Validation Engineer - Windows

At HackerRank, we empower innovative companies like NVIDIA, Amazon, and Microsoft to hire and elevate the next generation of developers based on their skills rather than their backgrounds. Our platform is trusted by over 2,500 leading organizations to build robust engineering teams prepared for future challenges.In the evolving landscape where humans and AI collaborate, the criteria for identifying top technical talent are transforming. We provide companies with enhanced methods to recognize and invest in emerging skills.Our team at HackerRank is passionate about the impact of our work, focusing on the details that ensure our customers achieve remarkable success with products they love. We operate with urgency and uphold high standards to deliver exceptional outcomes.About the RoleWe are seeking a Forward Deployed Engineer (FDE) to collaborate directly with our clients, serving as the key technical representative in customer engagements, leading pilots, demonstrations, and facilitating successful product adoption. This position combines extensive customer interaction with technical execution.ResponsibilitiesLead customer-facing initiatives, including discovery sessions, pilots, and demonstrations, acting as the principal technical voice for prospective and existing clients.Engage directly with customers, engineers, recruiters, and business leaders to identify developer needs, listen empathetically, and devise actionable, goal-oriented solutions.Ensure customer projects remain on track through disciplined execution and proactive communication.Leverage appropriate tools, including AI where beneficial, to deliver quicker and more reliable outcomes that enhance the HackerRank customer experience.Collaborate with Product, Engineering, and Go-To-Market teams to amplify the customer voice.Who You AreYou are a customer-facing technical leader with a solid full-stack background, capable of configuring, debugging, and explaining web applications, integrations, and generating API scripts as needed (Ruby or Python).You confidently lead discussions with prospects and enterprise clients while gathering requirements, shaping technical strategies, and delivering impactful results.You are an effective communicator, able to engage deeply with engineers or simplify concepts for non-technical audiences.You are a strong operator who plans, executes, and follows through, keeping projects well-organized.You lead with empathy, enthusiasm, and a problem-solving mindset.

At HackerRank, we empower companies like NVIDIA, Amazon, and Microsoft to recruit and enhance the skills of the next generation of developers based on their abilities rather than their backgrounds. Our platform is utilized by over 2,500 of the most innovative organizations globally to cultivate robust engineering teams that are equipped for future challenges.As software development evolves, the collaboration between humans and AI becomes increasingly relevant. This transformation is redefining what it means to be a strong technical talent. We provide companies with superior methods to recognize and nurture next-generation skills.Our team at HackerRank is passionate about the impact of their work, meticulously focusing on even the smallest details to ensure our clients achieve remarkable success with products they truly value. We operate with a sense of urgency, believing that outstanding results stem from high standards.About the RoleWe are expanding our Forward Deployed Engineering (FDE) function globally and seeking a Manager, Forward Deployed Engineering (Global). In this pivotal leadership role, you will establish the strategy, standards, and execution benchmarks for our team. This is a hands-on leadership position where you will manage the global FDE function, directly supervise FDEs in the U.S., and collaborate closely with regional General Managers in EMEA and APAC.What You Will DoLead, mentor, and develop a team of FDEs who spearhead customer engagements (both pre- and post-sales) to define and deliver tailored solutions.Collaborate with Sales, Product, Engineering, and Customer Success teams to craft solutions that address genuine customer needs.Work alongside Product and Engineering to integrate customer-specific solutions into the product roadmap.Provide hands-on technical leadership across APIs, integrations, and platform capabilities.Enhance our approach to demos, proofs of concept, and onsite engagements.Create repeatable playbooks, delivery standards, and best practices to enable rapid scaling and efficiency.Who You AreA seasoned technical leader with over 8 years in engineering, solutions engineering, or technical delivery, including at least 2 years in a leadership role managing high-performing technical teams.Dedicated to working alongside your team, reviewing designs, questioning assumptions, and stepping in during ambiguous or high-stakes situations.Highly experienced in leading customer-facing technical teams where success relies on credibility, clarity, and execution rather than scripts or handoffs.Fluent in both engineering and business contexts, capable of debating architecture with engineers while aligning outcomes with sales, product, and customer leaders.An excellent presenter and communicator who can adapt messaging for both technical and non-technical audiences.

