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Mechanical Engineer Defense Jobs (NOW HIRING)

Sigma Defense

1641 - Mechanical Engineer

Belcamp, MD · On-site

$97K - $117K/yr

Sigma Defense is currently seeking a Mechanical Engineer to work in support of the Army for the Network Modernization & Mission Network Technical Service Support program (NetMod). NetMod sets forth ...

Science Referral Network

Mechanical Engineer

Tucson, AZ · On-site

Integrated Defense Systems ( IDS) Mechanical Engineering Directorate (MED) provides engineering design, integration and production to a wide range of hardware in Integrated Defense Systems (IDS). The ...

Sigma Defense

1641 - Mechanical Engineer

Belcamp, MD · On-site

$97K - $117K/yr

Sigma Defense is currently seeking a Mechanical Engineer to work in support of the Army for the Network Modernization & Mission Network Technical Service Support program (NetMod). NetMod sets forth ...

Sigma Defense

1641 - Mechanical Engineer

Belcamp, MD

$97K - $117K/yr

Sigma Defense is currently seeking a Mechanical Engineer to work in support of the Army for the Network Modernization & Mission Network Technical Service Support program (NetMod). NetMod sets forth ...

ManTech International

Mechanical Engineer

Crane, IN · On-site

Since 1968, we've been a trusted partner to the Department of Defense, delivering cutting-edge ... As a core Mechanical Engineer II on our innovative team, you'll be deeply involved in the full ...

Survice

Mechanical Engineer

Warren, MI

$101K - $115K/yr

You will accelerate your career and become an integral team member within the defense community. Primary Duties and Responsibilities of Mechanical Engineer * Conduct research that tests or analyzes ...

ManTech International

Mechanical Engineer

Crane, IN · On-site

Since 1968, we've been a trusted partner to the Department of Defense, delivering cutting-edge ... As a core Mechanical Engineer II on our innovative team, you'll be deeply involved in the full ...

World View

Mechanical Engineer

Tucson, AZ · On-site

$130K - $140K/yr

Mechanical Engineer Tucson, AZ Company Overview Ondas is building a new kind of intelligence ... S.based defense division, purpose-built to deliver U.S.made, U.S.delivered capabilities for the ...

New

SAIC

Mechanical Engineer

Crane, IN · On-site

Description SAIC is seeking a qualified Mechanical Engineer to provide comprehensive mechanical ... Ability to collaborate effectively in cross-functional teams, especially in defense or aerospace ...

ManTech

Mechanical Engineer

Crane, IN · On-site

Description & Requirements Shape the future of defense with MANTECH! Join a team dedicated to ... As a core Mechanical Engineer II on our innovative team, you'll be deeply involved in the full ...

ManTech

Mechanical Engineer

Crane, IN · On-site

Description & Requirements Shape the future of defense with MANTECH! Join a team dedicated to ... As a core Mechanical Engineer II on our innovative team, you'll be deeply involved in the full ...

Leidos

Mechanical Engineer

Reston, VA · On-site

Mechanical Engineer (TS/SCI Required) Location: Reston, VA Leidos is seeking a talented Mechanical ... and defense initiatives. This position requires an engineer who thrives on solving challenging ...

Leidos

Mechanical Engineer

Reston, VA · On-site

Mechanical Engineer (TS/SCI Required) Location: Reston, VA Leidos is seeking a talented Mechanical ... and defense initiatives. This position requires an engineer who thrives on solving challenging ...

SAIC

Mechanical Engineer

Lakehurst, NJ · On-site

This role offers opportunities for entry to mid-level engineers to work on the design, development, testing, troubleshooting, and ongoing support of high-performance mechanical systems for defense ...

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All JobsMechanical Engineer Defense Jobs

Mechanical Engineer Defense information

See salary details

$45.5K

$102.9K

$166.5K

How much do mechanical engineer defense jobs pay per year?

As of Jul 15, 2026, the average yearly pay for mechanical engineer defense in the United States is $102,878.00, according to ZipRecruiter salary data. Most workers in this role earn between $81,500.00 and $126,500.00 per year, depending on experience, location, and employer.

What engineers make $500,000?

Highly experienced engineers in specialized fields such as aerospace, petroleum, or software engineering can earn $500,000 or more annually, often through a combination of base salary, bonuses, and stock options. Senior mechanical engineers working in defense or aerospace industries with advanced skills and leadership roles may also reach this level, especially in high-cost regions or with significant experience and certifications.

Can you make $200,000 a year as a mechanical engineer?

Mechanical engineers working in defense or aerospace industries with advanced experience, specialized skills, and leadership roles can potentially earn $200,000 or more annually. Achieving this salary often requires a combination of years of experience, advanced degrees, security clearances, and working in high-paying regions or companies. Entry-level or general mechanical engineering positions typically have lower salaries.

What are some typical daily responsibilities of a Mechanical Engineer Defense, and how does the role interact with other departments?

