Mechanical engineer jobs in Annandale, VA and nearby (251 jobs)

Hardware, Mechanical Power Engineer - Federal Customer

Dell

Mclean, VA

(on-site 5 days per week: TS/SCI Required)

Hardware, Mechanical Power Engineer - Federal Customer

Dell

Mclean, VA

(on-site 5 days per week: TS/SCI Required)

Mechanical Engineer

HawkEye 360

Herndon, VA

HawkEye 360 is currently seeking a Spacecraft Mechanical Engineer to join the Space Team. The Space Team’s mission is to design, build, and test small commercial satellites that provide…

Senior Mechanical Engineer

EXP

Washington, DC · Fairfax, VA

Professional Engineer (PE) license required; registration in Washington, DC, Maryland, and Virginia preferred

Data Center Mechanical Engineer, Vice President

WSP

Herndon, VA

WSP is currently initiating a search for a Data Center Mechanical Engineer, Vice President for our Herndon, VA. As a Mechanical Department Lead with us, you will design complex cooling and…

Data Center Mechanical Engineer, Lead Consultant

WSP

Herndon, VA

WSP is currently initiating a search for a Data Center Mechanical Engineer, Lead Consultant for Herndon, VA; Tempe, AZ; Atlanta, GA. As a Lead Mechanical Engineer with us, you will design…

Senior Mechanical Engineer

Stantec

Washington, DC

License required

Mechanical Engineer

Stantec

Washington, DC

Our Buildings team is looking for a Project Mechanical Engineer with a focus in HVAC design. You will work with direct supervision and general direction on tasks and smaller projects, and…

Mechanical Design Engineer II (Onsite)

Axon

Sterling, VA

Mechanical Engineers at Dedrone have full design ownership over next generation cUAS technology from conceptualization through production, who's work is highly visible to even the most…

Mechanical Design Engineer

Accenture Federal Services

Arlington, VA

Accenture Federal Services is seeking Mechanical Design Engineers for an up-conversion team on a modernization program for a major aerospace & defense manufacturer. The role performs the…

Senior Mechanical Engineer II

Rocket Lab Corporation

Silver Spring, MD

As a Senior Mechanical Engineer at Rocket Lab’s Silver Spring, Maryland location, you will lead development of innovative and complex electromechanical systems from project concepting…

Senior Mechanical Engineer I

Rocket Lab Corporation

Silver Spring, MD

As a Mechanical Engineer at Rocket Lab’s Silver Spring, Maryland location, you will lead development of innovative and complex electromechanical systems from project concepting through…

Mechanical Engineer II

Rocket Lab Corporation

Silver Spring, MD

As a Mechanical Engineer at Rocket Lab’s Silver Spring, Maryland location, you will lead development of innovative and complex electromechanical systems from project concepting through…

Senior Mechanical Engineer, Intelligence Systems

Anduril Industries

Reston, VA

We are looking for a Senior Mechanical Engineer to join our rapidly growing team in Reston, Virginia. In this role, you will be responsible for designing and developing mechanical systems…

2027 Mechanical Engineer Intern

Anduril Industries

Reston, VA

We are seeking Mechanical Engineer Interns for Summer 2027! This is a paid, in-person, 12-week internship.

2027 Early Career Mechanical Engineer

Anduril Industries

Reston, VA

We are looking for Mechanical Engineers to join our rapidly growing team! We hire self-motivated people, those who hold a higher bar for themselves than anyone else could hold for them. If…

Senior Mechanical Engineer

General Dynamics Mission Systems, Inc

Manassas, VA

Seeking a Mid-Level Mechanical Engineer to become an integral member of the engineering team dedicated to the development of military-grade electronics for the Common Weapon Launcher (CWL)…

Structural Mechanical Engineer

General Dynamics Mission Systems, Inc

Herndon, VA

As a Structural-Mechanical Engineer for Intelligence Systems, you will be responsible for performing structural analysis using applicable material resources, methods, and standards; perform…

Mechanical Engineer

General Dynamics Mission Systems, Inc

Manassas, VA

As a mechanical engineer for SLCM-N, you’ll be a member of a cross functional team dedicated to the development of military-grade electronics for the Sea-Launched Cruise Missile–Nuclear…

Advanced Mechanical Engineer

General Dynamics Mission Systems, Inc

Manassas, VA

As a mechanical engineer for SLCM-N, you’ll be a member of a cross functional team dedicated to the development of military-grade electronics for the Sea-Launched Cruise Missile–Nuclear…

Mechanical Engineer Intern

Nightwing Intelligence Solutions, LLC

Springfield, VA

Nightwing is seeking a Mechanical Engineering Intern with the technical and communication skills needed to support ongoing programs at our Springfield, Virginia location. Candidates must be…

Autonomy / Robotics Engineer

Estes Aerospace

Vienna, VA

Mechanical Design Engineer (Steam Generator)

X-Energy, LLC

Rockville, MD

Our Mechanical Design Engineer (Steam Generator) is responsible for the engineering design and development of mechanical systems, structures, and components. This includes concept…

Mechanical Engineer, Graphite

X-Energy, LLC

Rockville, MD

X-energy is seeking professionals to join our Mechanical Engineering team in the role of Mechanical Design Engineer to support the development of the Xe-100. This role is responsible for…

Mechanical Design Engineer

X-Energy, LLC

Rockville, MD

X-energy is seeking professionals to join our Mechanical Engineering team in the role of Mechanical Design Engineer to support the development of the Xe-100. This role is responsible for…