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Defense Contractor Mechanical Engineer Jobs (NOW HIRING)

Vendor and Sub-contractor selection * Controls functional description development * Create mechanical schedules * Present engineering findings to client, interfaces directly and regularly with client

Vendor and Sub-contractor selection * Controls functional description development * Create mechanical schedules * Present engineering findings to client, interfaces directly and regularly with client

... as defense, aerospace, and automotive powering a high-technology future. Vulcan Elements is ... Work with EPC contractors developing mechanical system layouts, P&IDs, equipment specifications ...

... Marvin Group, a leading defense contractor, plays a crucial role in the development and ... Bachelor or Master's degree in Aerospace or Mechanical Engineering and a minimum of 12 years ...

Crane Aerospace and Electronics has an exciting opportunity for a Mechanical Engineer at our Elyria ... As a US Department of Defense contractor, we are bound by International Traffic in Arms Regulations ...

... Marvin Group, a leading defense contractor, plays a crucial role in the development and ... Bachelor or Master's degree in Aerospace or Mechanical Engineering and a minimum of 12 years ...

We serve customers in industries spanning aerospace and defense, specialized vehicles, turf care ... Conduct liaison activities with sub-contractors and external manufactures as well as internal and ...

We serve customers in industries spanning aerospace and defense, specialized vehicles, turf care ... Conduct liaison activities with sub-contractors and external manufactures as well as internal and ...

About Us Chariot Defense is a defense technology company that designs and manufactures a family of ... About the Role Chariot Defense is seeking a highly motivated and skilled Mechanical Engineer to ...

Supervise contracted mechanical resources with strict adherence to safety procedures (toolbox talks ... Strong communication skills. * Advanced mechanical engineering knowledge and application.

About Us Chariot Defense is a defense technology company that designs and manufactures a family of ... About the Role Chariot Defense is seeking a highly motivated and skilled Mechanical Engineer to ...

Mechanical Engineer

Irvine, CA ยท On-site

$50 - $56/hr

Mechanical Engineer Location: Onsite - Irvine, CA Shift: 1st Shift US Citizenship Required About ... and defense applications. This role involves hands-on engineering work, design reviews ...

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Defense Contractor Mechanical Engineer information

See salary details

$45.5K

$102.9K

$166.5K

How much do defense contractor mechanical engineer jobs pay per year?

As of Jun 9, 2026, the average yearly pay for defense contractor mechanical engineer 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 are some common challenges faced by mechanical engineers working as defense contractors?

Mechanical engineers in defense contracting often face the challenge of adhering to strict regulatory standards and security protocols, which can add complexity to the design and manufacturing process. Additionally, projects typically require close collaboration with multidisciplinary teams and may involve rapidly adapting to evolving project requirements driven by client needs or new technological developments. Managing tight deadlines while ensuring compliance with military specifications is also a frequent aspect of the role. These challenges are balanced by the opportunity to work on innovative, mission-critical systems and to gain experience with cutting-edge technologies.

What are the key skills and qualifications needed to thrive as a Defense Contractor Mechanical Engineer, and why are they important?

To excel as a Defense Contractor Mechanical Engineer, you need a solid background in mechanical engineering principles, a relevant engineering degree, and often a security clearance. Familiarity with CAD software, simulation tools, and knowledge of defense-specific standards and certifications like ITAR compliance are typically required. Strong problem-solving, teamwork, and effective communication skills are critical for collaborating on complex defense projects. These competencies ensure the engineer can design reliable, compliant systems that meet stringent defense requirements and function under high-stakes conditions.

What is the difference between Defense Contractor Mechanical Engineer vs Defense Industry Mechanical Engineer?

AspectDefense Contractor Mechanical EngineerDefense Industry Mechanical Engineer
CredentialsBachelor's in Mechanical Engineering, possibly security clearanceBachelor's in Mechanical Engineering, possibly security clearance
Work EnvironmentContractor offices, military facilities, project sitesDefense manufacturing plants, military facilities
Employer & Industry UsagePrimarily employed by defense contractors serving military clientsEmployed directly by defense agencies or manufacturers
Common Search & ComparisonYesYes

Both roles require similar credentials and often involve working in secure environments. The main difference is that Defense Contractor Mechanical Engineers are employed by private firms providing services to defense clients, while Defense Industry Mechanical Engineers work directly within defense agencies or manufacturing companies. The roles overlap in skills and work settings, but their employment context distinguishes them.

What does a Defense Contractor Mechanical Engineer do?