About Forward Networks Forward Networks, Inc. builds technology that helps manage and secure complex networks. Founded in 2013 by four Stanford Ph.D.s, the company created the first network digital twin, a mathematical model of real production networks. This platform gives IT teams detailed visibility, verification, and flexibility across many cloud and vendor environments. Customers include organizations like Goldman Sachs, PayPal, S&P Global, IBM, Dell, as well as government agencies and growing companies. IDC reports that customers see an average of $14.2 million in annual benefits through improved efficiency and security. Forward Networks is backed by investors such as Andreessen Horowitz, Goldman Sachs, MSD Partners, and Threshold Ventures. The company values a people-focused, inventive culture and welcomes those interested in advancing network reliability, security, and AI-driven operations. Role Overview: Data Scientist This Data Scientist position is based in Santa Clara, CA. The role covers the entire data lifecycle, from ingestion and modeling to deploying production data systems. The position is designed for someone who prefers practical, end-to-end work and wants to make a direct impact. The Data Scientist reports to the CTO and works with modern AI-assisted development tools, allowing for meaningful engineering contributions. What You Will Do Work across all stages of the data lifecycle: ingest, model, and productionize data systems Develop and maintain critical data infrastructure Collaborate directly with the CTO and other engineering teams Use AI-assisted tools to support engineering and data science tasks Location Santa Clara, CA

Join Forward Networks, a pioneer in revolutionizing network management and security for complex infrastructures. Since our inception in 2013 by a team of four Stanford Ph.D.s, we have developed the industry's first network digital twin—a precise mathematical representation of production networks that empowers IT teams with unparalleled visibility and agility across diverse cloud and vendor environments. Our clientele includes renowned global entities such as Goldman Sachs, PayPal, S&P Global, IBM, and Dell, alongside dynamic enterprises and government bodies. IDC reports that our customers on average achieve $14.2 million in annual benefits, driven by enhanced efficiency and security. Supported by esteemed investors like Andreessen Horowitz, Goldman Sachs, MSD Partners, and Threshold Ventures, Forward Networks fosters a culture of innovation and collaboration, where brilliant minds are shaping the future of network reliability, security, and AI-ready operations. We are seeking a skilled Infrastructure Engineer to bolster the deployment, operation, and evolution of our internal platforms and applications. In this role, you will engage directly with a diverse array of systems, extending beyond core IT functions to collaborate with security and engineering teams. As we expand our infrastructure—both on-premise and cloud-based—and grow our team, you'll have numerous opportunities for professional development. Both Development and Operations tasks will be in your scope. If you have experience in Storage, Compute, Networking, Cloud, or Applications, we want to hear from you! Note: Candidates must work from the Santa Clara office at least two days a week and be available as needed.

Core PurposeBecome part of Intuitive's Future Forward Team — Santa Clara, CAAt Intuitive, we are revolutionizing healthcare by creating cutting-edge robotic surgical systems that improve patient outcomes and redefine the surgical experience. Our Future Forward team consists of a dynamic, cross-functional group dedicated to developing innovative instruments and accessories for next-generation surgical robotics. We are looking for a Senior Mechanical Engineer to lead mechanical engineering initiatives for groundbreaking surgical robotic products targeting exciting new clinical applications.Key Responsibilities:Design and oversee the comprehensive development of revolutionary surgical robotic systems — from initial concept and prototyping to manufacturing and market launch.Lead and direct development workstreams, ensuring cross-functional team alignment on technical specifications for essential platform subsystems.Collaborate closely with various engineering disciplines (software, electrical, clinical, manufacturing).Make informed decisions based on risk assessments, industry standards, and regulatory requirements.Conduct technical design reviews to gather input on design progress and routinely evaluate designs from team members to provide constructive engineering feedback.Develop and maintain SolidWorks CAD databases, encompassing assemblies, components, and detailed drawings.Observe clinical cases and engage in collaborative sessions with clinical experts to shape designs.Support pre-clinical and clinical laboratory activities.

