POSITION SUMMARYWe are seeking an experienced CNC Programmer / Mastercam Programmer with 10+ years of machining experience and 5+ years of Mastercam programming experience to support high-precision manufacturing operations in a fast-paced military production environment. This role requires expertise in multi-axis machining, strong technical problem-solving skills, and the ability to produce mission-critical components with strict quality and compliance standards.ESSENTIAL FUNCTIONS AND RESPONSIBILITIESProgram 3-axis, 4-axis, and 5-axis CNC milling machines using MastercamProgram CNC lathes and mill-turn machinesDevelop, optimize, and troubleshoot complex toolpaths for tight-tolerance partsInterpret and work from complex blueprints, GD&T, and military specificationsSet up and prove out new programs on the shop floorSelect appropriate tooling, fixtures, and cutting strategies for high-efficiency machiningCollaborate with engineers, machinists, and quality control personnelMaintain program documentation and revision controlImprove cycle times while maintaining quality and safety standardsSupport continuous improvement initiatives in a high-mix, low-volume environmentRequirementsQUALIFICATIONS, SKILLS, AND ABILITIES5 years of Mastercam programming experienceStrong experience with 5-axis simultaneous machiningExperience with 3-axis mills, CNC lathes, and mill-turn equipmentDeep understanding of feeds, speeds, tooling, and work holdingProficiency in reading blueprints and applying GD&TExperience working in a military, aerospace, or defense manufacturing environment preferredAbility to obtain or maintain required security clearance (if applicable)Due to the nature and importance of GSM’s work, our positions require access to export-controlled information. Therefore, all candidates must qualify as a U.S. Person under applicable export-control/ITAR regulations or otherwise be authorized to access such information under U.S. law.Technical SkillsAdvanced Mastercam proficiency (multi-axis toolpaths, dynamic milling, multi-surface programming)G-code knowledge and editing capabilityFixture design input and setup strategy developmentStrong knowledge of tight-tolerance machining (±.0005” )Experience machining high-strength alloys (titanium, Inconel, hardened steels, aluminum alloys)Work EnvironmentHigh-paced, deadline-driven military manufacturing environmentStrict adherence to quality, documentation, and compliance standardsTeam-oriented shop floor with cross-functional collaborationEmphasis on precision, repeatability, and mission-critical reliabilityKey CompetenciesStrong problem-solving and analytical skillsAttention to detail and quality-focused mindsetAbility to prioritize and manage multiple jobs simultaneouslyEffective communication with production and engineering teamsCommitment to safety and continuous improvementEEO STATEMENTGranite State Manufacturing (GSM) is an equal opportunity employer. GSM does not discriminate on the basis of race, color, religion, sex, gender, gender identity or expression, national origin, citizenship, veteran status, age, physical or mental disability, genetic information, marital status, sexual orientation, or any other consideration made unlawful by applicable federal, state, or local laws in its programs, activities, or employment.BenefitsGranite State Manufacturing offers a comprehensive benefits package to all GSM employees.Paid time offFloating holidaysPaid holidays401(k)401(k) company matchingDental & Vision insurance (Company paid)Disability benefitsEmployee assistance programFlexible spending accountCompetitive health insuranceHealth savings accountLife insuranceVoluntary benefitsReferral program…and much more.
POSITION SUMMARY
We are seeking an experienced CNC Programmer / Mastercam Programmer with 10+ years of machining experience and 5+ years of Mastercam programming experience to support high-precision manufacturing operations in a fast-paced military production environment. This role requires expertise in multi-axis machining, strong technical problem-solving skills, and the ability to produce mission-critical components with strict quality and compliance standards.
