25 senior mechanical engineer jobs found in Washington

Job Description At EXP, we're driven to provide innovative solutions for the world's built and natural environments. As a team of engineers, architects, designers, scientists, creators, and a community of professionals, we bring diverse and talented people together to solve the world's most complex challenges. Here, you join a team that leverages differences, harnesses entrepreneurial spirit in an employee-owned company, believes diversity gives us strength, seeks sustainable results, and shares ambitions for each other, our clients, and the communities we serve. Together, we are EXP. Are you ready to design your future? Be our next Senior Mechanical Engineer Your work environment at EXP In this role, you will be part of the MEP team supporting Transit, Transportation, Commercial, Institutional, and Public Infrastructure projects throughout the Mid-Atlantic region. This position provides technical leadership for HVAC, plumbing, and fire protection systems while working...

Join a People-First, Employee-Owned Firm That's Redefining Flexibility and Growth Project Manager/Senior Mechanical Design Engineer (MEP) - National Capital Region (NCR) Interface Engineering Inc. (Relocation will be offered for highly qualified candidates.) At Interface Engineering, we believe your career should be as dynamic and rewarding as the projects you support. As a 100% employee-owned firm, we're proud to offer our Collaboration from Home policy-giving you the flexibility of a hybrid schedule with 3 days in-office per week minimum (Tuesday, Wednesday, Thursday) while staying connected to a team that values innovation, inclusion, and impact. Why Interface? We're not just engineers-we're collaborators, mentors, and trailblazers in high-performance design. Our Pathway to Leadership program offers a transparent, personalized roadmap for career advancement, empowering you to grow in the direction that excites you most. Our Culture Interface has the company...

This position will support our joint venture with partner company, Dayton Group, Inc. DGI-ATI (JV) has a current need for a full-time General Energy Officer/Engineer. The Energy Officer/Engineer will have contracting experience with energy and water conservation and performance. The Energy Officer/Engineer will prepare interagency energy reports, analyze utility data, and identify opportunities for reducing utility costs. Great Pay and Benefits for an Energy Officer/Engineer: Competitive salary of $97,000 - $110,000/year depending on experience 11 annual paid holidays and minimum 13 days of paid leave; Employee and family medical, dental, vision, and prescription insurance with 75% of the premiums paid by the company; Employer paid short-term and long-term disability, and life insurance. 401(k) plan immediately vesting with 4% employer match; and Professional development assistance including memberships, professional licenses, and tuition reimbursements. Duties and...

DHA is seeking (2) full-time, dedicated CMAR Construction Engineers/Construction Representatives with process mechanical and/or electrical and I&C experience at large, complex, operating water/wastewater facilities. This is an in-person position that would ideally start as soon as possible; however, could initially start part-time based on availability and then expect to report five (5) days a week by January 2026 The Construction Engineer uses their technical expertise to oversee construction projects and assists the Project Manager or Owner's Advisor with construction management and construction administration duties. Their work involves interpreting plans, performing site inspections, evaluating technical data, and resolving construction field issues, among other tasks. The Construction Engineer may independently manage moderately complex projects or supervise the work of other staff responsible for overseeing routine projects. The Construction Engineer performs work under...

Do you want to help engineer what's next? Simpson Gumpertz & Heger (SGH) is a national engineering firm committed to delivering holistic advice for our clients' most complex challenges. We leverage our collective and diverse experience, technical expertise, and industry knowledge of structures and building enclosures, advanced analysis, performance & code consulting, and applied science & research to deliver unrivaled, comprehensive solutions that drive superior performance. With 800 employees in offices nationwide, SGH's industry-leading teams constantly seek to advance the meaning of what's possible. What makes careers at SGH so special? The only way to advance is to question and explore. Every member of the SGH team is both a learner and an educator, committed to advancing ourselves, our teams, and our industry. Together we are creating a community that never settles for what is but always seeks what could be. There are many reasons to love SGH: Our Work:...

F&A Technologies LLC, an emerging Service Disabled Veteran Owned Small Business, is seeking a Senior Test & Evaluation Engineer in Washington, DC (near Navy Yard) to provide Engineering Support Services to Engineers and Subject Matter Experts in support of the Conventional Prompt Strike (CPS) Program under the Department of Navy. Position is hybrid, onsite with occasional telework each week. The candidate will be supporting multiple engineering disciplines such as the following but not limited to: Mechanical, Electrical, Systems, Information Systems, Navigation, Flight Software, Industrial, Re-entry hardware and Flight Termination Systems. This candidate will provide more strategic support to the engineering team and leadership. Ideal candidate will have Test & Evaluation Engineering experience Understands the purpose of a System Engineering Technical Review (SETR) series (formal, event-driven reviews that assess a system's technical health, design maturity, risks,...

