Sigma Defense

Software-driven CJADC2 and C5ISR systems

Manual/CNC Machinist

Precision Machining & ToolmakingUpdated on Nov 11

Full-timeHuntsville, AL, USA$60k - $70k /yrIn-person

About the Job

Requirements

At least 3 years of relevant experience.
Strong communication skills are required.
Ability to regularly lift and carry 100 pounds.
Use personal protective equipment when operating machines.
Ability to use metalworking equipment, including band saws, cutoff saws, hydraulic presses, and other basic metalworking tools.
Familiarity with and ability to use manual machining accessories such as a rotary table, steady rest, and follow rest.
Must be a U.S. citizen.
Must possess or be able to obtain an active Secret security clearance or higher.
A high school diploma or equivalent is required.

Responsibilities

Operate manual and CNC machining equipment, including a manual knee mill (JET), manual lathe (Cincinnati tray top), and 3-axis CNC with rotary table (Tormach).
Read and interpret blueprints, generate G-code for CNC machining using SolidWorks, and set up CNC tooling according to manufacturer specifications.
Use calipers, micrometers, height gauges, and other precision tools.
Hold tolerances within +/- 0.0025 when required on both manual and CNC equipment.
Machine aluminum, plastic, and stainless steel.
Work directly with engineers, physicists, and other specialists as required.
Work in a shop environment with distractions such as welding, grinding, and hammering.

Desired Qualifications

Working experience using manual and hydraulic shears, brakes, and presses is preferred.

1765 - Manual/CNC Machinist

Sigma Defense · Huntsville, United States · Full-time · Posted 2026-11-10

Salary: USD 60,000–70,000

Workplace: on_site

Department: EWS (Warrior Services)

Description

Sigma Defense is seeking a Manual/CNC Machinist to join our team in Huntsville, AL.

Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

Requirements

3+ years of relevant experience.
Strong communication skills are required.
Ability to regularly lift and carry 100 Lbs.
Working experience using manual and hydraulic shears, breaks, and presses is preferred.
Proper use of Personal Protective Equipment (PPE) is required when operating machines.
Must be able to use metal working equipment, such as band saws, cutoff saws, hydraulic press, as well as other basic metal working tools.
Must be familiar with and capable of using manual machining accessories such as rotary table, steady rest, follow rest, etc.
Must be a U.S. citizen.

Computer Programs/Software:

Microsoft Word
Microsoft Excel
Solidworks

Personnel Clearance Level:

Candidate must possess or have the ability to obtain an active Secret security clearance or higher.
Clearance may be sponsored for the right candidate.

Education Requirements:

High School Diploma or equivalent is required.

Essential Job Duties (not all-inclusive):

Operate both manual and CNC machining equipment including manual knee mill (JET), manual lathe (Cincinnati tray top), and 3 axis CNC with rotary table (Tormach).
Read and interpret blueprints, generate G-code for CNC machining using Solidworks, set up CNC tooling in accordance with manufacturer's specifications.
Using calipers, micrometers, heights gauges, and other precision tools is required.
Must be capable of holding tolerance within +/- 0.0025 when required on both manual and CNC equipment.
Experience machining aluminum, plastic, and stainless steel.
Work directly with engineers, physicists, and other specialists as required.
Work in a shop environment with many distractions such as welding, grinding, hammering, etc.

Salary Range: $60,000 - $70,000 annually.

Benefits

Dental and Vision Insurance
Medical Insurance to Include HSA, FSA, and DFSA Plans
Life and AD&D coverage
Employee Assistance Program (EAP)
401(k) Plan with Company Matching Contributions
160 Hours of Paid Time Off (PTO)
12 (Floating) Holidays
Educational Assistance
Highly Competitive Salary

Apply

Apply at Sigma Defense

About the Company

Sigma Defense

Software-driven CJADC2 and C5ISR systems

Sigma Defense provides software-driven solutions that improve military communications and decision-making. It specializes in integrating advanced technologies, data analytics, and communication networks to create interoperable systems that share real-time information across all military services and agencies. Its CJADC2 focus means it bridges legacy systems with modern technology to speed access to data and enhance decision-making through sensor analysis and strong network security. The portfolio includes C5ISR, SATCOM, and DevSecOps, and features a Tactical Relay System (a U.S. Government Program of Record) that transports and distributes tactical ISR data. The company uses DevSecOps to enable rapid, secure deployment of capabilities to front-line users, with a team of veterans and technologists developing hardware and software solutions to improve decision quality, speed, and certainty in military operations.

Company size: 51-200
Company stage: Not listed
Total funding: Not listed
Headquarters: Warner Robins, GA
Founded: 2006

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