Check-Mate Industries
CNC Programmer/Operator - Doosan PUMA 3100 & Advanced Machining
Check-Mate Industries, Thomasville, Georgia, United States, 31792
CNC Programmer/Operator – Doosan PUMA 3100 & Advanced Machining Centers
ABOUT CHECK-MATE INDUSTRIES
For more than 53 years, Check-Mate Industries has set the standard for precision manufacturing—serving the firearms, medical, automotive, and hardware industries with world‑class quality and reliability. With two ISO-9001 certified facilities totaling over 238,000 sq. ft. in New York and Georgia, we combine craftsmanship, technology, and innovation to deliver complex metal stampings, CNC machined components, and plastic injection molded parts.
SUMMARY OF POSITION The CNC Programmer/Operator will be responsible for programming, setup, and operation of our new
Doosan PUMA 3100 mill-turn , as well as our existing
horizontal and vertical CNC machining centers
including
Makino A51, Doosan HP4000 Makino F5, Haas VF-2’s and Mini-Mills . This position requires an experienced professional capable of working across multiple machine platforms, optimizing cycle times, and producing precision parts to exacting standards.
ESSENTIAL FUNCTIONS Includes, but may not be limited to the following:
Programs, sets up, and operates
Doosan PUMA 3100
mill-turn, as well as
horizontal and vertical CNC mills
(Makino A51, Doosan HP4000, Makino F5, Haas VF-2, Haas Mini-Mills).
Creates, proves out, and optimizes CNC programs using
Mastercam
or similar CAM software.
Develops efficient tool paths, speeds, feeds, and work holding strategies for precision production.
Conducts machine setups, tool presetting, and offset adjustments for production and prototype runs.
Interprets blueprints, GD&T, and process sheets to ensure conformance to specifications.
Performs part inspections using micrometers, calipers, height gauges, and CMM reports as required.
Troubleshoots machining issues, identifies process improvements, and collaborates with engineering and quality teams.
Maintains safe, clean, and organized work areas consistent with 5S and ISO standards.
MINIMUM REQUIREMENTS
Minimum
3–5 years of CNC programming and operating experience , including multi-axis mill-turn and horizontal/vertical machining centers.
Strong proficiency in
Mastercam
or equivalent CAM software.
Experience with
Doosan ,
Makino , and
Haas
machine controls (Fanuc and proprietary systems).
Deep understanding of G-code, tool selection, work offsets, and fixture design.
Proven ability to read and apply GD&T and blueprint tolerancing.
Familiarity with
ISO-9001
or
ISO-13485
environments a plus.
Strong mechanical aptitude, problem-solving skills, and attention to detail.
WHY JOIN CHECK-MATE INDUSTRIES
Work on state-of-the-art CNC equipment including Doosan, Makino, and Haas machining centers.
Collaborative team culture focused on precision, innovation, and continuous improvement.
Growth opportunities within a rapidly expanding, family-owned manufacturer.
Competitive pay, benefits, and advancement potential.
Play a key role in Check-Mate’s next phase of operational excellence and capacity expansion.
COMPENSATION AND BENEFITS
Comprehensive benefits package including medical, dental, vision, 401K, paid holidays and paid time off (PTO).
Career advancement opportunities within Check-Mate's expanding machinng department.
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SUMMARY OF POSITION The CNC Programmer/Operator will be responsible for programming, setup, and operation of our new
Doosan PUMA 3100 mill-turn , as well as our existing
horizontal and vertical CNC machining centers
including
Makino A51, Doosan HP4000 Makino F5, Haas VF-2’s and Mini-Mills . This position requires an experienced professional capable of working across multiple machine platforms, optimizing cycle times, and producing precision parts to exacting standards.
ESSENTIAL FUNCTIONS Includes, but may not be limited to the following:
Programs, sets up, and operates
Doosan PUMA 3100
mill-turn, as well as
horizontal and vertical CNC mills
(Makino A51, Doosan HP4000, Makino F5, Haas VF-2, Haas Mini-Mills).
Creates, proves out, and optimizes CNC programs using
Mastercam
or similar CAM software.
Develops efficient tool paths, speeds, feeds, and work holding strategies for precision production.
Conducts machine setups, tool presetting, and offset adjustments for production and prototype runs.
Interprets blueprints, GD&T, and process sheets to ensure conformance to specifications.
Performs part inspections using micrometers, calipers, height gauges, and CMM reports as required.
Troubleshoots machining issues, identifies process improvements, and collaborates with engineering and quality teams.
Maintains safe, clean, and organized work areas consistent with 5S and ISO standards.
MINIMUM REQUIREMENTS
Minimum
3–5 years of CNC programming and operating experience , including multi-axis mill-turn and horizontal/vertical machining centers.
Strong proficiency in
Mastercam
or equivalent CAM software.
Experience with
Doosan ,
Makino , and
Haas
machine controls (Fanuc and proprietary systems).
Deep understanding of G-code, tool selection, work offsets, and fixture design.
Proven ability to read and apply GD&T and blueprint tolerancing.
Familiarity with
ISO-9001
or
ISO-13485
environments a plus.
Strong mechanical aptitude, problem-solving skills, and attention to detail.
WHY JOIN CHECK-MATE INDUSTRIES
Work on state-of-the-art CNC equipment including Doosan, Makino, and Haas machining centers.
Collaborative team culture focused on precision, innovation, and continuous improvement.
Growth opportunities within a rapidly expanding, family-owned manufacturer.
Competitive pay, benefits, and advancement potential.
Play a key role in Check-Mate’s next phase of operational excellence and capacity expansion.
COMPENSATION AND BENEFITS
Comprehensive benefits package including medical, dental, vision, 401K, paid holidays and paid time off (PTO).
Career advancement opportunities within Check-Mate's expanding machinng department.
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