Senior Manufacturing Engineer CNC Machining - 4th Shift
Questdefensesystemssolutionsinc · Andover, MA · Posted Jun 22, 2026
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Build the Manufacturing Processes Behind Mission-Critical Technology
Join a team developing advanced hardware that supports aerospace and defense programs where precision, reliability, and quality matter.
We’re seeking an experienced Manufacturing Engineer to help define and optimize how complex metal components are produced. In this hands-on role, you'll work directly on the manufacturing floor, partnering with operations, design, and quality teams to turn engineering designs into high-performing hardware.
From CNC programming and tooling strategy to process optimization and inspection planning, your work will directly impact product quality, delivery, and manufacturing performance.
If you enjoy solving machining challenges, improving processes, and seeing your work become real hardware, this could be the opportunity for you.
Location: Andover, MA (Onsite)
Schedule: 4th Shift – Friday–Sunday, 6:00 AM–6:00 PM
Enjoy a 3-day work week with 4 days off
Why Join Us?
Work on advanced aerospace and defense programs
Own manufacturing processes for precision-machined hardware
Solve complex machining and process challenges
Collaborate with multidisciplinary engineering teams
Help drive continuous improvement and operational excellence
Enjoy a 3-day work schedule with 4 days off each week
Relocation assistance available
Opportunities for technical growth and leadership
What You'll Do
Support day-to-day manufacturing operations and help keep production moving
Translate engineering designs into complete manufacturing process plans
Define materials, tooling, fixturing, CNC programming, inspection methods, and work instructions
Develop and optimize multi-axis CNC programs for complex metal components
Use simulation and validation tools to improve machining performance and quality
Partner with design, quality, and operations teams to ensure manufacturability and efficiency
Lead process development activities for new product introductions and production readiness
Drive continuous improvement initiatives using SPC, process data, and manufacturing analysis
Review metrology data and ensure processes meet tight tolerance requirements
Standardize machining best practices and create manufacturing documentation
Mentor engineers and machinists on advanced machining techniques and process improvements
Validate and refine NC programs using tools such as Vericut and Cimco Edit
What We're Looking For
Bachelor’s degree in Manufacturing Engineering, Mechanical Engineering, Industrial Engineering, Aerospace Engineering, or a related field
5+ years of experience supporting CNC machining in a manufacturing environment
Strong experience developing multi-axis CNC programs for complex metal components
Advanced understanding of machining processes, cutting tools, feeds and speeds, and machine capabilities
Experience translating engineering designs into complete manufacturing process plans
Proficiency interpreting engineering drawings and applying GD T
Experience with fixture design, tooling development, and process optimization
Familiarity with SPC, PFMEA, and process control methodologies
Experience in regulated or high-reliability industries such as aerospace, defense, or medical devices
Strong collaboration and communication skills
U.S. Citizenship required
Active Secret Clearance or ability to obtain one
Preferred Experience
5-axis CNC programming for complex geometries
NX CAM programming experience
Creo (CAD/CAM) or similar engineering tools
Vericut, Cimco Edit, or similar NC simulation and validation software
Coatings, plating, or structural assembly processes
Machining simulation, optimization, and process modeling
Continuous improvement and lean manufacturing initiatives
GD T certification or advanced GD T application experience
Experience mentoring engineers, machinists, or technicians
What Success Looks Like
In this role, you'll help build reliable manufacturing processes that produce precision hardware used in mission-critical applications. Your expertise will improve quality, increase efficiency, and ensure complex components are delivered on time and to exact specifications.
You'll have the opportunity to influence manufacturing strategy, solve challenging technical problems, and help shape the future of advanced manufacturing.
Full compensation package is based on candidate experience and certifications
Pay Ranges
$63 $65 USD
At Quest Defense Systems and Solutions , we don’t just build technology — we engineer the future. From next-generation aerospace solutions to cutting-edge defense systems, we tackle the toughest, mission-critical challenges that keep people safe and push the boundaries of innovation. This is where problem-solvers, innovators, and visionary thinkers come together to shape the future. With over 25 years of aerospace and defense engineering expertise, our commitment to delivering high-quality, transformative solutions sets us apart — not just as an industr…