19 principal structural engineer jobs found

Salary : $140,447.00 - $212,780.00 Annually Location : BART Headquarters - 6th Fl Job Type: Full-Time Job Number: 202600177 Executive Office: Operations Cost Center: Civil/Struc/Track Engineering Opening Date: 08/10/2026 Closing Date: 10/10/2026 11:59 PM Pacific FLSA: Exempt Bargaining Unit: Non-Represented Employees Marketing Statement Ride BART to a satisfying career that lets you both: 1) make a difference to Bay Area residents, and 2) enjoy excellent pay, benefits, and employment stability. BART is looking for people who like to be challenged, work in a fast-paced environment, and have a passion for connecting riders to work, school and other places they need to go. BART offers a competitive salary, comprehensive health benefits, paid time off, and the CalPERS retirement program. Job Summary Note: This job announcement closes on October 10, 2026 at 11:59 PM Pacific Time. Applications for this job posting will be reviewed in batches based on the...

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BAT aircraft, and Aechelon simulation and synthetic reality technologies. With offices and facilities across the U.S., Europe, the Middle East, and Asia-Pacific, Shield AI's technology actively supports operations worldwide. For more information, visit www.shield.ai. Follow Shield AI on LinkedIn, X, Instagram, and YouTube. Job Description: Shield AI is seeking a Principal Aerostructures Design Engineer to play a critical role in the development of structural components for our next-generation autonomous aircraft. As a senior member of the Mechanical Engineering team, you will own the design and development of high-performance structural systems, from clean-sheet concepts to production-ready hardware. You'll work across disciplines to ensure structural integrity, manufacturability,...

The Opportunity Ulteig is currently seeking talented and motivated candidates for a Principal Transmission Line Engineer role supporting, managing, and leading transmission & distribution projects across both Power and Renewable lifelines. This critical role will have responsibility for design and/or coordination of High Voltage (69kV-500kV) transmission lines utilizing the PLS-CADD software, as well as developing the team and acting as a primary client-facing Subject Matter Expert (SME) to help grow our team. What You'll Do The ideal candidate has excellent problem solving skills; uses advanced techniques, theory, precepts and practices to complete complex high voltage and extra high voltage electric transmission line project assignments. They will adapt and modify standard techniques to solve multifaceted problems and provide expert consultation for the design, development and implementation of technical plans and systems used in the construction of high voltage...

Posting/External Job Title Materials & Process Principal Engineer Location Houston, TX 77058 US (Primary) Remote/Onsite/Hybrid 100% Onsite Job Type Full-time # of Hires Needed 1 Education Bachelor's Degree Travel None Security Clearance Required None Pay Range (All offers will be based on experience) $165,000.00 - $230,000.00/yr Position Introduction/Key Duties Cimarron is seeking a Materials & Process Principal Engineer who will work in a collaborative engineering team environment who will primarily be responsible for aiding Axiom's Space Suit team with the design and development of structural and mechanical components of the space suits. This position is onsite located in Houston, TX. Key Duties: Advise, guide, and provide consultation on requirements for Materials & Processes (M&P) for intravehicular (IVA) and extravehicular (EVA) environments, including materials selection, process control, and qualification, design for corrosion...

Company Description SOCOTEC is a provider of niche consulting services within the architecture, engineering, and construction industries, focusing on high-performance buildings and specialty structures. Through an integrated, holistic approach, our professionals provide solutions for building envelopes, energy efficiency, sustainability, code advisory, and construction advisory projects. SOCOTEC's combination of expertise, experience, and methods is increasingly recognized as best-in-class, fueling significant growth. SOCOTEC offers competitive salary and benefits, mentorship, training, and social activities. SOCOTEC is proud to announce that it has been officially certified as a Great Place to Work by the renowned global authority on workplace culture, Great Place to Work®. Job Description We are looking for a Principal Engineer with 10-25 years of design and field experience. Responsible for conducting field investigations, analysis and design Interact with clients...

About Starpath Starpath Robotics is developing a full-stack solution for commercial scale rocket propellant production on the Moon and Mars. We are building one of the key enabling technologies that will make humans a multi-planet species. If high ownership, fast pace, working with hardware, and solving challenging technical problems sound like a dream come true, come join the team! Senior/Principal Mechanical Engineer In this role, you will be responsible for the development of critical mechanical systems on Starpath's Rover platform. Depending on your prior work experience, you may work on a variety of systems, such as: (1) low-cost, high-reliability electromechanical actuators, (2) various structures and passive mechanisms, or (3) thermal control systems and autonomy hardware integration. You will own these systems from developing design requirements through to flight. Responsibilities: Own architectures, systems, subsystems, and components from requirements to...

