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Precision Assembly Technician with Security Clearance

MANTECH · Livermore, CA

FULL-TIME Posted Sep 6, 2026

Job Description

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 strong grasp of geometrical concepts with a proven capability to interpret complex engineering drawings and procedural guidelines.

⦁ Strong ability to learn, navigate, and operate specialized computer instrumentation software and technical systems.

⦁ Proven 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.

Additional Details

City
Livermore
State
California
Country
US
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