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Johns Hopkins Applied Physics Laboratory

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2026 Graduate - Mechanical Engineer - Space Science Instrumentation
Seen active yesterday Posted Jul 21
Laurel, MD, United States Entry Full Time $85k/yr

Role highlights

  • Perform mechanical analyses and/or interface with thermal and stress engineers to verify design integrity.
  • Do you enjoy working in a highly collaborative environment with engineers from multiple disciplines to solve complex technical challenges a…

Legence

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Mechanical Engineer Intern/Co-op Fall 2026
Seen active yesterday Posted Aug 15
Arlington, VA, United States Intern Internship

Role highlights

  • Pursuing a Bachelor of Mechanical Engineering or Architectural Engineering, preferably a sophomore (2nd year), or junior (3rd year), Strong…
  • Job Description: This position provides a unique opportunity for hands-on training in mechanical/HVAC/Energy design.

Rocket Lab Corporation

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Mechanical Engineer II/Senior
Seen active yesterday Posted Aug 15
Silver Spring, MD, United States Senior Full Time

Role highlights

  • (Please note: this position can be hired at the Mechanical Engineer II or Senior Mechanical Engineer I level.).
  • Mentor other engineers (as Senior I) YOU’LL BRING THESE QUALIFICATIONS AS A MECHANICAL ENGINEER II Bachelor’s degree in a relevant…

Legence

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Mechanical Engineer
Seen active yesterday Posted Aug 14
Arlington, VA, United States Mid

Role highlights

  • This position will work with a team of engineers to design the mechanical aspects of energy efficient buildings for various…
  • Key Responsibilities: Prepare, read, and interpret technical drawings, schematics, and technical specifications Interacting with owners, cl…

KBR Wyle Services, LLC

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Spacecraft Mechanical Designer
Seen active 3 days ago Posted Aug 14
Greenbelt, MD, United States Mid Full Time

Role highlights

  • You will assist the Spacecraft Mechanical Lead and subsystem leads with concept design, final detailed flight assembly modeling, and fabric…
  • Key Responsibilities: Mechanical Design: Create and mature complex mechanical designs for structures, moving mechanisms, opto-mechanical as…

Johns Hopkins Applied Physics Laboratory

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Space Science Instrumentation Mechanical Engineer
Seen active today Posted Jul 31
Laurel, MD, United States Entry Full Time

Role highlights

  • Perform mechanical analyses and/or interface with thermal and stress engineers to verify design integrity.
  • 2 years experience in mechanical design and/or analysis.

Nightwing Intelligence Solutions, LLC

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Mechanical Engineer
Seen active yesterday Posted Aug 11
Springfield, VA, United States Mid Full Time

Role highlights

  • As part of a collaborative team of mechanical, civil, and electrical engineers, you will develop solutions from concept through prototype…
  • Product development experience using rapid, iterative design and prototyping methods with frequent integration/test cycles Practical, hands…

HII's Mission Technologies division

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Principal Mechanical Engineer (Engineer Mechanical 5) - 29786
Seen active today Posted Aug 11
Alexandria, VA, United States Senior

Role highlights

  • Proven mechanical design experience (mechanisims, power trains, thermal management, structures, embedded electronics).
  • Technical Requirements: Experience with mechanical CAD tools.

Technology Service Corporation

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Mechanical Engineer III
Seen active yesterday Posted Aug 7
Washington, DC, United States Mid Full Time $112k-190k/yr

Role highlights

  • You will have the opportunity to work with advanced equipment, tools and technologies to support both legacy and new mechanical…
  • Hands-on experience with fabrication, assembly, testing and troubleshooting complex mechanical systems.

Legence

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Mechanical Engineer
Seen active yesterday Posted Aug 13
Arlington, VA, United States Mid

Role highlights

  • What You’ll Do: Design mechanical systems from concept through construction.
  • We’re looking for a skilled and motivated Mechanical Engineer to join our growing team and help shape the future of…

PEG, LLC

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Senior Residential Mechanical Designer
Seen active yesterday Posted Aug 7
Fairfax, VA, United States Senior $68k/yr

Role highlights

  • Minimum 3+ years of relevant experience in Residential Mechanical (HVAC) Design required; Advanced proficiency in AutoCAD experience requir…
  • Through advanced expertise in residential mechanical design, this role directly impacts project accuracy, client satisfaction, operational…

Logos Technologies, Inc.

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Mechanical Engineer
Seen active today Posted Aug 6
Fairfax, VA, United States Mid Full Time

Role highlights

  • Ability to function equally effectively as a team member on a group project or unmanaged on an individual effort Qualifications…
  • Experience in design for manufacturing.

