As a CMM Programmer, you'll help ensure every part we produce meets the highest quality standards by:
Program and operate CMM equipment to inspect precision components
Read engineering drawings and verify parts meet specifications
Use precision measuring tools to inspect and validate parts
Document inspection results and identify quality concerns
Work with machinists, engineers, and the Quality team to solve problems
Help improve inspection processes and product quality
Learn new equipment, software, and advanced inspection techniques as you grow
You'll thrive in this role if you:
Take pride in producing accurate, high-quality work
Enjoy solving problems and figuring things out
Have strong attention to detail
Are dependable and follow through on commitments
Communicate well and work effectively with others
Stay organized and manage multiple priorities
Are eager to learn and continuously improve
Put safety and quality first every day
At Rennscot, you'll find more than just a job—you'll build a career.
Work on parts that support aerospace, defense, and emerging technologies
Learn advanced manufacturing and inspection technologies
Receive hands-on training and opportunities for advancement
Join a collaborative team that values quality, innovation, and continuous improvement
Work in a modern, growing manufacturing environment
Competitive pay, benefits, and opportunities to grow your career
We're more interested in your ability to do the work than checking every box.
You should have:
Experience in manufacturing, machining, quality inspection, or a related hands-on trade
Experience with CMMs, GD&T, Zeiss Calypso, FARO, or other metrology equipment is required.
Ability to read blueprints or willingness to learn
Experience using precision measuring tools (calipers, micrometers, gauges, etc.) is preferred
Mechanical aptitude and strong problem-solving skills
Basic computer skills
A positive attitude and willingness to learn new technology
This role is based in our machine shop and metrology lab and involves an active, physical work environment:
Regular computer work for extended periods for CMM programming, ERP documentation, and technical communication
Regular standing, walking, and movement throughout the manufacturing facility and metrology lab during inspection setup and floor support activities
Frequent bending, stooping, kneeling, and reaching to inspect components, fixtures, and metrology equipment at machine and floor level
Occasional lifting and carrying of materials, fixturing, and components up to 50 lbs; team lifts required for heavier loads
Manual dexterity required for operating CMM equipment, hand tools, and precision metrology instruments; may perform repetitive motions involving the wrists, hands, and fingers
Visual acuity required to read technical drawings and GD&T callouts, inspect component surfaces, and work with precision measurement tools
PPE is required at all times on the shop floor, including safety glasses, hearing protection, and steel-toed footwear
Reasonable accommodations will be made to enable individuals with disabilities to perform the essential functions of this role.
Job Type: On-Site
Job Location: Woburn, MA. At this time, we are only considering applicants within a 100-mile radius. No relocation assistance provided.
About Rennscot MFGRennscot MFG, founded in 2017, started as a motorsports-focused shop in the aftermarket automotive industry. Now, they are a leading provider of advanced manufacturing services located in Woburn, MA. Rennscot MFG strives to be more than just a machine shop; they solve problems in innovative ways, using a suite of integrated services to fuel a passion for ideation. With a focus on diversifying into commercial and critical technology sectors, Rennscot MFG delivers cutting-edge technologies and unwavering commitment to quality. They offer a comprehensive range of services, including reverse engineering, metal & polymer additive manufacturing, and precision machining to support various industries’ needs. For more information, visit rennscotmfg.com.
ITAR RequirementTo conform to US Government export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a US citizen, lawful permanent resident of the US, protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the US Department of State. Learn more about the ITAR here: https://www.pmddtc.state.gov/ddtc_public/ddtc_public?id=ddtc_public_portal_itar_landing.
EEO StatementRennscot MFG is an Equal Opportunity Employer; employment with Rennscot MFG is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.
It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Skills Required
- High school diploma with 4+ years relevant experience OR associate's degree in Manufacturing/Machining/CNC Programming with 2+ years relevant experience
- Hands-on experience with dimensional inspection, metrology, or manufacturing quality, including use of calipers, micrometers, height gauges, and/or CMM equipment
- Ability to read engineering drawings and interpret basic GD&T
- Experience programming CMMs using PC-DMIS and/or Calypso
- Ability to set up and operate CMMs, verify probe qualification, and prepare fixturing per procedures
- Produce detailed inspection documentation in an ERP system (ProShop or comparable)
- Developing troubleshooting skills for program/setup issues and escalate more complex problems appropriately
- Strong attention to detail and consistent record of accurate, complete documentation and programs
- Effective communication and ability to work with machinists, engineers, and quality personnel
- Ability to perform physical shop duties including lifting up to 50 lbs, standing, bending, and use of PPE
- Must meet ITAR eligibility (US citizen, lawful permanent resident, protected individual, or eligible to obtain required authorizations)
- Exposure to Zeiss CMMs and Zeiss Calypso (or comparable CMM platform)
- Familiarity with FARO metrology arms, laser scanning, and 3D scanning equipment
- Genuine commitment to continuous learning and technical development
What We Do
Rennscot MFG is an AS9100 certified company offering product development and manufacturing services, specializing in advanced CNC machining and metal 3D printing for industries including aerospace, defense, automotive, and medical.