A Mechanical Engineer Defense typically spends their days designing and evaluating mechanical components or systems used in military equipment, running simulations, preparing technical documentation, and performing tests on prototypes. Collaboration is frequent with cross-functional teams such as electrical engineers, systems engineers, project managers, and manufacturing specialists to ensure seamless integration of components and compliance with stringent defense standards. Effective communication across departments is key, as projects often involve coordinating complex requirements and adhering to tight deadlines. This dynamic environment provides exposure to advanced technology and opportunities to contribute to national security while working alongside skilled professionals from diverse technical backgrounds.

What is a Mechanical Engineer Defense job?

A Mechanical Engineer in the defense industry designs, develops, and tests mechanical systems for military applications. Their work may involve creating weapons, vehicles, aircraft, or advanced defense systems while ensuring compliance with safety and government regulations. They collaborate with multidisciplinary teams to improve performance, durability, and efficiency in high-stress environments. Security clearances are often required, and projects may involve classified or sensitive information.

What are the key skills and qualifications needed to thrive in the Mechanical Engineer Defense position, and why are they important?

To thrive as a Mechanical Engineer in the defense sector, a bachelor's degree in mechanical engineering, strong analytical skills, and experience with mechanical design and manufacturing processes are essential. Familiarity with CAD software (such as SolidWorks, CATIA, or AutoCAD), finite element analysis tools, and security clearance requirements is often necessary. Strong problem-solving abilities, attention to detail, effective communication, and teamwork are valuable soft skills in this position. These competencies ensure the engineer can design, test, and deliver reliable systems in a highly regulated and collaborative defense environment.

Can mechanical engineers work in defense?

Yes, mechanical engineers can work in defense industries designing and developing military equipment, weapons systems, and defense technology. They often use CAD software, materials science, and engineering principles to create secure and reliable systems for defense applications.

Does the CIA hire mechanical engineers?

The CIA employs mechanical engineers in roles related to technical development, equipment design, and security systems. Candidates typically need a strong background in engineering principles, security clearance, and relevant technical skills such as CAD or systems analysis.
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Mechanical Engineer Defense jobs near you
Infographic showing various Mechanical Engineer Defense job openings in the United States as of July 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $102,878 per year, or $49.5 per hour.
1641 - Mechanical Engineer

1641 - Mechanical Engineer

Sigma Defense

Belcamp, MD • On-site

$97K - $117K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 13 days ago

Job description

Sigma Defense is currently seeking a Mechanical Engineer to work in support of the Army for the Network Modernization & Mission Network Technical Service Support program (NetMod). NetMod sets forth the work efforts required to provide product technical support services for systems and equipment being produced, fielded, modified, or supported by PdM Network Modernization (NetMod) and PdM Mission Network of the Project Manager (PM) Tactical Network (TN) of the Program Executive Office for Command Control and Communications-Tactical (PEO C3T). This support may also include future systems and equipment that is acquired for the Army to maintain its technological advantage.
Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.
Requirements
  • 10+ years of relevant experience.
  • 5+ years in the Department of Defense contracting market of major weapon systems product development and acquisitions is preferred.
  • 5+ years of relevant experience in mechanical design and analysis, preferably with a focus on electronic systems.
  • Proficiency in using 3D CAD software (e.g., SolidWorks, AutoCAD, CATIA) for design and documentation.
  • Familiarity with TEMPEST requirements or other security-related design considerations.
  • Understanding of cable management best practices for secure environments.
  • Experience designing mechanical solutions for military, aerospace, or other harsh environment applications.
  • Ability to remain in a stationary position 50% of the time.
  • Must be a U.S. citizen.

Education Requirements:
  • Bachelor's degree from an accredited college or university in Mechanical Engineering or related field of study.
  • Formal education may be waived on a case by case basis depending on certification and relevant work/military experience.

Personnel Clearance Level:
  • Candidate must possess or have the ability to obtain an active Secret security clearance or higher.
  • A clearance will not be sponsored.

Essential Job Duties (not all-inclusive):
  • Design and develop mechanical components, assemblies, and systems using CAD software (e.g., SolidWorks, AutoCAD, CATIA).
  • Select appropriate materials, manufacturing processes, and tolerances for mechanical designs.
  • Develop and execute test plans and procedures to validate the performance and reliability of mechanical systems.
  • Troubleshoot and resolve mechanical issues during development, testing, and production phases.
  • Collaborate effectively with electrical, software, and other engineering disciplines to integrate mechanical systems.
  • Create and maintain detailed engineering drawings, specifications, and documentation.
  • Stay up-to-date with the latest industry standards, technologies, and best practices.
  • Participate in design reviews and provide constructive feedback.
  • Contribute to continuous improvement efforts for design processes and methodologies.
  • Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

Salary Range: $97,000 - $117,000 annually.
Benefits
  • Dental and Vision Insurance
  • Medical Insurance to Include HSA, FSA, and DFSA Plans
  • Life and AD&D coverage
  • Employee Assistance Program (EAP)
  • 401(k) Plan with Company Matching Contributions
  • 160 Hours of Paid Time Off (PTO)
  • 12 (Floating) Holidays
  • Educational Assistance
  • Highly Competitive Salary

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