Location: Bethesda, MD
Security Clearance: Active Secret or higher [Required]
Job Type: Full-Time
Target Salary Range*: $55,000 - $70,000
*This represents the potential salary range for this position depending on education level, years of experience and/or certifications in addition to other position specific requirements which may impact salary
Position OverviewThe CNC Machinist - Junior is responsible for setting up and operating CNC vertical machining centers and the full range of machine tools found in a well-equipped prototype development shop. This role includes working from CAM programmer-provided programs, blueprints, mechanical drawings, verbal instructions, and sketches to support machining, fixture development, dimensional accuracy, and safe shop operations.
Key ResponsibilitiesCNC Setup, Operation, and Programming- Determine and perform appropriate setup of CNC vertical machining centers for programs provided by CAM programmers.
- Set up and operate the full range of machine tools found in a well-equipped prototype development shop.
- Use knowledge of G and M codes to program at the control to build fixtures and edit CAM-generated programs.
- Select appropriate cutters and tool holders.
- Work from verbal instructions and sketches.
- Perform machine shop math and trigonometry.
- Design and build fixtures.
- Read blueprints and mechanical drawings.
- Apply knowledge of Mil-Spec and GD&T specifications.
- Use CAM and solid modeling CAD experience.
- Maintain dimensional accuracy to specified tolerances that may be less than +/- .001" during machining processes.
- Use measuring instruments such as:
- Vernier calipers
- Inside, outside, and depth micrometers
- Gage blocks
- Surface and height gages
- Dial indicators
- Adhere to safety protocols.
- Operate a forklift.
- Lift and maneuver objects weighing up to 80 pounds.
- Work independently with minimal supervision.
- Successful completion of machinist apprenticeship.
- Journeyman CNC Machinist qualification.
- Trade school certificate.
- High school diploma or equivalent.
- Ability to determine and perform setup of CNC vertical machining centers.
- Ability to set up and operate machine tools in a prototype development shop.
- Ability to maintain dimensional accuracy to specified tolerances.
- CAM and solid modeling CAD experience is a plus.
- Ability to operate a forklift is a plus.
- Knowledge of G and M codes.
- Ability to program at the control to build fixtures and edit CAM-generated programs.
- Ability to select appropriate cutters and tool holders.
- Ability to read blueprints and mechanical drawings.
- Knowledge of Mil-Spec and GD&T specifications.
- Ability to work from verbal instructions and sketches.
- Ability to perform machine shop math and trigonometry.
- Ability to work independently with minimal supervision.
- Knowledge of shop, facility, and division safety policies and requirements.
- DoD Secret Clearance or capability to be granted DoD Secret Clearance.
- The contractor will frequently work inside and outside of buildings.
- The contractor will work in cold weather.
- The contractor may work in the hot sun.
- The contractor will work in environments where ventilation or respirators may be necessary.
- The contractor must be safety-minded about themselves and others.
- The contractor will check tools and equipment and ensure their capacities are not exceeded.
- The contractor will ensure tools are kept in safe working condition.
- Lift up to 80 pounds.
- Work in industrial and test facility environments, including cranes, fork trucks, and vehicle operations.
- The incumbent performs work in industrial settings where the potential for hazards exists.
- The use of engineering controls, materials substitution, and personal protective equipment reduce or eliminate hazard exposure.
- The incumbent is regularly exposed to the hazards of:
- Noise
- Electrical shock
- Wet surfaces
- Climbing
- The contractor will occasionally use hazardous materials, including various oils and solvents.
- The contractor is occasionally exposed to high work and confined space.
Skills Required
- Active DoD Secret clearance (Secret or higher)
- Successful completion of machinist apprenticeship
- Journeyman CNC Machinist qualification
- Trade school certificate
- High school diploma or equivalent
- Ability to set up and operate CNC vertical machining centers
- Ability to set up and operate prototype development shop machine tools
- Maintain dimensional accuracy to tolerances (may be < +/- .001")
- Knowledge of G and M codes and ability to program at the control
- Ability to read blueprints and mechanical drawings
- Knowledge of Mil‑Spec and GD&T specifications
- Ability to perform machine shop math and trigonometry
- Use of measurement instruments (calipers, micrometers, gage blocks, surface/height gages, dial indicators)
- Lift and maneuver objects up to 80 pounds
- CAM and solid modeling CAD experience
- Ability to operate a forklift
What We Do
The Amatriot Group is a talent solutions firm providing technology expertise to the federal and commercial sectors. With over a decade of experience delivering mission-critical support to the intelligence, defense, and national security sectors, the company specializes in delivering cutting-edge technology solutions by securing top-tier talent to bridge workforce gaps in the most complex and secure environments.







