime spending allowance for Carrot Fertility services Excellent medical, dental, and vision insurance options Fair, equitable, and competitive salaries. We believe in fair compensation and use data from numerous NYC startups to set our salary ranges. The salary for this position ranges from $170,000 to $240,000, based on experience and interview performance, with equity and outstanding benefits included.

Jan 27, 2026
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companyMorgan & Morgan logo
Full-time|$145K/yr - $175K/yr|On-site|Brooklyn, New York, United States

At Morgan & Morgan, our mission is clear: we stand as the last line of defense for millions of Americans against insurance firms, large corporations, and defective products. Every member of our team, from attorneys across all 50 states to our dedicated support staff, marketing creatives, and operations teams, plays an essential role in championing consumer rights. With over 6,000 employees, we are united by one purpose: For the People.About the RoleWe are seeking a passionate Senior Full-Stack Software Engineer who thrives on developing high-quality software. In this role, you will collaborate closely with fellow engineers to tackle complex challenges. You will make significant contributions to our Client Portal team, which focuses on enhancing our mobile application...

Apr 3, 2026
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companyAltana logo
Full-time|$175K/yr - $230K/yr|On-site|Brooklyn, NY; San Francisco, CA

At Altana, we are revolutionizing global trade through our AI-powered network. We enable governments and companies to establish a more resilient and secure economic framework while ensuring the seamless flow of trade.Join the Altana TeamThe Engineering team at Altana is pivotal in developing the platforms, APIs, services, workflows, and logical architectures that bring our vision to life. Our AI-driven platform is designed to scale with vast data sets and cater to a diverse customer base, presenting complex engineering challenges that will test your skills and creativity. Collaborating closely with our Data Scientists, you'll tackle projects involving world-scale data analysis, craft scalable code to unveil unprecedented insights, and develop APIs that realize our product vision.

Feb 12, 2026
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companyCity of New York logo
Full-time|On-site|Brooklyn

Join the City of New York as a Senior VoIP Operations Engineer to play a pivotal role in managing and optimizing our VoIP systems. In this position, you will ensure the reliability and efficiency of our telecommunication services, contributing to the overall effectiveness of city operations.The ideal candidate will have a robust technical background in VoIP technologies, be adept at troubleshooting complex issues, and possess excellent communication skills to liaise with various departments. You will work closely with IT teams to implement solutions that enhance our communication infrastructure.

Mar 31, 2026
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companyCresilon logo
Full-time|$100K/yr - $160K/yr|On-site|Brooklyn, New York, United States

Cresilon® is an innovative biotechnology company located in Brooklyn, New York, specializing in the development, manufacturing, and marketing of hemostatic medical devices. Our cutting-edge hydrogel technology is transforming the way traumatic and surgical bleeding is managed, allowing for immediate hemostatic action without prolonged manual pressure. Our product range encompasses applications in veterinary medicine, human trauma care, and surgical procedures, driven by our mission to save lives. Discover more about us at www.cresilon.com.Position Overview:The Senior Medical Device Engineer will spearhead the design and development of new medical devices while enhancing existing products in alignment with stringent quality and regulatory standards. This role involves drafting technical documentation for medical devices and combination products, adhering to Design Control regulations and industry standards. The ideal candidate will provide project-specific support, including technical reviews and supplier documentation assessments. The role encompasses a scientific approach to formulation development, product performance analysis, prototype design and fabrication, and data generation through planned experiments.The Senior Medical Device Engineer is expected to exhibit a commitment to excellence, demonstrating a proactive approach and readiness to engage hands-on in a dynamic environment. This role is pivotal in developing market-leading products that enhance healthcare outcomes through collaboration with customers and fostering innovation to deliver best-in-class solutions. You will collaborate with a multidisciplinary team of researchers in a highly interactive environment, necessitating adaptability and a willingness to explore new technologies and methodologies for product innovation.This position is full-time and requires on-site presence in Brooklyn, New York. It is essential to note that this is not an entry-level position.

Dec 14, 2025

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