Mechanical Engineer

Join Engine as a Senior Associate in Community OperationsAt Engine, we empower visionary founders who are tackling the world's most critical challenges in areas such as climate change, health, and advanced technologies. Our commitment includes providing robust support through founder programs, access to shared infrastructure and labs, and the opportunity to connect with a diverse national network of corporate partners, investors, and industry experts.

Location: Cambridge, UK – This position offers flexible working options, including predominantly remote work. Applicants should be based (or willing to relocate) within a comfortable commuting distance of our office to attend onsite as required.Join us to work on the foundational technologies that drive the RuneScape franchise and contribute to the evolution of Jagex’s platform capabilities!The Game Engine team is tasked with enhancing and optimizing RuneTek, our versatile game engine, with a strong emphasis on rendering technologies that facilitate the development of our gaming platform.As a vital member of the Game Engine Team, you will be instrumental in delivering sophisticated technical solutions, collaborating closely with our production and game development teams to help bring Jagex’s creative vision to life.Your Responsibilities:Enhance and maintain engine technology and shared libraries across core subsystems.Deliver maintainable, production-ready C++ code that aligns with team standards and best practices.Take ownership of features of moderate scope and complexity, from design to completion.Contribute to the creation of scalable, robust, high-availability systems that support live games.Identify and implement performance and workflow enhancements across engine technology.Collaborate effectively within an agile team to deliver business and player value.Assist in evaluating third-party and in-house solutions to determine the best fit.Research and apply cutting-edge technologies to translate innovative ideas into actionable engine improvements.

The Engine supports Tough Tech entrepreneurs who are developing solutions for major global challenges. As a nonprofit, the organization connects founders with infrastructure, funding, and operational support to help turn breakthrough science and technology into real-world impact. Role overview The Chief Growth Officer (CGO) will lead The Engine through its next phase of growth. This executive shapes partnership strategies, drives revenue initiatives, and works to strengthen the organization’s market position. The CGO also serves as a strategic advisor to the CEO and leadership team, providing input on key organizational decisions. Who should apply Experienced leaders with a background in Tough Tech, either as entrepreneurs or commercial executives Individuals with a track record of scaling organizations and launching first-of-a-kind (FOAK) projects Candidates who have advocated for Tough Tech founders and engaged with the broader ecosystem Location This position is based in Cambridge.

Role Overview Lila Sciences is hiring an Engineer II or Senior Mechatronics Engineer for Hardware & Controls Engineering in Cambridge, MA. This position focuses on designing and developing mechatronic systems that support and advance our product line. What You Will Do Design, build, and refine mechatronic systems for new and existing products Work closely with colleagues to improve performance and reliability in engineering projects Apply hardware and controls engineering expertise to solve technical challenges Who We’re Looking For Experienced in mechatronics, hardware, and controls engineering Interested in technology and eager to contribute to collaborative projects Ready to help shape the next generation of our products

Location: Cambridge, UK – This role offers flexible working options; however, candidates must be based (or be willing to relocate) within a reasonable commuting distance of our Cambridge office for on-site attendance as required.Contract Duration: This is an 18-month fixed-term contract.Are you a passionate and innovative game designer with a deep appreciation for Old School RuneScape? Do you thrive on creating enriching content for players? If so, we invite you to join our dynamic Old School RuneScape Design team!In this role, you will be responsible for designing, implementing, and enhancing captivating content across various dimensions of the game. You will engage in the entire development process, from initial concept to scripting and final release, ensuring that gameplay, technical execution, and player experience are prioritized at every stage.As part of a small to medium-sized multi-disciplinary team, you will contribute to weekly updates for a live MMORPG that boasts one of the most dedicated gaming communities in history.