At Forward Networks, we are revolutionizing the management and security of complex networks. Established in 2013 by a team of Stanford Ph.D.s, we pioneered the industry's first network digital twin—a mathematically precise model that provides IT teams with unparalleled visibility, verification, and agility across various cloud and vendor environments. Our distinguished clientele includes global leaders such as Goldman Sachs, PayPal, S&P Global, IBM, and Dell, alongside rapidly growing enterprises and governmental agencies. According to IDC, our customers achieve an impressive average of $14.2 million in annual benefits through enhanced efficiency and security. Supported by esteemed investors like Andreessen Horowitz, Goldman Sachs, MSD Partners, and Threshold Ventures, Forward Networks fosters a culture centered around innovation and collaboration, where talented individuals are driving the future of network reliability, security, and AI-ready operations. We are currently seeking a seasoned Program Manager for Sales Enablement who is eager to create a new category and contribute to building an exceptional company. Are you interested in selling a platform that addresses real networking challenges? Do attractive quotas and unlimited earning potential excite you? Join us to be part of a company with over six years in the market, already trusted by top Fortune 500 companies, Global 2000 firms, and federal agencies. If you possess 7-10 years of proven success in selling to large enterprises and have experience in scaling a growth-stage company, you might be the perfect fit. We are assembling a remarkable team, and we encourage you to consider joining us in transforming the networking landscape.

At Forward Networks, we are revolutionizing the management and security of the world's most intricate networks. Established in 2013 by a team of four Stanford Ph.D.s, we have developed the industry's first network digital twin — a mathematically precise model of production networks that provides IT teams with unparalleled visibility, verification, and agility across all major cloud and vendor environments. We cater to renowned global organizations such as Goldman Sachs, PayPal, S&P Global, IBM, and Dell, along with dynamic enterprises and government agencies. According to IDC, our customers achieve an average of $14.2 million in annual benefits through enhanced efficiency and security. Supported by top-tier investors including Andreessen Horowitz, Goldman Sachs, MSD Partners, and Threshold Ventures, Forward Networks fosters a people-centric and innovative culture where exceptional talent is shaping the future of network reliability, security, and AI-ready operations. We are in search of an accomplished and adaptable Marketing Content Manager who will serve as the primary voice for the Forward Networks brand. You will manage the complete content lifecycle — from crafting sharp website copy and engaging ad creative to producing thought leadership articles and high-converting email campaigns. This high-impact role is ideal for a writer who excels in a technical environment and has the ability to convey complex ideas in a clear and compelling manner.

We are seeking a talented and driven Engineer to join our dynamic team at Collabera. In this role, you will be responsible for designing, developing, and implementing innovative engineering solutions that meet our clients' needs.The ideal candidate will have a strong technical background, excellent problem-solving skills, and the ability to work collaboratively in a fast-paced environment.

Join Integrated Resources Inc. as a Principal Engineer and be an integral part of our innovative team. In this role, you will lead engineering projects, mentor junior engineers, and drive technical excellence within our organization. Your expertise will be crucial in developing cutting-edge solutions that meet the needs of our clients.

Join us in revolutionizing the future of energy! At Oklo, we are at the forefront of developing cutting-edge nuclear reactors. By utilizing your software engineering expertise, you will collaborate with a diverse team of engineers to model, simulate, design, and deploy innovative fission power technologies.This position focuses on refining our software development processes to ensure high-quality deliveries while adhering to compliance standards. You will play a pivotal role in supporting various internal teams by leveraging software and automation, enabling them to perform their tasks efficiently. As a dynamic startup, Oklo is expanding its capabilities, and you will have the chance to influence the engineering infrastructure's evolution. A background in nuclear energy is not a prerequisite; however, a strong desire to learn and explore is essential.

