Mechanical Engineer

millgroupincΒ· Active Full Time Regular
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πŸ“ Stafford, VA, USOTHER

About this role

Overview

Millennium is proud to be part of the Markon enterprise, a network of specialized organizations united in support of critical national security missions. This partnership strengthens our ability to deliver results by expanding our technical depth, operational reach, and access to a broader bench of proven experts, ensuring our customers continue to receive best-in-class cybersecurity support.Since 2004, Millennium has operated at the forefront of cybersecurity. Our elite team of over 300 professionals brings an unmatched record of performance across Red Team Operations, Defensive Cyber Operations, Software Engineering, and Technical Engineering. As home to the largest contingent of contracted Red Team operators supporting the Department of Defense, Millennium delivers unparalleled threat intelligence and battle-tested expertise to both DoD and federal civilian customers.

What We Believe

Millennium is an equal opportunity employer and does not discriminate or allow discrimination on the basis of race, color, religion, gender, age, national origin, citizenship, disability, veteran status or any other classification protected by federal, state, or local law.

Responsibilities

Millennium Corporation is hiring a Mechanical Engineer to join us for an on site position in Stafford, VA. An active secret clearance is requiredΒ to qualify for consideration.

Β 

The Mechanical Engineer will:

  • Review, develop, and comment on technical documentation (requirements, CAD files, test plans/reports, technical review documents, engineering change documents);
  • Conduct technical analyses, and attend design and Engineering Change Proposal (ECP) reviews;Witness the integration of hardware onto the platforms and the execution of tests, and review test plans and reports.
  • Develop Informational Briefs and provide results to the Government in time to support the schedule associated with each task;
  • Represent the Program Office on site and provide the primary communication conduit for engineering issues related to the Depot PoP and Inspect and Repair Only As Necessary (IROAN) of Amphibious Combat Vehicles (ACV) (manufacturing processes; plant operations; production quality).

Qualifications

  • Candidate must have an active secret clearance
  • Bachelor's Degree in an Engineering field and a minimum of 4 years of experience reviewing and developing engineering design changes, conducting technical analyses, and reporting findings.
  • Experience in providing engineering support to a defense acquisition program.
  • Proficiency in developing and commenting on various engineering documents (Specifications, ICDs, ECPs, Test Plans/Reports, Engineering Analyses, DLA Form 339s).
  • Familiarity with the latest Engineering Standards for systems engineering, engineering technical data packages and engineering drawing standards.
  • Experience participating in technical analyses and design change reviews and witnessing integration of hardware onto the platform.
  • Experience participating in the planning and execution of test events, to include reviewing and providing comment to test plans and reports.

Business Development

Assist with Business Development activities as required to support Millennium's strategic business objectives, which may include but not limited to participation in technical interviews, creation of technical documentation, general proposal writing support and proposal color reviews.

Physical Requirements

  • Must be comfortable with prolonged periods of sitting at a desk and working on a computer.
  • Must be able to lift up to 10-15 pounds at a time.

Travel Requirements

5%

Frequently Asked Questions

Is the salary disclosed for the Mechanical Engineer position at millgroupinc?
The salary for this Mechanical Engineer role at millgroupinc is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Mechanical Engineer position at millgroupinc located?
This Mechanical Engineer role at millgroupinc is based in Stafford, VA, US. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Mechanical Engineer role at millgroupinc full-time or part-time?
This is listed as a OTHER position. It is posted as a Mechanical Engineer role in the Active Full Time Regular department at millgroupinc.
Which team or department does the Mechanical Engineer at millgroupinc belong to?
This Mechanical Engineer position is part of the Active Full Time Regular department at millgroupinc. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Mechanical Engineer position at millgroupinc?
Click the "Apply Now" button on this page. You will be redirected to millgroupinc's official application portal hosted on icims where you can submit your application directly.
When was the Mechanical Engineer job at millgroupinc posted?
This Mechanical Engineer position at millgroupinc was posted on Jun 5, 2026. Apply as soon as possible β€” early applications are often reviewed first.
Mechanical Engineer
millgroupinc
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