Location: Cambridge, UK – This role offers flexible working options. Candidates must be based or willing to relocate to a comfortable commuting distance from our Cambridge office for onsite attendance as needed.Are you an enthusiastic full stack engineer eager to create scalable, high-performance systems that enhance player experiences? Join our Subscriptions and Payments team at Jagex, where you will play a key role in developing and maintaining the systems that facilitate digital goods and subscription purchases across the RuneScape franchise. Your contributions will directly empower millions of player transactions globally.In this impactful role, you will help build secure, robust, and scalable services while mentoring junior engineers and continuously enhancing the reliability and performance of our subscription and payment platforms.Your Responsibilities:Engage in all phases of the Software Development Lifecycle, producing secure code supported by automated testing, peer reviews, documentation, and deployment.Develop and maintain backend services utilizing Java and Spring Boot in a microservices architecture.Create frontend applications using JavaScript/TypeScript and modern frameworks like React, Next.js, and Node.js.Design and integrate RESTful APIs and publish-subscribe messaging systems.Ensure services are monitored for scalability, high availability, and performance.Support production systems and participate in an on-call rotation.Drive system improvements, performance optimizations, and architectural advancements.Assess and implement both commercial and in-house technical solutions as appropriate.

Are you a talented Mechanical Design Engineer looking to make a significant impact in the field of Cellular Origins? Join our dynamic team at ttp1, where innovation meets collaboration. In this role, you will leverage your engineering expertise to design cutting-edge mechanical systems that enhance our product offerings and drive our mission forward.

As a Project Engineer at United Infrastructure, you will play a pivotal role in overseeing the engineering and technical facets of our projects. Your responsibilities will include coordinating with multidisciplinary teams, managing technical work schedules, ensuring compliance with quality standards, and offering technical support to your colleagues.You will serve as the technical lead and assist the Project/Construction Manager in effectively managing a comprehensive program of gas transmission and distribution contracts throughout the UK.This position is hybrid, primarily based at our Peterborough office, with weekly site visits as a key part of your daily responsibilities. The ideal candidate must be open to regular travel.We are looking for an individual with a solid background in site engineering and a desire to progress towards project management, capable of leading technical delivery as part of our project delivery team.You will also need to grasp the commercial implications of the work, manage scope and subcontractors, escalate risks, and contribute to the broader commercial management of the project.Key Responsibilities:Act as the technical lead across all project sites, ensuring the technical delivery meets project requirements.Serve as the Temporary Works Lead, collaborating closely with the Construction Manager to ensure designs and requirements are effectively planned and executed to minimize safety risks and delays.Maintain up-to-date drawing registers, ensuring site teams are adhering to the correct specifications.Conduct technical reviews and dimension checks against design data, addressing any technical queries promptly to avoid delays.Engage in design and constructability reviews during both the design and construction phases.Timely identification and escalation of any design or scope ambiguities to the commercial team.Lead project-based procurement for critical technical items, working with the buying team and Construction Manager to maintain an accurate procurement schedule.Implement robust processes to minimize defects during and post-construction, ensuring any issues are addressed swiftly.Collaborate with the QA/QC project team to manage and execute Inspection and Test Plan (ITP) processes and maintain QA/QC documentation.Oversee the efficient management of as-built mark-up processes throughout the project lifecycle.Utilize GPS coordinates and point cloud technology for civil works setting out, supported by mechanical engineering for critical tasks.Ensure current service information is available and up-to-date for each site team, assisting with perimeter requirements.

