Systems Engineer (Mechanical/Electrical)

Millennium is proud to be part of the Markon Solutions family of companies 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.For more than two decades, 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.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.Millennium is hiring a Systems Engineer (Mechanical/Electrical) to work in Stafford, VA. The candidate must havean active secret clearance to be considered.The selected candidate will perform the following duties:Provide engineering analysis, with the focus on mechanical and electrical systems to address product issues and identify technical risks.Review, analyze, develop, and comment on electrical engineering documentation (e.g., Specifications, Interface Control Documents, Engineering Change Proposals (ECP), Test Plans/Reports, Engineering Analyses).Review, assess, and develop updates to electrical engineering processes (e.g., Configuration Management, ECPs, and technical reviews) and ensure they align with PM AAA processes.Assist Senior Leadership by analyzing key documents provided by the vehicle contractor, making critical recommendations, and preparing white papers summarizing findings.Provide guidance and direction on matters related to project scope, requirements, and funding.Candidate must have an activeSecret security clearance to qualify forthis position.Experience in providing engineering support to a defense acquisition program.A minimum of four (4) years of experience reviewing and developing engineering design changes, conducting technical analyses, and reporting findings.Proficiency in developing and commenting on various engineering documents (Specifications, ICDs, ECPs, Test Plans/Reports, Engineering Analyses, etc.).Familiarity with the latest Engineering Standards for systems engineering, engineering technical data packages and engineering drawing standards.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.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.

Created: 2026-01-15