---
title: 'CNC Programmer at Rennscot MFG'
canonical: 'https://feeny.ai/job/cnc-programmer-rennscot-mfg-woburn-32fr7jcpsp3a'
type: 'job'
last_seen: '2026-09-11'
---

# CNC Programmer at Rennscot MFG

- **Company:** Rennscot MFG
- **Location:** Woburn, MA
- **Compensation:** $31–$50/hr
- **Employment:** full-time
- **Work type:** onsite
- **Posted:** 2026-08-19
- **Last confirmed live:** 2026-09-11
- **Apply:** https://jobs.ashbyhq.com/rennscotmfg/d68106d9-4bb3-4437-92de-c661b81b386e

## Job description

## What You'll Do

- Program CNC mills and lathes to produce high-precision aerospace and defense components.
- Develop tooling, workholding, machining strategies, and setups for new parts.
- Prove out programs, troubleshoot issues, and improve cycle times and quality.
- Read engineering drawings, inspect parts, and ensure every job meets customer requirements.
- Collaborate with machinists, engineers, and production teams to solve manufacturing challenges and continuously improve our processes.

What Makes You Successful

- You enjoy solving problems and figuring out better ways to make parts.
- You take pride in producing quality work and paying attention to the details.
- You work well independently but know when to ask questions or support your teammates.
- You have a strong work ethic and take ownership of your work.
- You're always looking to learn new equipment, technologies, and machining techniques.

## Why You'll Like Working Here

- Work on challenging aerospace, defense, and advanced technology projects.
- Use modern CNC equipment, CAM software, and advanced manufacturing technology.
- Join a team that values craftsmanship, teamwork, and continuous improvement.
- Your ideas matter, and you'll have opportunities to grow your skills and career.
- Be part of a company that's investing in its people, technology, and future.

## Basic Qualifications

- Experience programming, setting up, or operating CNC mills or lathes in a manufacturing environment.
- Ability to read blueprints and engineering drawings.
- Familiarity with machining practices, tooling, setups, and precision measuring equipment.
- Experience with CAM software is preferred, but we're willing to train someone with strong machining experience and a desire to learn.
- Trade school, apprenticeship, military training, or equivalent hands-on manufacturing experience is valued.

Physical Requirements The physical demands described below are representative of those that must be met by an employee to successfully perform the essential functions of this role.

- Stand, walk, bend, and move throughout the manufacturing facility during the workday.
- Occasionally lift up to 50 pounds.
- Safely work around CNC equipment while wearing required PPE.
- Use hand tools and precision measuring equipment.
- Perform repetitive hand motions and visual inspections of machined parts.
- Hold a valid driver's license for occasional logistics tasks.
- Overtime may be available and is occasionally required. Some non-standard hours, including early mornings or evenings on weekdays and weekends, may be needed.

Job Type: On-Site Job Location: Woburn, MA

## About Rennscot MFG

Rennscot 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](http://rennscotmfg.com).

ITAR Requirement To 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 Statement

Rennscot 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.

## About Rennscot MFG

## Company Overview
- **One-liner**: Rennscot MFG is an AS9100-certified contract manufacturer specializing in metal 3D printing and advanced CNC machining for aerospace, defense, automotive, and medical customers.
- **Entity Type**: Private (bootstrapped; no disclosed funding rounds)
- **Headquarters**: Woburn, Bedfordshire, England, UK (additional U.S. office locations; operates two facilities totaling 80,000 sq. ft.)
- **Founded**: 2017
- **Founders**: Not publicly disclosed

## Core Business
- **Primary Industry**: Additive manufacturing / advanced machining (manufacturing services)
- **Target Customers**: Aerospace, defense, automotive, and medical OEMs; B2B, typically mid-to-large enterprises and government prime contractors
- **Mission / Purpose**: To provide cutting-edge solutions for the future of aviation, auto, and space exploration while simplifying supply chains and reducing risk for critical programs.

## Products & Services
- **Metal 3D Printing (Additive Manufacturing)**: Production and prototyping of complex metal parts using a fleet of 8 advanced 3D printers.
- **Advanced CNC Machining**: 5-axis and multi-axis machining with 15 CNC machines, including 9 fully automated systems.
- **Machining of AM Parts**: Post-processing and finishing for additively manufactured components.
- **Quality CMM Inspection**: In-house metrology and quality assurance.
- **Project Engineering**: Full-service design-for-manufacturing support.
- **Precision Assembly**: Light assembly and kitting services.

## Market Standing
- **Valuation / Market Cap**: Not publicly available (private company)
- **Key Metric**: Total operating space of 80,000 sq. ft. across two facilities; employs 26 staff (as of 2025).
- **Notable Investors / Partners**: None disclosed; appears self-funded.
- **Growth Signals**: Expanded from a 42,000 sq. ft. facility to 80,000 sq. ft. by 2025; holds AS9100 aerospace quality certification; serves "the world's most advanced industries and customers."

## Competitive Advantages
- **AS9100 Certification**: Qualifies Rennscot to manufacture for aerospace and defense primes.
- **Vertical Integration**: In-house design, printing, machining, inspection, and assembly under one roof.
- **Automation & Scale**: 9 fully automated CNC systems reduce lead time and improve repeatability.
- **Employee Equity Program**: Share Appreciation Rights offer ownership-like upside to all employees, rare for a private manufacturer.

## Strategic Focus
- **Current Priorities**: Deepening aerospace/defense business, expanding 3D printing capacity, and investing in automation for high-volume production.
- **Direction for Growth**: Targeting the future of aviation, space exploration, and advanced automotive applications; likely to scale headcount and facility footprint further.

## Why Work Here
- **Culture**: Described as "more than just a machine shop" — a collaborative, innovation-driven environment with a focus on solving complex manufacturing challenges.
- **Work Policy**: Hybrid workspace for some roles (combination of remote and on-site); many positions are in-office at the Woburn, UK location.
- **Benefits & Perks**:
  - Competitive medical, dental, and vision insurance
  - Life and long-term disability insurance
  - 401(k) with company match
  - Share Appreciation Rights (employee equity program)
  - Electric vehicle incentive + free EV charging
  - On-site gym
  - Maternity leave
- **Engineering Culture**: Engineers work across additive and subtractive processes, with opportunities to participate in the full product lifecycle from design to delivery.

## Sources
1. [rennscotmfg.com](https://www.rennscotmfg.com/) – Company overview, capabilities, and credentials
2. [rennscotmfg.com/careers](https://www.rennscotmfg.com/careers) – Benefits and equity program
3. [jobs.ashbyhq.com/rennscotmfg](https://jobs.ashbyhq.com/rennscotmfg) – Current open roles
4. [builtin.com](https://builtin.com/company/rennscot-mfg) – Employee count, hybrid policy, and office location

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