Material Science Engineer

General information Requisition # R66961 Locations USA-VA-Stafford Posting Date 04/02/2026 Security Clearance Required Secret Remote Type Onsite Time Type Full time Description & Requirements Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we've been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH! MANTECH seeks a motivated, career and customer-oriented

MATERIAL SCIENCE ENGINEER

to support our additive manufacturing team in

STAFFORD, VA.

Responsibilities include but are not limited to: Serving as the subject matter expert in material science engineering as it applies to industrial Additive Manufacturing systems Leading additive manufacturing process optimization efforts, including parameter development, validation, repeatability analysis, and performance benchmarking Developing and applying process modeling and simulation tools to predict material behavior, thermal response, structural integrity, and production outcomes Conducting advanced design characterization and material performance analysis specific to Additive Manufacturing applications Partnering with engineering teams to leverage CAD-driven workflows that enhance design-for-additive-manufacturing (DfAM) practices and manufacturability Collaborating with the Program Manager, Additive Manufacturing to align technical execution with program cost, schedule, and performance objectives

Minimum Qualifications:

Bachelor's degree in Mechanical Engineering, Materials Science, Aerospace Engineering, or a related field 4 to 7 years of experience in additive manufacturing, with demonstrated focus in aerospace, defense, or other regulated industries Deep expertise in material science engineering as applied to industrial Additive Manufacturing environments with experience with composites, polymers and foaming in 3D applications. Demonstrated expertise in Additive Manufacturing process optimization, including parameter refinement and performance validation Strong experience in process modeling and simulation for Additive Manufacturing systems Proven experience in analysis and design characterization for Additive Manufacturing applications

Preferred Qualifications:

Master's degree or Ph.D. in Mechanical Engineering, Materials Science, Aerospace Engineering, or a related engineering discipline Hands-on experience with large-format metal Additive Manufacturing systems Experience developing and qualifying materials for mission-critical defense applications Experience supporting DoD customers within research, development, test, and evaluation (RDT&E) environments

Clearance Requirements:

Candidate must have an active/current Secret clearance with the ability to obtain and maintain a TS/SCI clearance.

Physical Requirements:

Must be able and willing to perform occasional manual labor and warehouse duties, with the ability to lift up to 50 pounds. Must be able to remain in a stationary position 50% of the time. MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation. If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.