Do you want to be a part of the clean energy movement? Are you passionate about improving our environment for this generation and those to follow? Are you ready to take on new challenges and collaborate with a future-focused team leading the way into new markets? Join Nexamp! This is where you can learn from industry leaders and become one yourself. It's fast-paced, mission-based work that challenges the status quo. Be on the team that's changing the world. What we're looking for: Nexamp is looking to hire a Senior Electrical Engineer to join it's Clean Energy Deployment team. You will be responsible for review of solar & storage projects design by providing technical expertise in the interconnection, construction, and assisting in the commissioning of distributed energy resources (DERs). We are accepting candidates across our hub offices of Chicago, Boston, DC, and NY. We are supporting hybrid work. You will report to the Director, Electrical Engineering. What...

F&A Technologies LLC, an emerging Service Disabled Veteran Owned Small Business, is seeking a Senior Test & Evaluation Engineer in Washington, DC (near Navy Yard) to provide Engineering Support Services to Engineers and Subject Matter Experts in support of the Conventional Prompt Strike (CPS) Program under the Department of Navy. Position is hybrid, onsite with occasional telework each week. The candidate will be supporting multiple engineering disciplines such as the following but not limited to: Mechanical, Electrical, Systems, Information Systems, Navigation, Flight Software, Industrial, Re-entry hardware and Flight Termination Systems. This candidate will provide more strategic support to the engineering team and leadership. Ideal candidate will have Test & Eval Engineering experience as well as Program Office knowledge and understanding for Financials/budgeting and costing as well as the five phases of the Acquisition path. Ability to describe the System...

Do you want to be a part of the clean energy movement? Are you passionate about improving our environment for this generation and those to follow? Are you ready to take on new challenges and collaborate with a future-focused team leading the way into new markets? Join Nexamp! This is where you can learn from industry leaders and become one yourself. It's fast-paced, mission-based work that challenges the status quo. Be on the team that's changing the world. What we're looking for: Join Nexamp's mission to transform the energy landscape with your expertise as a Senior Interconnection Engineer. We are at the forefront of the renewable energy revolution, driving change and innovation in the renewable energy sector. If you're passionate about crafting a sustainable future and have a track record in the technical intricacies of interconnection, we want you on our team. We are seeking a detail-oriented Senior Interconnection Engineer with a robust technical background and proven...

Solvere is seeking a Junior Mechanical Engineer to join our team. Responsibilities: Perform engineering duties in planning and designing tools, engines, machines, and other mechanically functioning equipment. Oversee installation, operation, maintenance, and repair of equipment such as centralized heat, gas, water, and steam systems. Perform engineering duties in planning and designing tools, engines, machines, and other mechanically functioning equipment. Review technical deliverables pertaining to all HM&E and C4ISR systems to analyze and provide recommendations and input. Coordinate and assist with all technical and engineering efforts required for the successful day to day activities of the program. Maintain a current and complete log of all intended design modifications, listing the primary system, affected systems, potential or named engineering contractors, contractors points of contact, servicing agencies information, intended installation...

Make It Happen with ARX We are a global network of smart minds in engineering and design, offering comprehensive consulting, project management, and technical services in more than 60 locations in five continents. What truly sets us apart is our people. We believe the best ideas come from talented individuals working together in a culture of trust, collaboration, and continuous learning. We're looking for curious explorers, ambitious thinkers and passionate professionals who are eager to contribute to meaningful projects and keep learning every step of the way. As part of our team, you'll join an international, dynamic and supportive environment with opportunities to collaborate across disciplines and borders, take ownership and make a real impact. Your ideas matter. Your growth matters. Your impact matters. Join ARX and help build a smarter, more sustainable future. ARX USA is seeking an Assistant Resident Engineer (ARE) to support the delivery of infrastructure and...

Title: Senior Electrical Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and national security communities. In this position, your work will have a profound impact on the country's most critical role - protecting our national security. KBR is seeking a Senior Electrical Engineer to support the design, development, integration, and validation of electrical systems across commercial and industrial programs. This role focuses on delivering robust, scalable, and cost-effective electrical solutions for product development, manufacturing, and operational environments. The role includes responsibility for cable and wiring harness design, development, and integration. Why Join Us? Innovative Projects: KBR's work is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions....

Company Overview Pantheon Data (a Kenific Holding company) is a private, small business based in the Washington, DC, area. Pantheon Data was founded in 2011, initially providing acquisition and supply chain management services to the US Coast Guard. Our service offerings have grown in the past ten years, including infrastructure resiliency, contact center operations, information technology, software engineering, program management, strategic communications, engineering, and cybersecurity. We have also grown our customer base to include commercial clients. The company has used this experience to expand our service offerings to other agencies within the Department of Homeland Security (DHS), the Department of Defense (DoD), and other Federal Civilian Agencies. Position Overview The Junior Engineer will contribute to the critical acquisition of both cutter based boats and shore based boats and collaborate with experienced engineers and Coast Guard personnel to review, analyze,...