Join Alva Energy Inc., an innovative nuclear energy startup, as a Licensing Engineer. In this role, you will spearhead licensing activities and regulatory interactions aimed at enhancing the power output of the U.S. commercial nuclear power fleet. Collaborate with a dynamic team to craft regulatory strategies and documentation that support utilities in their license amendment applications for power uprates.Key ResponsibilitiesDraft in-depth topical reports, license amendment requests, and other essential documents for submission to the Nuclear Regulatory Commission (NRC).Assist in project planning and management of regulatory engagement initiatives.Ensure strict compliance with all applicable regulations, codes, and guidelines.Develop and implement regulatory approaches tailored for power uprate projects.Act as a liaison with utilities, the NRC, and various federal and state regulatory bodies.Collaborate with engineering teams to ensure adherence to regulatory requirements.Engage in safety analysis processes and design efforts.Required QualificationsBachelor's degree in Engineering or a closely related technical field; advanced degrees are a plus.Familiarity with licensing processes, regulatory compliance, and nuclear regulatory frameworks.Demonstrated experience in technical writing.Strong project management and organizational skills to effectively coordinate timelines and stakeholder communications.Excellent analytical, problem-solving, and critical thinking capabilities.Outstanding communication and interpersonal skills for effective teamwork across various departments.Experience in the nuclear field is highly desirable.What We OfferA unique opportunity to contribute to accelerating new nuclear capacity in the U.S.Attractive salary and equity compensation package.Three weeks of paid time off, 11 company holidays, and two weeks of paid sick or family leave.401(k) matching and comprehensive health insurance coverage.

Role overview Speechify seeks a Platform Software Engineer based in Cambridge, MA. This position centers on building and enhancing the core platforms that power Speechify’s applications. The work involves designing, implementing, and refining scalable systems that influence both product development and the overall user experience. What you will do Develop and maintain platform software supporting Speechify’s products Work with engineering, product, and design teams to deliver reliable solutions Improve existing systems for better performance and scalability Share ideas that help shape the direction of Speechify’s technology Requirements Proven experience building high-quality software Ability to collaborate with cross-functional teams Interest in tackling complex technical challenges This is an onsite role in Cambridge, MA.

Join our innovative team at ttp1 as an Electronics and RF Engineering Consultant. In this dynamic role, you will leverage your expertise in electronics and radio frequency technologies to drive forward-thinking solutions for our diverse client base. This position is ideal for professionals looking to apply their skills in a collaborative environment that fosters creativity and technical excellence.

Join our dynamic team at Ramboll as a Senior / Principal Electrical Engineer. In this role, you will lead innovative projects, collaborate with a talented team, and contribute to the development of sustainable electrical solutions. Your expertise will be pivotal in driving forward our commitment to excellence in engineering.

About the Role Lila Sciences, Inc. is looking for a Controls Engineer in Cambridge, MA. This position focuses on designing and implementing control systems that support the performance and reliability of the company's products. What You Will Do Design control systems for new and existing products Implement and test system functionality to meet performance goals Contribute technical expertise to projects that require reliable, precise control Location This role is based in Cambridge, MA, USA.

Location: Cambridge, UK | Employment Type: Full-time | Contract Type: Permanent | Work Arrangement: HybridSalary Range: £90,000 to £115,000 depending on experience + Bonus + BenefitsWe are open to considering part-time applications for this role. Please specify your preferred working hours in your cover letter.About UsAt Riverlane, we are on a mission to master quantum error correction (QEC), paving the way for breakthroughs in material science, climate science, and drug design. Quantum computers are set to tackle some of humanity's most pressing challenges, and we are proud to lead the industry in QEC technology. Our team thrives on a blend of expertise, innovation, and passion, which are essential to overcoming this complex problem. With over $125M in funding, we collaborate with top global quantum hardware providers and government agencies to make fault-tolerant quantum computing a reality.

Please note: All candidates must be eligible to meet the requirements of the UK Security Clearance vetting process.About Us:Filtronic is a pioneering designer and manufacturer of high-performance radio frequency (RF), microwave, and millimetre-wave (mmWave) subsystems, focusing on mission-critical communication networks. Since our inception in 1977, we have established a robust reputation as trusted partners to global technology leaders in the telecommunications infrastructure, aerospace and defence, space, and critical communications sectors. Our legacy of innovation and engineering excellence has placed us at the forefront of advanced connectivity solutions worldwide, and we continue to expand as we deliver cutting-edge technology for some of the most exciting programmes in the industry.The Senior RF mm/Wave Engineer is vital in the design, development, and delivery of high-performance RF and mmWave products and solutions. This position requires advanced technical expertise in RF/microwave engineering, hands-on design and testing, effective problem-solving, and close collaboration with cross-disciplinary teams to ensure successful project execution.The Senior RF Engineer will be responsible for producing robust RF designs, supporting technology development, maintaining high engineering standards, and contributing to the company’s product roadmap.