Location: The Greater Los Angeles Metropolitan Area, CA (Onsite) If you're interested in learning more about this opportunity or beginning the interview process, feel free to connect directly via LinkedIn: LinkedIn: https://www.linkedin.com/in/ra... Principal Mechanical Engineer - Launcher Systems An advanced aerospace and defense technology company is seeking a highly experienced Principal Mechanical Engineer to lead the architecture, design, and integration of next-generation launcher systems supporting UAV and missile platforms. This role will own launcher hardware development from concept definition through production and deployment across mobile ground and maritime applications. The ideal candidate brings deep launcher system expertise, strong electro-mechanical integration capability, and direct experience designing ruggedized hardware for harsh operational environments. This is a highly hands-on technical leadership role suited for engineers who thrive in fast-moving...

Location: The Greater Los Angeles Metropolitan Area, CA (Onsite) If you're interested in learning more about this opportunity or beginning the interview process, feel free to connect directly via LinkedIn: LinkedIn: https://www.linkedin.com/in/ra... Principal Mechanical Engineer - Platform Integration An advanced aerospace and defense technology company is seeking a Principal Mechanical Engineer to lead the integration of ruggedized sensor and electronics systems onto large mobile platforms for government and defense applications. This role is focused on translating advanced sensing and electronics technologies into durable, field-deployable systems capable of surviving demanding operational environments across vehicle, trailer, and maritime platforms. The ideal candidate brings deep experience with mechanical integration, ruggedized hardware design, environmental survivability, and large-scale platform constraints. This is a highly hands-on engineering role requiring...

Principal Engineer, Development Company Orenda is on a mission to make the grid more efficient with renewable energy projects and proprietary asset management technology. We develop, build, own and operate battery energy storage projects in dense urban environments to bridge the gap between renewables and electricity consumption. We are a dynamic, NYC-based company at the forefront of a new industry. We are seeking highly motivated and incredibly talented individuals who wish to contribute to our important mission. About the Team Orenda's Project Execution Division owns the full delivery pipeline for our battery energy storage projects - carrying each project from early development through design, permitting, procurement, and construction, and into long-term asset management and operations. The division is organized into specialized departments that hand work off in a disciplined, repeatable sequence as we scale across New York City. The Development department leads...

Principal Product Development Engineer Locations include Shakopee, MN, Catawba, NC, or Apex, NC. However, candidates in other U.S. locations will be considered. Job Overview: CommScope Data Center Business Unit is seeking a Senior Product Development Engineer to spearhead the ideation and design of next-generation optical interconnect technology solutions for tomorrow's most demanding high-speed, high-density platforms. As a key member of the Data Center organization, you will contribute to cutting-edge innovation in optical connectivity technologies that are expected to push the boundaries of density and performance. You will collaborate closely with cross-functional engineering teams and engage with key stakeholders across Product Line Management, Business Development, Advanced Manufacturing, Operations, Sales, System Architecture, and other internal groups. Additionally, you will support the identification, evaluation, and cultivation of external partnerships with...

**Applicants must be U.S. Citizens or U.S. Permanent Residents (Green Card holders) to meet customer and regulatory requirements** Who We Are We are pioneering modular motion technologies to power the next generation of innovation for Industrial, Aerospace and Defense. If you're excited about disrupting legacy industries, and passionate about building the financial infrastructure behind cutting-edge hardware, let's chat! We are at the forefront of innovation, crafting exclusive motion control components that propel the industrial, aerospace, and defense sectors into the future. A couple other things: We offer a lot of autonomy We like to run lean for impact We have great benefits We are well funded, and already generating revenue We're currently in Torrance, CA, but will be moving into a new facility in Hawthorne, CA in the summer! What you'll do: We are seeking a versatile, high-impact Principal Engineer to lead the development of mission-critical hardware. This is...

The Opportunity Ulteig is currently seeking talented and motivated candidates for a Principal Transmission Line Engineer role supporting, managing, and leading transmission & distribution projects across both Power and Renewable lifelines. This critical role will have responsibility for design and/or coordination of High Voltage (69kV-500kV) transmission lines utilizing the PLS-CADD software, as well as developing the team and acting as a primary client-facing Subject Matter Expert (SME) to help grow our team. What You'll Do The ideal candidate has excellent problem solving skills; uses advanced techniques, theory, precepts and practices to complete complex high voltage and extra high voltage electric transmission line project assignments. They will adapt and modify standard techniques to solve multifaceted problems and provide expert consultation for the design, development and implementation of technical plans and systems used in the construction of high voltage...

Divergent is building the new industrial age. Every day, our teams design, manufacture, and assemble advanced systems for some of the world's most demanding industries. Our integrated engineering and manufacturing platform transforms complex designs into production-ready solutions, helping customers move faster, build smarter, and deliver critical systems when they matter most. Divergent is a qualified Tier 1 supplier to global automotive OEMs and supports leading U.S. aerospace and defense companies. Join us and help push the boundaries of what can be built. Purpose The Staff Automation & Controls Engineer will develop flexible robotic manufacturing & automation systems core to the Divergent Adaptive Production System (DAPS). The ideal candidate has a track record of successfully architecting and deploying advanced automated systems in a quick changing, start-up environment. This role will take a hands-on execution approach and use their skills in hardware, software...