24th August, 2026 Transmission Line Engineer (Engineer IV/V) - Power Delivery This role may also be known as: Transmission Design Engineer, Transmission Planning Engineer, Power Delivery Engineer, Electrical Engineer - Transmission Systems If you're an engineer who wants more than a seat at the table, this is worth a look. You'd be joining a Power Delivery engineering group responsible for designing, developing, and maintaining transmission, distribution, substation, and SCADA automation equipment across an entire regional transmission system. This isn't a role where you quietly review someone else's plans. You'll lead capital execution of transmission projects, develop the technical specifications and standards that get used across the system, and work directly with equipment manufacturers and vendors, including plant and site visits. There's also a clear runway here. As you grow into the role, you'll mentor and train less experienced engineers, serve as a go-to technical...

24th August, 2026 Distribution & Standards Engineer III-V | Power Delivery This role may also be known as: Electrical Standards Engineer, T&D Standards Engineer, Power Delivery Standards Engineer, Utility Compliance Engineer The Opportunity If you've ever wanted a seat at the table where engineering standards actually get written - not just followed - this is that seat. This role sits at the center of a Power Delivery organization, responsible for developing, maintaining, and continuously improving the standards, specifications, and technical practices that govern how distribution and substation infrastructure gets designed, built, and operated. You'll work across a genuinely broad equipment scope: distribution transformers, switches, and capacitor banks; substation breakers up to 230kV; control systems; station battery systems; and switchgear. You'll interpret and apply industry codes like IEEE, ANSI, NESC, NEC, OSHA, FERC, NERC, and CIP, and you'll have a...

Company Description SHELADIA Associates is a multi-disciplinary international professional consulting firm with demonstrated experience in the successful management and implementation of development projects worldwide. SHELADIA believes practicality and sustainability in development projects require flexible resource management, active participation of all stakeholders, and a shared goal of strengthening institutions and operational systems to optimize available resources. Equal Opportunity and Affirmative Action Employer. Job Description This position is contingent upon contract award and subsequent task-order requirements. It is intended to support SHELADIA's pursuit of the U.S. Department of State, Bureau of Overseas Buildings Operations (OBO), 2026 Worldwide A/E Support Services IDIQ. Employment, assignments, travel, and project responsibilities will be based on the awarded contract and applicable task orders. The program may support planning, design, construction,...

Job Overview Broadcast Management Group (BMG) delivers Managed Services, Live Production, and REMI Remote Production - engineered and monitored 24/7 across our national footprint (Washington DC, New York, Chicago, Las Vegas, and Los Angeles). We're looking for a Broadcast Production Engineer to support our REMI facilities, mobile units, and client sites nationwide. This role travels extensively to support live news, sports, and entertainment broadcasts as Engineer in Charge (EIC), keeping mission-critical equipment running and issues resolved fast. Between shows, you'll work alongside our integration team - installing and testing new gear and helping build engineering signal flow synoptic diagrams and rack elevations. We're looking for someone who wants to be part of a team engineering broadcast-grade infrastructure from the ground up. Essential Functions • Provide technical production support across BMG facilities and mobile units, keeping equipment running correctly. • Serve as...

Moody and Associates, Inc. is seeking a detail-oriented and motivated Engineering Technician to join our dynamic engineering team. This position will be based out of either our Meadville, PA or Erie, PA location, depending on the location of the candidate. This role offers an excellent opportunity for individuals looking to develop their technical skills and gain hands-on experience in a fast-paced, innovative environment. The selected candidate will provide support for engineering projects by contributing to detailed design and drafting processes, liaising with clients and review agencies, and facilitating the effective development and implementation of our engineering solutions. Key Responsibilities: Adherence to all company and client mandated safety requirements. Collaborate with project managers and senior engineers to strategically plan, design, and supervise sustainable site development, grading, and construction initiatives. Conduct comprehensive site inspections and...

Professional Engineer is a mid-level position that will manage and oversee complex infrastructure and engineering development projects. This position will be based out of either the Meadville, PA or Erie, PA office location, depending on the location of the candidate. The Professional Engineer will demonstrate strong technical knowledge, sound judgment, and the ability to work both independently and as part of a multidisciplinary team. Key responsibilities include project planning and coordination, technical analysis and review, and proactive engagement with stakeholders to ensure quality, compliance, and timely project delivery. This role also calls for effective problem-solving skills, leadership in guiding junior engineers, and a commitment to upholding professional standards and continuous improvement. Additional duties may include, but are not limited to: Upholding all company, client, and governmental safety requirements throughout project lifecycles. Maintaining effective...

Who we are Helsing develops artificial intelligence-enabled capabilities to protect and defend democracies. We are growing our US operations, cultivating an ambitious and committed team of mission-driven professionals to apply their skills to solve challenging problems. The role As a Design Engineer, you will work on innovative UAV platforms, modifying and adapting existing mechanical and electrical designs to meet US customer requirements and specifications. You will design the mechanical and electrical architecture for various unmanned and autonomous systems, ensuring their design, implementation, and testing meets the needs of the end-user. You will work in close collaboration with systems engineers, embedded systems engineers, production teams, and customer-facing program managers. Your role will be crucial in guiding the team's choices and ensuring the consistency of technical decisions. You will conceptualize innovative hardware configurations, conduct...