Join Yubico, the pioneer behind the most secure passkeys and a leading provider of hardware authentication security keys. Our mission is to simplify secure login for everyone. Founded in 2007 by Stina and Jakob Ehrensvard, Yubico is publicly traded on the Nasdaq Stockholm Main Market under YUBICO. We proudly serve Fortune 500 companies, numerous government agencies, and millions of users across over 160 countries, all relying on our technology to protect access to computers, online services, and mobile applications. Our diverse customer base includes industry giants like Google, Amazon, Microsoft, and Hyatt, as well as innovative companies like Dyson. With a strong company culture and a global presence, Yubico operates from headquarters in Stockholm, Sweden; Santa Clara, CA; and Singapore. In alignment with our commitment to enhancing internet security, we contribute YubiKeys to organizations supporting at-risk individuals through our philanthropic initiative, Secure it Forward.At Yubico, we offer:Yubico Values: We cultivate an inclusive workplace where every voice is valued. Our employees have formed vibrant Employee Resource Groups that promote inclusivity and foster community connections. Additionally, we donate YubiKeys to those in need worldwide (learn more about our initiatives here).Social Connection: We cherish relationships and connectedness, enjoying time together as a team! Our virtual workspace allows us to stay connected daily, whether celebrating our achievements or engaging in our lively Slack communities. Explore our Life at Yubico Page on LinkedIn and discover our awards here.The Role:Yubico is on the lookout for a seasoned Director of Engineering to lead and scale our distributed Production & Fulfillment Systems software development team. This team collaborates closely with our hardware, solutions engineering, and production teams to develop enterprise-grade, secure, reliable, and integrated software for mass-producing YubiKey devices.

Join Arista Networks as a Mechanical Engineer, where you'll play a pivotal role in designing and developing innovative mechanical systems that drive our cutting-edge networking solutions. Collaborate with cross-functional teams to create efficient and reliable products that meet the highest standards of quality and performance.

We appreciate your interest in joining Oklo! We are on the lookout for a dedicated and detail-oriented Engineering Technician to enhance our mechanical prototyping team.Position OverviewThe Engineering Technician will collaborate with mechanical prototype engineers to create, assemble, test, and implement unique prototypes, tools, fixtures, and jigs. You will transform sketches and CAD designs into high-quality components, while ensuring a safe, clean, and organized workshop environment. Your responsibilities will encompass fabrication, assembly, test setup, instrumentation, and data collection.Key Responsibilities Include:Fabricating, assembling, and refining unique prototypes, tools, fixtures, and jigs using sketches, CAD, and verbal instructions.Interpreting drawings, tolerances, and assembly notes.Preparing stock materials through cutting, drilling, tapping, and fitting parts with common shop tools; operating basic machinery (saws, grinders, drills, manual mills/ lathes).Performing light welding tasks (MIG/TIG preferred) and assisting experienced welders as necessary.Setting up and executing mechanical tests (load, pressure, thermal, vibration, fit/function), including fixture construction and instrumentation.Installing and calibrating sensors.Collecting, recording, and organizing test data; documenting results with photographs and notes.Troubleshooting assembly and testing issues; conducting root cause analysis and implementing effective fixes.Maintaining a safe, clean, and organized workshop (5S experience is a plus); managing waste streams and enforcing PPE and safety protocols.Conducting basic preventive maintenance on shop equipment; documenting issues and coordinating repairs.Assisting with kit builds by gathering hardware and materials, labeling components, and maintaining build documentation.Handling parts procurement by sourcing COTS hardware and materials, requesting quotes, placing orders, and tracking deliveries.Receiving and inspecting incoming parts; verifying dimensions and finishes against specifications.