Divergent is building the new industrial age. Every day, our teams design, manufacture, and assemble advanced systems for some of the world's most demanding industries. Our integrated engineering and manufacturing platform transforms complex designs into production-ready solutions, helping customers move faster, build smarter, and deliver critical systems when they matter most. Divergent is a qualified Tier 1 supplier to global automotive OEMs and supports leading U.S. aerospace and defense companies. Join us and help push the boundaries of what can be built. Purpose The Principal Automation & Controls Engineer will lead the development of flexible robotic manufacturing & automation systems, core to the Divergent Adaptive Production System (DAPS). The ideal candidate has a track record of successfully architecting and deploying advanced automated systems in a quick changing, start-up environment. This role will take a hands-on execution approach and use their skills...

QuantumScape is on a mission to transform energy storage with solid-state lithium-metal battery technology. The company's next-generation batteries are designed to enable greater energy density, faster charging and enhanced safety to support the transition away from legacy energy sources toward a lower carbon future. What we need: Join us on our mission as we transform energy storage to enable a more sustainable future. We are looking to add a Mechanical Engineer, Principal Member of Technical Staff (PMTS) to our Cell Engineering and Manufacturing Development team. This individual will be responsible for designing and scaling QuantumScape's unique solid-state lithium metal batteries for high volume production. This work includes designing new cell structures, encasings, components, and assembly tools in addition to methodologies to validate the fidelity of these new designs. You must have experience working with electrochemical energy storage devices such as lithium-based...

Job Type Full-time Description Agile Space Industries is a rapidly growing supplier of propulsion hardware and engineering services for the space industry. Headquartered in Durango, Colorado, with expanding operations in and Tulsa, Oklahoma, and upcoming growth in Seattle, Washington, Agile has achieved more than 40% year-over-year growth for the past three years, and our momentum continues to accelerate. At Agile, we design, build, and test in-space propulsion systems that give spacecraft the ability to maneuver with precision, reliability, and purpose. Our technologies play a critical role in missions that range from lunar landings and resource utilization to national defense, human exploration, and commercial space transport. We are seeking bold and driven individuals who thrive in a hands-on, fast-moving environment and want to help write the next chapter of space history as part of a close-knit, innovative team. You will take on a demanding and rewarding role at Agile,...

Agile Space Industries is a rapidly growing supplier of propulsion hardware and engineering services for the space industry. Headquartered in Durango, Colorado, with expanding operations in and Tulsa, Oklahoma, and upcoming growth in Seattle, Washington, Agile has achieved more than 40% year-over-year growth for the past three years, and our momentum continues to accelerate. At Agile, we design, build, and test in-space propulsion systems that give spacecraft the ability to maneuver with precision, reliability, and purpose. Our technologies play a critical role in missions that range from lunar landings and resource utilization to national defense, human exploration, and commercial space transport. We are seeking bold and driven individuals who thrive in a hands-on, fast-moving environment and want to help write the next chapter of space history as part of a close-knit, innovative team. You will take on a demanding and rewarding role at Agile, directly shaping the future of...

Agile Space Industries is a rapidly growing supplier of propulsion hardware and engineering services for the space industry. Headquartered in Durango, Colorado, with expanding operations in and Tulsa, Oklahoma, and upcoming growth in Seattle, Washington, Agile has achieved more than 40% year-over-year growth for the past three years, and our momentum continues to accelerate. At Agile, we design, build, and test in-space propulsion systems that give spacecraft the ability to maneuver with precision, reliability, and purpose. Our technologies play a critical role in missions that range from lunar landings and resource utilization to national defense, human exploration, and commercial space transport. We are seeking bold and driven individuals who thrive in a hands-on, fast-moving environment and want to help write the next chapter of space history as part of a close-knit, innovative team. You will take on a demanding and rewarding role at Agile, directly shaping the future of...

Job Type Full-time Description Agile Space Industries is a rapidly growing supplier of propulsion hardware and engineering services for the space industry. Headquartered in Durango, Colorado, with expanding operations in Mount Pleasant, Pennsylvania, and Tulsa, Oklahoma, Agile has achieved more than 40% year-over-year growth for the past three years, and our momentum continues to accelerate. At Agile, we design, build, and test in-space propulsion systems that give spacecraft the ability to maneuver with precision, reliability, and purpose. Our technologies play a critical role in missions that range from lunar landings and resource utilization to national defense, human exploration, and commercial space transport. We are seeking bold and driven individuals who thrive in a hands-on, fast-moving environment and want to help write the next chapter of space history as part of a close-knit, innovative team. Agile Space Industries is seeking a highly experienced Mechanical...