A Defense Contractor Mechanical Engineer designs, develops, and tests mechanical systems for military and defense applications. Their work may involve creating components for vehicles, weapons, or support equipment used by armed forces. They collaborate with multidisciplinary teams to ensure these systems meet strict safety, reliability, and performance standards. Additionally, they must adhere to government regulations and security protocols while handling sensitive information. Their role is critical in advancing defense technologies and maintaining national security.
More about Defense Contractor Mechanical Engineer jobs
What cities are hiring for Defense Contractor Mechanical Engineer jobs? Cities with the most Defense Contractor Mechanical Engineer job openings:
What states have the most Defense Contractor Mechanical Engineer jobs? States with the most job openings for Defense Contractor Mechanical Engineer jobs include:
Infographic showing various Defense Contractor Mechanical Engineer job openings in the United States as of June 2026, with employment types broken down into 90% Full Time, 8% Part Time, and 2% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $102,878 per year, or $49.5 per hour.

Mechanical Engineer

Stone Peak

Austin, TX โ€ข On-site

Other

Posted 3 days ago


Job description

Mechanical Engineer III (Utilities & HVAC)
Job Summary

Design and implement mechanical systems as part of a broad engineering and architectural team in designing and building food and beverage production facilities. Specifically, HVAC, plumbing / utility, and fire suppression systems. Our mechanical team is involved with designing the mechanical systems, calculating space heat and cooling loads, determining and selecting equipment sizes, and vetting and selecting suitable vendors, suppliers, and sub-contractors. Mechanical Engineers will have technical responsibility for scoping, performing, and delivering multiple concurrent project

assignments. You will be a member of our mechanical department and your responsibilities will include, but not be limited to:

Responsibilities

  • Work independently on projects

  • Work several projects simultaneously

  • Execute all tasks necessary to complete the engineering on a project from design

    through execution

  • Perform heating and cooling load calculations

  • Code reviews for HVAC/plumbing/fire protection designs

  • Perform mass energy balance calculations

  • Perform drainage and line loss calculation

  • Perform flow test (hydrant or other) analysis

  • Sanitary design considerations (layouts, process exhaust)

  • PID drafting & design

  • Bid package: equipment and sub-contractor - bid list, scope of work, milestone

    schedule

  • Provide cost estimation and scheduling to PMs

  • Bid Review

  • Peer design review

  • Scheduling - MS Project

  • Discipline lead for commissioning activities

  • Equipment selection

  • Vendor and Sub-contractor selection

  • Controls functional description development

  • Create mechanical schedules

  • Present engineering findings to client, interfaces directly and regularly with client

  • Building code familiarity, compliance & review

  • Insurance carrier requirements - familiarity and review

  • Vendor shop inspection / FAT

  • Develop HVAC, plant utility, plumbing, and fire suppression systems

  • Assist in mechanical system design development and coordinating with other internal

    and external team members

  • Develop Mechanical / Utility equipment and construction specifications

  • Develop P&ID's, equipment layout plans, plant / process utility distribution plans,

    and system details

  • Sizing and developing layouts for ductwork and piping plans

  • Assist with the development of the building management system (BMS) controls, details, and plans with electrical and controls engineers

  • Create project documents such as calculations, reports, and construction drawings and specifications, etc.

  • Fixture selection

  • Perform construction administration in the form of submittal reviews, RFI responses,

    and field visits to verify construction scope is proceeding per the intent of the design

  • Research mechanical / utility materials and best practices

  • Support talent growth within our organization

  • Provide coaching and/or mentoring to a subordinate group when directed by supervisor.

  • Handle complex issues and tasks with minimal supervision and advise subordinate team

    members on solutions to issues they encounter.

    Required Education Skills and Experience

  • Bachelor of Science Degree in Mechanical Engineering or related 4-year degree

  • 8-11 years of demonstrated HVAC and utilities experience; mechanical experience

    in food and beverage, pharmaceutical, or other sanitary environments is a plus

  • 8-11 years of experience HVAC and/or Utilities design and specifications experience

  • 8-11 years of experience working with computer operations for engineering design

    programs and computer aided drafting (AutoCAD, Revit, etc.)

  • 8-11 years of experience performing calculations in areas of energy, drainage, line loss,

    etc.

  • Registered Professional Engineer (PE) is a plus

  • Travel to customer project sites for review, audit, and meetings, estimated 10-25%

    Physical Requirements

  • Prolonged periods sitting at a desk and working on a computer.

  • Must be able to lift-up to 15 pounds at times.
    Travel Requirement

10-25% travel required to visit project site and other offices.