Last updated 2026-07-05

53 Mechanical Engineering Jobs in Washington, DC, United States

Browse 53 Mechanical Engineering jobs across Washington, DC, United States. Listings are updated hourly and include salary data where available.

Snapshot updated 41m ago

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Zachary Piper

Jun 30
Senior Mechanical Engineer (Biotech Instrumentation)- Gaithersburg, MD
Gaithersburg, MD, United States senior $116k-175k/yr
  • This is a highly hands-on role focused on innovative product design, electromechanical systems integration, and technical leadership across…
  • This engineer will serve as a key technical contributor responsible for the architecture, design, and development of next-generation diagno…

X-Energy, LLC

Jun 29
Thermal Hydraulics Engineer III-V
Rockville, MD, United States mid Full Time $115k-140k/yr
  • Responsible for providing heat transfer, fluid mechanics, and particulate mechanics analysis to support the design of various X-energy deve…
  • Job Description This role is responsible for the engineering design and development of mechanical systems, structures, and components.

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RTX

Jun 29
Leadership Development Program - Engineering, Aerospace/Mechanical...
Arlington, VA, United States mid Full Time
  • Execute core engineering milestones within one or more specialized program tracks, including mechanical systems design and development, str…
  • Stretch your professional and technical capabilities by taking ownership of frontline, hands-on mechanical and aerospace engineering delive…

Google

Jun 24
Mechanical Engineer, Cooling System Modular Design — Google Careers
Reston, VA, United States entry
  • Responsibilities Serve as the technical lead for global mechanical infrastructure, leading the design, testing, and deployment of custom da…
  • Collaborating across Planning, Operations, and Execution teams, you will lead new technologies to optimize future products for Google’s mac…

Johns Hopkins Applied Physics Laboratory

Jun 24
2027 Graduate PhD - Thermal Engineer
Laurel, MD, United States entry Full Time $105k/yr
  • Have at least seven years of progressive, hands-on experience in thermal/aerothermal analyses supporting vehicle design and development.
  • Plan and execute ground test activities to validate thermal and aerothermal models, characterize material/system performance, and support d…

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Bechtel Corporation

Jun 23
Mechanical Engineering Group Supervisor
Reston, VA, United States mid
  • Job Summary: In this role, the Mechanical Engineering Group Supervisor will supervise a team of Mechanical Engineering personnel, estimate…
  • Extensive knowledge of mechanical engineering work processes, procedures, and specifications.

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Legence

Jun 22
Mechanical Engineer - Energy Solutions - CMTA
Fairfax, VA, United States mid
  • Job Summary: CMTA, a Legence company, is looking for an entry-level mechanical engineer to help in our Energy Solutions office…
  • Below are some of the duties that this position includes: Conduct building and system audits Conduct energy analysis and savings…

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Wd12

Jun 22
Senior Mechanical Engineer
Washington, DC, United States senior Full Time $135k-190k/yr
  • The Senior Mechanical Engineer will be responsible for the design and development of aerospace structures, mechanical components, and mecha…
  • The engineer will lead detailed design activities, modeling, and documentation using industry‑standard CAD tools and drafting conventions.

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Anduril Industries

Jun 19
Space Special Projects, Mechanical Engineer
Reston, VA, United States entry
  • PREFERRED QUALIFICATIONS 2+ years of mechanical design experience in a professional setting with space hardware or industry of equivalent c…
  • Space Systems hires software engineers and systems engineers who are excited to build across a diverse and powerful portfolio—from satellit…

Jabil Circuit

Jun 19
Engineering Services Manager - Liquid Cooling Server Platform...
Washington, DC, United States mid $115.5k-207.9k/yr
  • This position provides advanced technology solutions and strategies through the effective management of people, systems, procedures, and eq…
  • Manufacturing, Automation, Liquid Cooling, and Hardware Skills : Demonstrated expertise in high-level assembly and integration with complex…

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Technology Service Corporation

Jun 19
Mid-Level Thermal Engineer
Washington, DC, United States mid Full Time $113k-160k/yr
  • We are seeking an experienced Thermal/Aerothermal Engineer to support the design, analysis, and evaluation of advanced aerospace systems.
  • Working knowledge of STAR‑CCM+, HEEDS, and Cart3D. Strong understanding of thermal modeling techniques, heat transfer principles, and syste…

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BAE Systems

Jun 17
Systems Engineer with Mechanical Focus
Rockville, MD, United States mid Full Time $118.1k-200.8k/yr
  • Additional skills/experience required: Understanding of basic engineering principles Understanding of Systems Engineering Principles Unders…
  • Required Education, Experience, & Skills Education and years of related/relevant work experience required: Bachelor’s degree in Systems, Me…