Join Alva Energy in our mission to innovate advanced energy systems as a DevOps Engineer. In this pivotal role, you will be responsible for developing and maintaining our internal infrastructure, fortifying security measures, and ensuring software reliability to empower our engineering team. You'll spearhead our cybersecurity program, manage core systems, and collaborate with engineers to enhance code quality, validation, and overall reliability.Key Responsibilities:• Design and oversee the implementation of Alva's internal cybersecurity protocols, including security policies, controls, monitoring, and best practices to secure company systems.• Lead the deployment of data loss prevention strategies across internal systems and endpoints.• Manage the internal server infrastructure, ensuring proper configuration, data backup, and recovery processes.• Oversee identity and access management, including user provisioning and authentication.• Administer the company's internal VPN and secure network access tools.• Identify and mitigate infrastructure and cybersecurity risks; enhance incident response readiness, logging, and recovery protocols.• Facilitate onboarding by setting up accounts, permissions, and secure access for new employees.• Evaluate and implement secure development, testing, deployment, and monitoring tools.Engineering Support and Quality Assurance:• Assist in establishing CI/CD pipelines, code review standards, testing protocols, and automated quality checks.• Support root-cause analysis for software and testing failures, implementing corrective and preventive measures. Contribute to engineering documentation.

Join our innovative team at ttp1 as a Senior Systems Engineer (Software). In this pivotal role, you will leverage your expertise in software engineering to design and implement cutting-edge systems that drive our cellular technology initiatives. You will work collaboratively with cross-functional teams to develop solutions that enhance our product offerings, ensuring high performance and reliability.

Join our dynamic team at ttp1, where we are seeking a skilled Electronics Engineer Consultant to provide innovative solutions and expert guidance in the electronics field. As a consultant, you will collaborate with multidisciplinary teams to drive projects from concept to completion, ensuring high-quality outcomes that meet client specifications.

Are you an experienced structural engineer with a passion for healthcare? Join the UK team of our Global Healthcare Division to tackle complex sustainability and engineering challenges. If you are driven to create meaningful change that positively impacts society and the environment, this role is tailor-made for you.As an Associate Structural Engineer, you will play a pivotal role in bridging the gap towards a sustainable future, working alongside a team committed to excellence. Your RoleIn this position, you will integrate into our expanding UK Healthcare Team, focusing on client engagement, business development, and managing key accounts. Your expertise will guide the delivery of innovative advisory and design solutions within the healthcare sector across the UK, with opportunities to contribute internationally.You will enjoy flexible working arrangements, allowing you to work from any of our primary offices or from home. Our portfolio includes exciting projects such as Hillerod Hospital in Denmark, Cambridge Children’s Hospital, Royal Marsden, and Shrewsbury & Telford Women and Children’s Hospital.Your key responsibilities will include:Leading and developing a team of Structural Engineers within the UK Healthcare Team.Managing your own projects and ensuring the highest standards of design work from initial concept to detailed execution.Acting as a structural engineering project manager, coordinating resources and tasks to meet project deadlines.Collaborating with multidisciplinary teams, including MEP, civil, and geotechnical engineers.Enhancing the reputation of the UK Healthcare Team through quality work and innovative solutions.Developing structural engineering concepts and design philosophies.Representing Ramboll at project meetings with clients and collaborators.Effectively communicating designs with team members and construction sites.Implementing best practices for delivering sustainable and innovative design services.Conducting site visits to support design development and review ongoing contract work.Actively participating in technical groups to foster continuous improvement.Driving team improvement initiatives. Your TeamYou will join a vibrant and growing team known for making a significant impact through our work. Collaborating with leading UK and international architects, we pride ourselves on our innovative approach, supported by our Scandinavian design heritage.