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Rennscot MFG

Metal additive manufacturing and CNC machining

Quality Engineer Co-op

Spring 2027Posted on 10/16/2026
$18.50 - $24/hr
Internship
Bachelor's
Woburn, MA, USA
In Person
Manufacturing Quality & TestInspection & Test

About the job

Requirements
  • Be enrolled in a Mechanical Engineering, Manufacturing Engineering, or related program.
  • Understand metrology and measurement techniques.
  • Be able to move safely throughout manufacturing, shop floor, warehouse, and loading areas, including environments with noise, dust, fumes, and chemicals.
  • Be able to remain seated or standing for prolonged periods and stand, walk, and perform hands-on material handling for extended periods as needed.
  • Be able to lift, carry, and move materials or boxes up to 60 pounds with assistance from another team member.
  • Be able to operate pallet jacks, carts, or similar material-handling equipment after training.
  • Be able to wear required personal protective equipment, including respirators, for long durations.
Responsibilities
  • Inspect incoming raw materials, bill of materials items, and parts returning from outside processing.
  • Conduct hands-on mechanical inspections using visual and dimensional methods.
  • Document inspection findings in the ProShop manufacturing execution system.
  • Operate metrology equipment, including calipers, height gauges, coordinate measuring machines, FARO laser scanning arms, microscopes, and optical comparators.
  • Select measurement methods for individual characteristics.
  • Create dimension-tagged drawings and develop inspection plans.
  • Partner with manufacturing teams to identify potential issues.
  • Conduct root cause analysis and contribute to resolving manufacturing issues.
  • Use 3D printing and computer-aided design skills to design custom inspection fixtures.
  • Work within the AS9100/ISO 9001 Quality Management System.
  • Support varied work as needed, including CNC operation, mechanical assembly, and vendor coordination.
Desired Qualifications
  • Experience with machining, 3D printing, or other manufacturing processes.
  • Ability to read mechanical drawings and knowledge of geometric dimensioning and tolerancing.
  • 3D computer-aided design skills.
  • Familiarity with quality tools such as failure mode and effects analysis, control plans, or statistical process control.
  • Experience in regulated environments such as AS9100 or ISO 13485.
  • Interest in automotive, aerospace, or space technology.

About the company

Rennscot MFG provides end-to-end advanced manufacturing services focused on metal additive manufacturing and precision CNC machining for mission-critical components. It uses direct metal laser sintering and 5-axis CNC machining, along with polymer 3D printing and automated processes, to take parts from design and prototyping to full production. The company differentiates itself by acting as a single-source shop that combines additive and subtractive manufacturing under one roof, backed by structured quality programs and a nimble, hands-on team. Its goal is to reliably deliver high-performance, tightly toleranced parts from prototype to production for aerospace, defense, automotive, and emerging technologies, while expanding capacity and maintaining fast turnaround.

Company Size

11-50

Company Stage

N/A

Total Funding

N/A

Headquarters

Woburn, Massachusetts

Founded

2017

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Simplify Jobs

Simplify's Take

What believers are saying

  • May 2026 JAQS Group 1 selection strengthens credibility with America Makes and OSD ManTech.
  • 2026 hiring across additive, CNC, and HR signals active production scaling.
  • 2025 facility expansion to 80,000 square feet creates room for more programs.

What critics are saying

  • Defense qualification takes years; JAQS standards can stall revenue if adoption slips in 2027.
  • Heavy dependence on regulated aerospace and defense customers exposes contracts to export-control shocks.
  • Automation and capital intensity demand constant utilization; underfilled 80,000 square feet crushes margins.

What makes Rennscot MFG unique

  • Rennscot combines LPBF, 5-axis CNC, inspection, and assembly in Woburn.
  • Its 2026 JAQS selection validates defense-grade additive qualification expertise.
  • In-house automation and software extend machine runtime beyond 120 weekly hours.

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Benefits

  • Training Programs