Quantum Space

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Director of Mechanical Engineering
Seen active today Posted Aug 6
Rockville, MD, United States Senior Full Time $185k-215k/yr

Role highlights

  • Who We're Looking For We are seeking an Director of Mechanical Engineering to own the design, integration, and verification of…
  • You'll be responsible for both technical execution and team leadership as you guide the mechanical and propulsion build effort for…

Ocean Atomics LLC

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Reactor Core Mechanical Engineer
Seen active today Posted Aug 6
Bethesda, MD, United States Mid Full Time $110k-240k/yr

Role highlights

  • You will design and analyze the mechanical components and internals of the reactor core, with a focus on discerning and…
  • Coordinate with thermal-hydraulics, fuels, and structural teams to integrate mechanical design with flow, thermal, and neutronic requiremen…

Bala consulting Engineers

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Mechanical Engineer- AEC - Arlington, VA
Seen active today Posted Aug 6
Arlington, VA, United States Mid Full Time

Role highlights

  • We are looking for an ambitious Mechanical Engineer in our Arlington, VA office who thrives on challenges and wants to…
  • The basic requirements for this position include: 3-6 years of experience Bachelor's Degree EIT or PE accreditation a plus Proficiency…

SHINE Systems

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Mechanical Engineer
Seen active today Posted Aug 6
Washington, DC, United States Senior Full Time $100k/yr

Role highlights

  • This pipeline opportunity is intended to identify qualified candidates experienced in supporting mechanical engineering design efforts acro…
  • Experienced user on commonly used CADD software, including REVIT Must be able to travel 10-20% including OCONUS Desired: Certified Building…

X-energy LLC

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Mechanical Design Engineer - Reactor Internals (In-Vessel Shielding)
Seen active today Posted Aug 6
Rockville, MD, United States Mid Full Time $115k-140k/yr

Role highlights

  • Develop innovative mechanical solutions to refine and deploy concepts, technologies, and designs associated with X-energy developed reactor…
  • Experience working within multidisciplinary reactor design teams and coordinating interfaces between reactor core, vessel internals, struct…

Sparton Corporation

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Mechanical Engineer II (VA)
Seen active today Posted Aug 6
Fairfax, VA, United States Mid Full Time $71.8k-118.4k/yr

Role highlights

  • Education, Experience & License or Certification Bachelor's degree in mechanical engineering with 2-4 years of experience or a Master's deg…
  • Experience in design for manufacturing.

G2 Ops, Inc.

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Senior Mechanical Engineer
Seen active today Posted Aug 6
Arlington, VA, United States Senior Full Time $135k-175k/yr

Role highlights

  • In this role, you'll contribute to mechanical and electromechanical system design, technical data development, and configuration management…
  • We are seeking a motivated, collaborative Senior Mechanical Engineer to develop the engineering drawings and Technical Design Packages need…

Zachary Piper

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Senior Mechanical Engineer (Biotech Instrumentation)- Gaithersburg, MD
Seen active today Posted Aug 14
Gaithersburg, MD, United States Senior

Role highlights

  • 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…

BAE Systems

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Principle Senior Mechanical Engineer, Facility Systems
Seen active today Posted Jul 24
Washington, DC, United States Senior Full Time $118.1k-200.8k/yr

Role highlights

  • The senior mechanical engineer will have experience in the application of various HVAC related equipment to ensure the most effective…
  • This senior position is responsible for developing conceptual mechanical system requirements, estimated HVAC loads, estimated Bill of Mater…

More roles at BAE Systems

Rocket Lab Corporation

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Senior Mechanical Engineer II
Seen active yesterday Posted Jul 23
Silver Spring, MD, United States Senior Full Time $114k/yr

Role highlights

  • YOU’LL BRING THESE QUALIFICATIONS: SENIOR ENGINEER I qualifications plus 8+ years of experience in aerospace mechanical development project…
  • SENIOR MECHANICAL ENGINEER II As a Senior Mechanical Engineer at Rocket Lab’s Silver Spring, Maryland location, you will lead development…

More roles at Rocket Lab Corporation

X-Energy, LLC

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Mechanical Design Engineer – Reactor Internals (In-Vessel Shielding)
Seen active yesterday Posted Jul 16
Rockville, MD, United States Mid Full Time $115k-140k/yr

Role highlights

  • Develop innovative mechanical solutions to refine and deploy concepts, technologies, and designs associated with X-energy developed reactor…
  • Experience working within multidisciplinary reactor design teams and coordinating interfaces between reactor core, vessel internals, struct…

Nightwing Intelligence Solutions, LLC

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Senior Mechanical Engineer
Seen active yesterday Posted Jul 11
Springfield, VA, United States Senior Full Time $77k-163k/yr

Role highlights

  • Job Duties: The Senior Mechanical Engineer will collaborate with teams to develop innovative, practical solutions and drive program success.
  • Product development experience using rapid, iterative design and prototyping methods with frequent integration/test cycles Practical, hands…

Technology Service Corporation

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Mechanical Design Engineer
Seen active yesterday Posted Jul 7
Washington, DC, United States Mid Full Time $112k-190k/yr

Role highlights

  • You will have the opportunity to work with advanced equipment, tools and technologies to support both legacy and new mechanical…
  • Prototyping, Testing & Troubleshooting Develop and execute comprehensive test plans for mechanical systems and assemblies.

More roles at Technology Service Corporation

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