Test and Evaluation Engineer

Overview Modern Technology Solutions, Inc. (MTSI) is seeking a Sr Test & Eval Engineer to lead ACAT-like test and evaluation planning and execution for developmental and operational testing of advanced space control systems. This role supports a U.S. Space Force (USSF) program office delivering capabilities across space, ground, and command-and-control (C2) mission areas. Work will be performed in secure government environments supporting highly sensitive, mission-critical programs. The ideal candidate brings technical mastery and strategic insight to ensure rigorous, evidence-based assessment of system performance. Responsibilities Lead planning, execution, and evaluation of ACAT-like developmental and operational test programs, ensuring alignment with program objectives. Develop, maintain, and validate test plans, procedures, data collection methods, and evaluation criteria for complex systems. Coordinate test readiness across engineering, systems, and acquisition teams, ensuring integrated and technically robust test execution. Manage and oversee deficiency identification, tracking, and resolution through formal test boards and working groups. Analyze test data, assess system performance, and provide evidence-based recommendations to senior government leadership. Support system integration, verification, and validation across space, ground, and C2 mission segments. Prepare and deliver technical briefings, risk assessments, and decision-support documentation to senior stakeholders. Represent the program office in contractor test reviews, technical interchange meetings, and cross-organizational forums. Mentor and guide junior test engineers, fostering a high-performing, knowledge-sharing team environment. Qualifications Expert-level experience in ACAT-like test and evaluation planning and execution for developmental and operational testing of complex systems. Proven ability to lead test teams, manage high-stakes evaluations, and deliver actionable technical recommendations. Experience managing test deficiencies and coordinating resolution in formal processes or boards. Strong analytical skills with the ability to interpret complex test data and communicate results effectively to senior leadership. Experience in SAPF/SCIF environments or highly classified programs preferred. Desired Requirements Experience supporting ACAT I/II or highly classified special access programs. Familiarity with DoD test and evaluation standards, milestone reviews, and verification processes. Experience with test management tools, automated testing frameworks, or advanced data analysis systems. Education: MA/MS degree preferred. A Bachelor’s degree with 12+ years of relevant experience may be acceptable. Degree should be in engineering, physics, computer science, or related technical field. Clearance: Active TOP SECRET clearance with SCI eligibility required. Willingness to work in SAP environments as needed and maintain TS/SCI eligibility with Counterintelligence polygraph. U.S. Citizenship required. Location and Travel Full-time on-site support within secure government facilities (SAPF/SCIF). Approximately 15–20% CONUS travel, with potential for limited OCONUS travel depending on mission needs. Compensation and Benefits The pay range is California-specific: $165,000 to $205,000 per year. Base pay may vary based on government contract wages, knowledge, skills, experience, and other factors. MTSI offers a full range of medical, financial, and other benefits dependent on the position offered. Applicants should apply via MTSI's internal or external careers site. #LI-BH1 #MTSI #MTSIjobs #J-18808-Ljbffr Modern Technology Solutions, Inc.