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Helsing

Jun 11
Senior Design Engineer
Washington, DC, United States senior
  • The role As a Design Engineer, you will work on innovative UAV platforms, modifying and adapting existing mechanical and electrical…
  • Nice to Have Professional working experience with US defense customers and familiarity with US military specifications and standards Experi…

KBR

Jun 11
Research Engineer (X-Ray Optics Laboratory)
Greenbelt, MD, United States mid Full Time $94k-172.2k/yr
  • The role involves CAD modeling, applying GD&T, supporting manufacturing processes, and using metrology tools for validation, while collabor…
  • Experience with engineering analysis tools (FEA — basic or advanced).

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Excelitas Technologies

Jun 10
Team Lead, Custom Design Engineer
Gaithersburg, MD, United States senior $129k-139k/yr
  • Create CAD (SolidWorks) solid models and mechanical engineering design for Customized UV and EIR equipment, including mechanical engineerin…
  • Ability to lead cross-functional team projects.

Chenega Corporation

Jun 5
Mechanical Engineer
Bethesda, MD, United States mid Full Time $55/hr
  • The employee is occasionally required to walk, stand, climb, balance, stoop, kneel, crouch, or crawl.
  • The employee must occasionally lift and/or move up to 25 pounds.

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Quantum Space

Jun 5
Mechanical Designer IV
Rockville, MD, United States senior
  • We are seeking a Principal Mechanical Designer to own the detailed CAD design execution and configuration quality of flight hardware…
  • You will partner daily with mechanical/structures/thermal engineers, AIT, manufacturing, supply chain, and systems to deliver flight-ready…

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AMERICAN SYSTEMS

Jun 5
Mechanical Engineer, Senior
McLean, VA, United States senior Full Time $125k/yr
  • Responsibilities Responsible for providing guidance and expertise in mechanical engineering to design complex mechanical equipment and syst…
  • Supervises and coordinates technicians in fabrication and installation of complex mechanical and related electronic equipment and systems.

Xometry

Jun 2
Principal Computational Engineer, 3D CAD & Geometric Intelligence
North Bethesda, MD, United States senior Full Time $200k-230k/yr
  • You will be the senior individual contributor in this domain, owning the architecture that turns every customer-uploaded CAD model into…
  • Industry Pedigree: Experience inside a CAD vendor, kernel vendor, simulation vendor, or vertically integrated manufacturing platform — Dass…

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Talent Finders

Jun 2
Senior Mechanical Engineer
Washington, DC, United States senior Full Time
  • This position will provide senior mechanical engineering and design leadership to our growing local Mechanical team and national team, lead…
  • Act as a senior mechanical engineering and design resource, providing assistance and guidance to project engineers and designers in both…

Thornton Tomasetti

Jun 1
Computational Mechanics (FEA) Engineer
Washington, DC, United States entry Full Time $80k-90k/yr
  • 0-2 years of professional experience in engineering mechanics, structural dynamics, and FEA.
  • You will perform essential work for our clients utilizing commercial and bespoke finite element analysis (FEA) software to solve their…

Moog Inc

May 28
Senior Manufacturing Engineer
West Falls Church, VA, United States senior Full Time $110k-135k/yr
  • As the Senior Manufacturing Engineer, you will prepare detailed manufacturing instructions and programming data to produce machined parts a…
  • Technically guiding or training other Manufacturing Engineers and Technicians as necessary.

PEG, LLC

May 27
Junior Residential Mechanical Designer
Fairfax, VA, United States entry $50k/yr
  • Essential Functions: Training will be needed in the following areas to become a Residential Mechanical Designer: Perform and review HVAC…
  • Junior Residential Mechanical Designers at PEG will have the opportunity to perform load calculations and design residential HVAC systems u…

Markon

May 11
Mechanical Engineer
Washington, DC, United States senior Full Time $110k/yr
  • Responsibilities Develop and/or review planning documents Conduct building code compliance evaluations Perform peer reviews of plans, speci…
  • This pipeline opportunity is intended to identify qualified candidates experienced in supporting mechanical engineering design efforts acro…

CannonDesign

Apr 23
Project Mechanical V
Arlington, VA, United States mid
  • As necessary perform Revit/BIM modeling for plumbing and fire protection systems.
  • Prepare Revit/BIM modeling of construction drawings of HVAC systems from schematic design to construction administration phases including l…
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