ESSENTIAL FUNCTIONS AND RESPONSIBILITIES
- Program 3-axis, 4-axis, and 5-axis CNC milling machines using Mastercam
- Program CNC lathes and mill-turn machines
- Develop, optimize, and troubleshoot complex toolpaths for tight-tolerance parts
- Interpret and work from complex blueprints, GD&T, and military specifications
- Set up and prove out new programs on the shop floor
- Select appropriate tooling, fixtures, and cutting strategies for high-efficiency machining
- Collaborate with engineers, machinists, and quality control personnel
- Maintain program documentation and revision control
- Improve cycle times while maintaining quality and safety standards
- Support continuous improvement initiatives in a high-mix, low-volume environment
Requirements
QUALIFICATIONS, SKILLS, AND ABILITIES
- 5 years of Mastercam programming experience
- Strong experience with 5-axis simultaneous machining
- Experience with 3-axis mills, CNC lathes, and mill-turn equipment
- Deep understanding of feeds, speeds, tooling, and work holding
- Proficiency in reading blueprints and applying GD&T
- Experience working in a military, aerospace, or defense manufacturing environment preferred
- Ability to obtain or maintain required security clearance (if applicable)
- Due to the nature and importance of GSM’s work, our positions require access to export-controlled information. Therefore, all candidates must qualify as a U.S. Person under applicable export-control/ITAR regulations or otherwise be authorized to access such information under U.S. law.
Technical Skills
- Advanced Mastercam proficiency (multi-axis toolpaths, dynamic milling, multi-surface programming)
- G-code knowledge and editing capability
- Fixture design input and setup strategy development
- Strong knowledge of tight-tolerance machining (±.0005” )
- Experience machining high-strength alloys (titanium, Inconel, hardened steels, aluminum alloys)
Work Environment
- High-paced, deadline-driven military manufacturing environment
- Strict adherence to quality, documentation, and compliance standards
- Team-oriented shop floor with cross-functional collaboration
- Emphasis on precision, repeatability, and mission-critical reliability
Key Competencies
- Strong problem-solving and analytical skills
- Attention to detail and quality-focused mindset
- Ability to prioritize and manage multiple jobs simultaneously
- Effective communication with production and engineering teams
- Commitment to safety and continuous improvement
EEO STATEMENT
Granite State Manufacturing (GSM) is an equal opportunity employer. GSM does not discriminate on the basis of race, color, religion, sex, gender, gender identity or expression, national origin, citizenship, veteran status, age, physical or mental disability, genetic information, marital status, sexual orientation, or any other consideration made unlawful by applicable federal, state, or local laws in its programs, activities, or employment.
Benefits
Granite State Manufacturing offers a comprehensive benefits package to all GSM employees.
- Paid time off
- Floating holidays
- Paid holidays
- 401(k)
- 401(k) company matching
- Dental & Vision insurance (Company paid)
- Disability benefits
- Employee assistance program
- Flexible spending account
- Competitive health insurance
- Health savings account
- Life insurance
- Voluntary benefits
- Referral program
…and much more.
Granite State Manufacturing is a key supplier of mission-critical systems to the US Navy. Every member of our team of welders, machinists, assemblers, engineers & business staff, plays a vital role in supporting our country’s men & women in uniform. Their mission is our mission.In support of this mission, GSM is growing at the most rapid pace in our company’s 85+-year history. Our major customers, the United States’ two largest shipbuilders, depend on GSM & our manufacturing know-how to supply complex, life-critical systems and solutions, as they design & build the US Navy’s fleet of warships & nuclear-powered submarines.GSM is proud of our crucial role at this pivotal moment in history.
Granite State Manufacturing is a key supplier of mission-critical systems to the US Navy.
Every member of our team of welders, machinists, assemblers, engineers & business staff, plays a vital role in supporting our country’s men & women in uniform. Their mission is our mission.
In support of this mission, GSM is growing at the most rapid pace in our company’s 85+-year history.
Our major customers, the United States’ two largest shipbuilders, depend on GSM & our manufacturing know-how to supply complex, life-critical systems and solutions, as they design & build the US Navy’s fleet of warships & nuclear-powered submarines.
GSM is proud of our crucial role at this pivotal moment in history.
