Precision Assembly Technician

Precision Assembly Technician

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 Precision Assembly Technician to join our team in Livermore, California. This is an onsite position.

Responsibilities include but are not limited to:

Working both independently and in coordination with engineering support to characterize, assemble, and test precision targets and target components. Performing intricate assemblies and precise positioning of valuable, fragile parts under a microscope (from centimeter down to micrometer scales with sub-micrometer tolerances), both by-hand and with computerized control. Operating computer-controlled LabVIEW instrumentation systems under multiple extreme conditions, such as high pressure, high voltage, cryogens, and radioactive materials. Interpreting engineering drawings, schematics, and informal sketches to perform precision assemblies, component inspections, and quality assurance workflows. Operating in an ISO 5 / Class 100 cleanroom environment while strictly adhering to safety mandates, established operating procedures, and protective garment requirements. Recognizing, reporting, and assisting with diagnosing assembly and operational problems or anomalies in equipment and testing environments. Creating, maintaining, and communicating thorough and accurate data recordings while training others on complex process flows.

Minimum Qualifications: Associate degree, vocational school degree, or Bachelor's degree in a technical discipline (6 additional years of experience may be substituted in lieu of a Bachelor's degree). 2 + years of related information systems, technical laboratory, or advanced manufacturing experience Demonstrated understanding of geometrical concepts with the capability to interpret complex engineering drawings and procedural guidelines. Ability to learn, navigate, and operate specialized computer instrumentation software and technical systems. Experience working across a large team to meet production deadlines, coordinate resources, and drive a standardized operational agenda. Experience creating, maintaining, and communicating complex technical documentation, particularly regarding quality assurance data, system baselines, and configuration items.

Preferred Qualifications: Direct experience utilizing instrumentation, microscopes, and advanced metrology equipment (e.g., interferometry, optical coordinate metrology). Hands-on experience working within automated fabrication systems or utilizing the Sponsor's primary operational compliance tools. Self-starter with excellent interpersonal and training skills, capable of organizing workflows and driving process improvements across teams.

Clearance Requirements: U.S. Citizenship is required. Ability to obtain and maintain a DOE-Q security clearance.

Physical Requirements: Must be able to remain in a stationary position 50% of the time. Needs to occasionally move about inside the office or laboratory to access machinery, tools, and equipment. Frequently communicates with co-workers, management, and engineering teams, which may involve delivering technical status updates. Must be able to exchange accurate information in these situations. Willingness and physical capability to perform full-day assignments in complete ISO 5 / Class 100 cleanroom garments.

The projected compensation range for this position is $71,100.00-$117,800.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections. 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 and provide your name and contact information.