Principal Engineer - Product Integrity Blue OriginPrincipal Engineer - Product IntegrityBay Area, Washingtonand/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing (CDL drivers only), vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. You will solve unprecedented challenges in ensuring hardware survives the rigors of launch, orbit, and long-duration deployment—pioneering physics-of-failure methodologies, predictive reliability frameworks, and AI-driven engineering approaches that redefine how high-stakes hardware is designed, qualified, and validated.
Civil Engineer / Land Development Engineer Whitman, Requardt and Associates, LLPCivil Engineer / Land Development EngineerFairfax, VirginiaFull timeOur team provides comprehensive planning, design, permitting, and construction-phase services for a diverse range of site development projects, including higher education campuses, mixed-use developments, planned communities, urban revitalization initiatives, parks, and public spaces. This position offers the opportunity to work on challenging projects and collaborate with multidisciplinary teams to deliver impactful solutions for our clients and communities.
Senior Engineer - Construction Engineering Walter P MooreSenior Engineer - Construction EngineeringWashington, Washington, DC$101,000–$120,000 / yearProviding structural, diagnostics, civil, traffic, parking, transportation, enclosure, WPM technology and construction engineering services, we design solutions that are cost- and resource-efficient, forward-thinking, and help support and shape communities worldwide. The qualified candidate should possess a high energy level and be a self-motivated senior engineer who can work within a strong team environment, serving clients on major projects throughout the United States and internationally.
Lead Electrical Engineer - Data Center Energi People - Construction EngineeringLead Electrical Engineer - Data CenterArlington, VARemote$220,000–$230,000 / yearThis is an excellent opportunity for you, an ambitious Electrical Engineering Lead who wants to work on globally recognised data centre developments while enjoying remote working flexibility, career progression, and exposure to some of the industry's most complex and technically challenging projects. Having spent 20 years earning trust across MEP building services, structural and mission-critical engineering with the very best construction engineering firms across the UK, UAE, USA and beyond, we know the disciplines, the best employers, and crucially, the roles that aren’t advertised.
Sr Engineer, Advanced Applications Baltimore Aircoil Company, Inc.Sr Engineer, Advanced ApplicationsJessup, MD$90,000–$154,100 / yearPart timeThe Senior Engineer, Advanced Structural Applications is responsible for providing structural engineering analysis, technical evaluations, and engineering support for customer-specific applications across BAC's global business. Provide structural engineering support to Regional Applications and Engineering, Sales, Product Engineering, Manufacturing, and other cross-functional teams to resolve customer-specific engineering issues.
Engineer Drafter - TS/SCI Polygraph Required LeidosEngineer Drafter - TS/SCI Polygraph RequiredReston, VirginiaAs a member of a characterization team, integrate all-source intelligence, geotechnical data, topographical data, underground infrastructure expertise, and engineering principles to identify and model facility functions (missions) and physical configurations, including layouts, structures, mission systems, support systems, and associated components. August 12, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Associate Engineer Drafter - TS/SCI Polygraph Required LeidosAssociate Engineer Drafter - TS/SCI Polygraph RequiredReston, VirginiaAs part of a characterization team, integrate all-source intelligence, geotechnical data, topographical data, underground infrastructure expertise, and engineering principles to identify and model facility functions (missions) and physical configurations, including layouts, structures, mission systems, support systems, and associated components. August 14, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Principal Engineer Mechanical & Acoustic Baltimore Aircoil CompanyPrincipal Engineer Mechanical & AcousticJessup, MDFull timePOSITION PURPOSE The Principle Mechanical & Acoustic Engineer is part of the Subject Matter Expert (SME) Engineering team and supports BAC's New Product Engineering (NPE) organization by applying mechanical engineering expertise in sound, vibration, airflow, fan systems, pump systems, and overall system performance to develop and optimize new products. The role requires frequent cross-functional interaction with NPE, Thermal Engineering, Structural Engineering, Controls Engineering, Global Components, R&D Lab, Manufacturing, Supply Chain, vendors, and regional engineering teams.
NewChief Engineer - TS/SCI Poly Required LeidosChief Engineer - TS/SCI Poly RequiredReston, VirginiaLeidos National Security Sector’s Mission Solutions Business Area is seeking a highly experienced Chief Engineer to lead its multidisciplined engineering team in utilizing advanced technologies to improve U.S. DoD counter WMD and Hardened Facility defeat capabilities through enhanced analysis, modeling and simulations of critical processes, system of system infrastructures and structural characteristics of select facilities of interest to identify vulnerabilities and potential defeat vectors. As Chief Engineer, the selected candidate will define and execute the technical vision and strategy, provide technical leadership and guidance, and drive innovation by evaluating and integrating emerging technologies and methodologies into the production workflow to increase product fidelity and production efficiency.
Junior Mechanical Engineer - TS/SCI Polygraph Required LeidosJunior Mechanical Engineer - TS/SCI Polygraph RequiredReston, VirginiaMEP Systems Knowledge: Understanding of Mechanical, Electrical, and Plumbing (MEP) system design, integration, and operational functionality within complex industrial or military facilities, including specialized containment systems, filtration systems, and backup power infrastructure. Two or more years of field experience working with industrial HVAC systems, including air-cooled and water-cooled chillers, condensers, cooling towers, air handlers, heat exchangers, boilers, and related equipment.