About Halo Industries Halo Industries develops advanced laser-based technology that changes how semiconductor materials are sliced. The company’s approach aims to reduce waste, improve cost efficiency, and support progress in sectors like automotive, telecommunications, and power electronics. Founded in 2014 at Stanford University, Halo Industries secured significant funding in 2024 and is now expanding manufacturing and building new partnerships. Facilities Engineer Role Overview The Facilities Engineer will support the safe and efficient operation of Halo Industries’ Santa Clara facility. This role focuses on designing, maintaining, and upgrading infrastructure systems, including HVAC, electrical, and plumbing. The position involves hands-on work, oversight of facility layouts, and ensuring compliance with safety and building regulations. Strong technical skills, project management experience, and a proactive approach are essential. Main Responsibilities Building Systems Maintenance: Supervise installation, maintenance, and repair of mechanical, electrical, and plumbing systems, such as HVAC, lighting, and fire protection. Preventive Maintenance: Create and run a preventive maintenance program to minimize downtime and extend equipment life. Project Management: Lead facility projects, including renovations, equipment upgrades, and office changes. Manage budgets, schedules, and contractor performance. Safety and Compliance: Ensure the facility meets all local, state, and federal requirements, including OSHA, EPA, and building codes. Conduct safety inspections and drills. Vendor and Contractor Management: Request bids, negotiate contracts, and oversee work by vendors and contractors to maintain quality and control costs. Energy Management: Find and implement ways to save energy, lower operating costs, and support sustainability goals. Emergency Response: Serve as a primary contact for facility emergencies and maintain emergency response plans. Space Planning: Support space planning and office moves to meet changing organizational needs.

Join Arista Networks as an Electromechanical Component Engineer where you will be at the forefront of innovating and enhancing our cutting-edge electromechanical components. Your role will involve collaborating with cross-functional teams to design, develop, and optimize components that meet rigorous performance standards.

Join us in a thrilling phase of technological advancement as we revolutionize the data storage landscape. Here at Pure Storage, you will lead with innovative ideas, evolve alongside us, and collaborate with the brightest minds in the industry.This is the type of work that defines the tech sector—work that has the potential to change the world. If you’re eager to embrace limitless possibilities and make your mark, we invite you to be part of our journey.THE ROLEBecome an integral member of our elite engineering team, dedicated to crafting the next generation of enterprise storage solutions. As a vital contributor, you will spearhead innovation efforts by developing and refining the Linux kernel to enhance performance and reliability. Your expertise will play a pivotal role in shaping our future products, as you collaborate with a talented team to tackle complex challenges and achieve groundbreaking results.WHAT YOU'LL DODesign and implement new features in the Linux kernel to support Pure’s enterprise storage offerings.Maintain and patch existing code to address challenging issues, including those reported by customers.Optimize kernel performance within Pure’s systems to satisfy customer needs.Collaborate with cross-functional teams, partners, and vendors to troubleshoot and resolve hardware-software integration issues.Lead software architecture and development from concept through to release, ensuring high-quality, resilient, and high-performance outcomes.Mentor peers and share knowledge to foster a collaborative environment.Engage in code reviews and work with cross-functional teams to define requirements for upcoming projects.

About Blue River Technology Blue River Technology, based in Santa Clara, CA, builds intelligent machinery to help clients tackle complex challenges. The team’s work supports safer, more sustainable practices for farmers, construction crews, and foresters, aiming to boost profitability and reduce reliance on scarce labor. Precision and attention to detail guide every project, from individual pixels to entire workflows. Role Overview: Senior Robotics Engineer This role centers on developing and improving simulation infrastructure and robotics software to advance the company’s digital-twin and site mapping capabilities. Collaboration with other engineers and hands-on tool development are key parts of the job. Main Responsibilities Create and maintain simulation infrastructure to support digital-twin simulation, enabling thorough testing and quick debugging. Design workflows and tools for job site mapping. Work closely with engineering teams to improve tools for processing raw and semi-raw sensor data for simulation use. Contribute to robotics software development using C++ and Python. Build visualization tools for camera geometry, including fields of view and overlap in multi-camera systems. Required Qualifications Bachelor’s degree in a STEM field and at least 5 years of relevant experience. Proficiency in developing camera visibility models, including camera intrinsics, distortion correction, extrinsics, and mechanical tolerances, using Blender and OpenCV (minimum 4 years). Experience designing and deploying distributed simulation systems on AWS for scalable digital-twin environments with real-time sensor data processing (any experience level). Ability to define and extend onboard and machine-to-machine communications using MQTT and DDS middleware, as well as Protobuf and OMGIDL message schemas (at least 1.5 years). Expertise in developing real-time simulation tools with ray tracing software to improve perception inputs (minimum 1 year). Experience creating and maintaining Bazel build targets for efficient builds across different computing architectures (minimum 1 year). Remote work from anywhere in the US is possible, with occasional office visits. Up to 10% domestic travel may be required for engineering testing.

At Dexmate, we are pioneering the creation of sophisticated robotic systems that tackle pressing real-world challenges. Our mission is to develop the next generation of robots that can seamlessly collaborate with humans, operate in diverse environments, and alleviate increasing labor shortages.Position OverviewWe are on the lookout for skilled Control Engineers to become integral members of our innovative team. You will spearhead the development of cutting-edge control and state estimation algorithms for our robotic platforms.Key ResponsibilitiesDesign and implement state estimation, sensor fusion, planning, and control algorithms to ensure rapid, dynamic, and secure robot movement.Collaborate with interdisciplinary teams, including embedded systems, perception, hardware, and AI specialists.Enhance control performance across various aspects such as stability, safety, accuracy, and energy efficiency.Plan and execute experiments to validate control algorithms in both simulations and real-world hardware.Evaluate system performance data to pinpoint failure modes and identify areas for enhancement.Thoroughly document technical methodologies, implementation specifics, and experimental findings.RequirementsMaster's degree or PhD in Robotics, Control Systems, Mechanical Engineering, or a related technical domain.Minimum of 4 years of professional experience in developing control systems for dynamic robotic platforms.In-depth knowledge of control theory, including nonlinear control, model predictive control, and optimal control techniques.Familiarity with state estimation methods such as Kalman filters, particle filters, and factor graphs.Proficiency in programming languages such as C++, Python, and Rust for real-time robotics applications.Solid understanding of robotic kinematics, dynamics, and mathematical modeling principles.Experience with sensor integrations, including IMUs, encoders, and force/torque sensors.Demonstrated success in implementing and testing control algorithms on physical robotic systems.Exceptional problem-solving abilities and expertise in debugging intricate system interactions.Preferred QualificationsExperience with highly dynamic control systems, including bipedal, quadrupedal, or humanoid robotics.Knowledge of machine learning algorithms as applied to robotics.

Archer Aviation is an innovative aerospace company situated in San Jose, California, dedicated to creating an all-electric vertical takeoff and landing aircraft. Our mission is to enhance sustainable air mobility, designing and manufacturing an aircraft capable of carrying four passengers with minimal noise output.We aim high and tackle complex challenges, believing that workplace diversity enriches our problem-solving capabilities, leading to greater insights and collective success. We strive to foster an equitable and inclusive environment that celebrates the unique contributions of every team member.About The Role:As we ramp up production of our cutting-edge Midnight 1.0 aircraft and develop the next-generation Midnight 1.1 platform, you will play a pivotal role within the Manufacturing Design Engineering (MDE) team, linking aircraft design and production seamlessly.In this position, you will lead the manufacturing strategy for aircraft structures and act as a technical expert responsible for defining and scaling the production processes, supporting aircraft builds from prototype stages to early production.You will collaborate across teams, including Design, Quality, Supply Chain, and Certification, to implement industry-leading manufacturing solutions for both current and future aircraft models.What You’ll Do:Provide leadership and technical guidance for structural assembly and integration processes, overseeing both prototype and production assembly sequencing.Manage the complete lifecycle of structural component builds, collaborating with design, quality, and certification teams to embed manufacturing best practices.