Manufacturing Engineer

Winchester Interconnect; Garden Grove (CA); On-site; USD 90,000 - 120,000; Full time

Job summary

Winchester Interconnect is seeking a Manufacturing Engineer to translate designs into efficient, high-quality production processes. You will design workflows, develop tools, create work instructions, and drive Lean initiatives on a fast-paced, high-mix/low-volume line.

You will report to the Engineering Manager and collaborate with Design Engineering and Operations to ensure manufacturability and continuous improvement.

Qualifications

• Bachelor’s degree in Electrical, Mechanical, or Manufacturing Engineering is required.
• U.S. Person due to ITAR regulations.
• 3–5 years of manufacturing engineering experience in mil/aero, space, or medical device.
• Experience in cable and harness assembly is highly preferred.
• Proven experience designing tools, fixtures, and production aids.
• Strong understanding of Design for Manufacturability (DFM) principles.
• Experience leading Lean/Kaizen events and driving continuous improvement.
• Ability to read and interpret complex engineering drawings and specifications.
• Proficiency with ERP/MRP systems and CAD software (SolidWorks/AutoCAD).
• Strong communication and interpersonal skills.

Responsibilities

• Act as the primary technical support for the production team, leading troubleshooting for manufacturing processes.
• Design, develop, and implement tools, fixtures, and production aids to improve quality, safety, and efficiency.
• Create and maintain manufacturing work instructions, process sheets, and production routers in the ERP system.
• Lead DFM reviews with engineering to optimize new designs for production.
• Manage the NPI process from an operations perspective for smooth transitions to production.
• Lead Lean/Kaizen events to optimize workflow and reduce waste.
• Partner with Quality for RCCA investigations on manufacturing issues.
• Define and validate manufacturing process times and labor standards.
• Provide technical training to production leads and assemblers.
• Comply with company policies and perform other duties as assigned.

Skills

DFM principles

Lean/Kaizen

Reading drawings

Troubleshooting

CAD software

MRP/ERP (Syspro)

Cross-functional collaboration

Communication skills

Education

Bachelor’s degree in Electrical/Mechanical/Manufacturing Engineering

Tools

SolidWorks

AutoCAD

Syspro

Google Workspace

ADP

QMS

Planful

Salesforce

Job description

At Winchester Interconnect, we always do the right thing, the right way.
Winchester Interconnect is committed to inspiring the most innovative teams. We foster a dynamic, inclusive environment that thrives on collaboration and continuous growth. We hire exceptional people, celebrate wins, empower employee growth, and provide opportunities to thrive. Winchester is where potential transforms into purpose, and every team member plays a vital role in shaping our shared success.

Position Summary

As our Manufacturing Engineer, you will be the primary technical "hands-on" expert for the production floor. You will be the critical link between the Design Engineering team and Operations, responsible for translating engineering designs into efficient, repeatable, and high-quality manufacturing processes.
You will design the production workflow, develop tools and fixtures, create work instructions, and lead continuous improvement initiatives. You'll enjoy working in a fun, collaborative, and fast-paced (high-mix/low-volume) "GSD" (Get Stuff Done) manufacturing operation.
This position reports to the Engineering Manager.

Qualifications & Requirements

• Bachelor’s degree in Electrical, Mechanical, or Manufacturing Engineering is required.
• Must be a U.S. Person (U.S. Citizen or Permanent Resident) due to ITAR regulations.
• 3-5 years of manufacturing engineering experience in the mil/aero, space, or medical device industry.
• Experience in cable and harness assembly is highly preferred.
• Proven experience designing tools, fixtures, and production aids.
• Strong understanding of Design for Manufacturability (DFM) principles.
• Experience leading Lean/Kaizen events and driving continuous improvement.
• Must be able to read and interpret complex engineering drawings and technical specifications.
• Proficiency with an MRP/ERP system (Syspro preferred) and CAD software (SolidWorks/AutoCAD).
• Must possess strong communication and interpersonal skills.
  

Our core values - Accountability, Collaboration, and Empowerment (ACE) - are the foundation of how we operate and drive success. You will take ownership of your contributions, collaborate with a team that gets stuff done, and be empowered to innovate and pursue bold initiatives that drive our business forward.

Are You Our Next ACE?

• Act as the primary technical support for the production team, leading all troubleshooting and problem-solving for manufacturing processes.
• Design, develop, and implement tools, fixtures, and production aids to improve quality, safety, and efficiency.
• Create and maintain detailed manufacturing work instructions, process sheets, and production routers in the ERP system.
• Lead Design for Manufacturability (DFM) reviews with engineering to ensure new designs are optimized for production.
• Manage the NPI (New Product Introduction) process from an operations perspective, ensuring a smooth transition from prototype to full production.
• Lead continuous improvement (Lean/Kaizen) events to optimize production workflow, reduce waste, and improve product-build efficiency.
• Partner with the Quality team to conduct Root Cause and Corrective Action (RCCA) investigations for any manufacturing-related issues.
• Define and validate manufacturing process times and labor standards to support the estimating and planning teams.
• Provide technical advice and training to production leads and assemblers on new processes and equipment.
• Comply with all company policies and procedures.
• Perform other duties as assigned.
  

Systems You’ll Use

• Google Workspace
• ADP / Syspro / QMS / CAD Software (SolidWorks, AutoCAD) / Smartviews / Salesforce / Planful / AwardCo
  

Pay Transparency

Winchester Interconnect Corporation is committed to pay transparency. The pay range for this position is $90,000 - $120,000 per year plus 10% AIP. Exact salary will be contingent upon your experience, education, skills, and any other factors Winchester Interconnect Corporation considers relevant to the hiring decision.
Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities. In addition to federal law requirements, Winchester Interconnect complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities.
Winchester Interconnect expresses prohibits any form of workplace harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status.