Mechanical Engineer Salas O'BrienMechanical EngineerBethesda, MarylandOur specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more. Provide engineering design, evaluation, and planning of mechanical systems for healthcare, science & technology, education, and commercial projects while supporting project teams through various phases of project development from concept design through construction.
Mechanical Engineer - TS/SCI Polygraph Required LeidosMechanical Engineer - TS/SCI Polygraph RequiredReston, VirginiaMEP Systems Knowledge: Strong multidisciplinary understanding of Mechanical, Electrical, and Plumbing (MEP) system design, integration, and operational functionality within complex industrial or military facilities, including specialized containment systems, filtration systems, and backup power infrastructure. Five or more years of field experience working with industrial HVAC systems, including air-cooled and water-cooled chillers, condensers, cooling towers, air handlers, heat exchangers, boilers, and related equipment.
Principal Mechanical Engineer SME - TS/SCI Polygraph Required LeidosPrincipal Mechanical Engineer SME - TS/SCI Polygraph RequiredReston, VirginiaMEP Systems Expertise: Strong multidisciplinary understanding of Mechanical, Electrical, and Plumbing (MEP) system design, integration, and operational functionality within complex industrial or military facilities, including specialized containment systems, filtration systems, and backup power infrastructure. The successful candidate will leverage extensive engineering expertise to analyze facility designs, spatial layouts, operational workflows, and supporting infrastructure to determine functional capabilities and mission relevance.
PLATS - Sensor Platforms - Research Engineer Select Search AssociatesPLATS - Sensor Platforms - Research EngineerBethesda, MarylandServe as a liaison between performers, Test & Evaluation contributors, government and transition partners; Provide support for program related requirements for systems integration, design, development, modeling and simulation, data analytics and architecture design; Stay current on advances in technologies relevant to the research programs and perform technical studies as requested on topics of interest to the program managers. Required: Bachelors' degree in electrical engineering, mechanical engineering, aerospace engineering, computer engineering, applied physics, systems engineering, or a related technical field, with six plus (6+) years of work experience in one of these fields, or Masters' degree with two plus (2+) years of work experience.
AI Systems Engineer (Aerospace Integrations) (DC or Philly Metro/Remote) Element 84AI Systems Engineer (Aerospace Integrations) (DC or Philly Metro/Remote)Alexandria, VirginiaRemoteYou won't just be "calling an API"; you will be architecting and building autonomous agentic workflows that orchestrate heterogeneous AI techniques (LLMs, reinforcement learning, RAG, uncertainty quantification), building integrations with engineering tools (CAD, FEA, CAM), and deploying scalable infrastructure on AWS. Multi-Agent Architecture: Design and implement agentic frameworks where a lead orchestrator agent coordinates specialized agents (optical design, structural, harnessing, analysis, reporting) across complex, multi-step engineering workflows.
Senior Design Engineer HelsingSenior Design EngineerWashingtonYour expertise will be vital in realizing robust, scalable, and cost-effective solutions that enhance the performance of Helsing's UAV systems, directly supporting our mission to provide advanced defense capabilities. Produce 3D and 2D documentation using SolidWorks or similar CAD/PLM tools, ensuring proper form, fit, and function of components by using analytical and simulation tools.
Senior Mechanical Packaging Engineer Tcom, L.P.Senior Mechanical Packaging EngineerColumbia, Maryland$129,373–$180,760 / yearTCOM is seeking a Senior Mechanical Packaging Engineer Lead to work on and lead a team of mechanical engineers on the design, production support and test of electrical/electronic systems for lighter-than-air vehicles and their ground support facilities. The individual will be responsible for leading a team of mechanical engineers in the design of lightweight electrical assemblies in space restricted enclosures for use in avionics applications where the assemblies are exposed to the atmosphere and operate in high EMI environments.
AI Systems Engineer (Aerospace Integrations) (Remote: DC or Philly Metro) Element 84AI Systems Engineer (Aerospace Integrations) (Remote: DC or Philly Metro)Alexandria, VirginiaRemoteYou won't just be "calling an API"; you will be architecting and building autonomous agentic workflows that orchestrate heterogeneous AI techniques (LLMs, reinforcement learning, RAG, uncertainty quantification), building integrations with engineering tools (CAD, FEA, CAM), and deploying scalable infrastructure on AWS. Multi-Agent Architecture: Design and implement agentic frameworks where a lead orchestrator agent coordinates specialized agents (optical design, structural, harnessing, analysis, reporting) across complex, multi-step engineering workflows.
Engineer Crestview ManagementEngineerWashingtonThe ideal candidate combines hands-on technical expertise with leadership skills and a proactive, solution-oriented approach Key Responsibilities: Technical & Operational Duties: Oversee and participate in general maintenance and repairs in guest rooms, public areas, back-of-house, and exterior property areas. Schedule: Flexible, including weekends and holidays Job Summary: The Westin Washington, D.C. City Center is seeking a highly skilled and experienced Engineer with strong supervisory capabilities to lead and oversee all maintenance operations within our property.
Engineer - GSE & Tooling Stress Analyst III - Fixed Term Blue OriginEngineer - GSE & Tooling Stress Analyst III - Fixed TermWashingtonand/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs.