Senior Manufacturing Engineer – CNC​/Multi-Axis​/Process Development

Position: Senior Manufacturing Engineer – CNC / Multi-Axis / Process Development
At a Glance

Company:  Rennscot MFG

Location:

Woburn, MA (On-site)
Job Type:  Full-Time
Pay Range:  $110,000 – $150,000 per year (DOE)

Shift:  Day Shift (Monday–Friday, standard business hours)
Overtime:  As needed
Experience Level:  Senior (7–15+ years)
Work Authorization:  U.S. Person required (ITAR)

--
- Why This Role Exists

Rennscot continues to scale complex aerospace and advanced manufacturing programs—from prototype through full production.

This role exists to  own and standardize CNC manufacturing processes at scale , ensuring that what works in development translates into repeatable, production-ready success.

At Rennscot, the Senior Manufacturing Engineer is not just solving problems—they are:

Defining how work gets done

Building systems that scale

Elevating the technical capability of the entire organization

--
- The Work You’ll Be Doing

In this role, you will:

Lead complex  multi-axis CNC programming and process development initiatives

Own manufacturing strategy from prototype (1–10 parts) through production (100–1,000+ parts)

Develop and implement  standards for tooling, fixturing, setups, and documentation

Establish best practices across programming, machining, and process control

Solve systemic manufacturing challenges across multiple teams

Define and improve setup documentation and process control within  Pro Shop MES

Collaborate with engineering, quality, and production to ensure manufacturability and scalability

Translate customer requirements into robust manufacturing processes

Drive continuous improvement in quality, efficiency, and repeatability

Mentor machinists, programmers, and engineers across the organization

Lead high-impact technical initiatives and support strategic programs

--
- Machines, Controls & Software

You’ll work closely with teams utilizing:

Machines:  Multi-axis CNC machining platforms (5-axis, mill-turn environments)

Controls:  Haas, Okuma, Heidenhain (deep-level understanding preferred)

CAM Software:  Hypermill and/or ESPRIT (preferred)

Inspection:  CMM systems, advanced metrology tools

ERP/MES:  Pro Shop MES

--
- Materials You’ll Work With

Aluminum

Stainless Steel

Alloy Steels

Titanium

Advanced aerospace materials

--
- ✅ What We’re Looking For Required

7+ years of CNC manufacturing / process engineering experience  (or equivalent combination per education level)

Expert-level experience with  multi-axis CNC programming and machining strategies

Proven ability to scale processes from prototype to full production

Strong understanding of tooling, fixturing, and process optimization

Advanced knowledge of  GD&T and dimensional quality control

Experience developing manufacturing standards, frameworks, or best practices

Strong communication and cross-functional collaboration skills

Preferred

Experience with Hypermill and/or ESPRIT

Background in aerospace or regulated environments ( AS9100, ISO 13485 )

Deep knowledge of Haas, Okuma, or Heidenhain controls

Experience with Pro Shop MES or similar ERP systems

External technical engagement (publications, conferences, industry groups)

--
- Why Machinists & Engineers Like Working Here

Engineers and machinists choose Rennscot because:

Clean, modern, and highly organized facility

Exposure to  advanced CNC + metal additive manufacturing (3D printing)

Strong engineering culture (high concentration of technical talent)

Opportunity to work on  aerospace and high-performance programs

Real ownership over processes, not just execution

Ability to influence standards, systems, and long-term direction

Culture focused on  precision, innovation, and continuous improvement

--
- Pay, Benefits & Schedule

Pay Range:  $110,000 – $150,000/year (DOE)

Benefits:

Medical, dental, vision

401(k)

Paid time off + holidays

Career growth and development opportunities

Schedule:

Monday–Friday | Standard business hours

Overtime:
As needed

--
- ⚠️ Work Authorization

To comply with ITAR regulations, candidates must be a U.S. citizen, permanent resident, or otherwise authorized to work on controlled programs.

--
- Apply

Interested candidates can apply directly through hire

CNC.

Apply Now or Save This Job to come back later.