Sr. Principal Manufacturing Engineer (onsite)

RTX (Raytheon); Fairfield (CA); On-site; USD 150,000 - 200,000; Full time

Benefits offered by this job

Medical benefits

Vacation time

401(k) plan

Job summary

RTX's Collins Aerospace in Fairfield, CA seeks a Sr. Principal Manufacturing Engineer to lead manufacturing engineering for energetic materials and related processes at the site, ensuring safety, regulatory compliance, and production readiness.

You will own capital projects, drive NPI with DFM, develop processes, and mentor engineers while collaborating across design, program management, safety, and quality to deliver high-quality products.

Qualifications

• Bachelor's degree with 10+ years' experience, or advanced degree with 7+ years.
• Experience in NPI, including DFM, process development, and lifecycle transitions.
• Experience managing capital projects, factory layout, and qualification.
• Experience in aerospace/defense/medical devices/semiconductor sectors.

Responsibilities

• Lead manufacturing engineering for energetic materials and related processes with safety and regulatory compliance.
• Serve as technical lead for large-scale capital projects from scope to qualification.
• Support NPI activities including DFM, prototype builds, and production transitions.
• Develop new processes ensuring repeatability, capability, and quality alignment.
• Drive continuous improvement across processes, tooling, workflow, and facilities.
• Lead audits, technical reviews, and cross-functional program meetings.

Skills

NPI experience

Manufacturing engineering

Capital projects

Process development

Safety compliance

Cross-functional collaboration

Education

Bachelor's degree in engineering

Advanced degree

Tools

FANUC

KUKA

ABB

PLC/SCADA

MES

Job description

Date Posted:
2026-10-30

Country:
United States of America

Location:
US-CA-FAIRFIELD-3530 ~ 3530 Branscombe Rd ~ BRANSCOMBE

Position Role Type:
Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:
U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.

Security Clearance Type:
None/Not Required
Security Clearance Status:
Not Required

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.

As a Sr. Principal Manufacturing Engineer, you will play a critical role in leading and driving manufacturing engineering efforts for energetic materials, components, and associated processes at the Fairfield, California site for PAD, CAD and Linear product lines. You will ensure compliance with safety, regulatory, and facility requirements while contributing to the successful development and production of high-quality products.

What You Will Do:

• Leading manufacturing engineering efforts for energetic materials, components, and related processes, ensuring adherence to safety, regulatory, and facility standards.
• Serving as the technical lead for large-scale, complex capital projects, including scope development, equipment specification, process design, factory layout, installation, commissioning, and qualification.
• Providing manufacturing engineering support for New Product Introduction (NPI) activities, including design-for-manufacturability, process development, prototype builds, and transitioning to low-rate and full-rate production.
• Developing and validating new manufacturing processes to ensure repeatability, capability, and alignment with quality and performance requirements.
• Leading or contributing to bid and proposal efforts, including manufacturing strategy development, cost estimation, risk identification, capital planning, and production scheduling.
• Collaborating with cross-functional teams, including design engineering, program management, operations, safety, and quality, to drive technical decisions and resolve complex manufacturing challenges.
• Developing detailed process documentation, PFMEAs, control plans, and process qualifications for new or modified manufacturing systems.
• Mentoring junior and mid-level manufacturing engineers to promote engineering excellence and knowledge of energetics manufacturing practices.
• Driving continuous improvement initiatives across processes, tooling, workflow, and facility infrastructure.
• Leading failure investigations, root cause analyses, and corrective action development for significant manufacturing issues.
• Representing Manufacturing Engineering in internal and external audits, customer technical reviews, and cross-functional program meetings.
• Support business travel up to 10%.

Qualifications You Must Have

• Typically requires a Bachelor's degree and minimum of 10 years of experience, or an advanced degree and a minimum of 7 years of experience.
• Experience with New Product Introduction (NPI), including design-for-manufacturability, process development, and transitioning products through the full lifecycle.
• Experience managing or supporting capital projects, including equipment specification, factory layout, and process qualification.
• Experience in regulated or complex sectors such as aerospace, defense, medical devices, or semiconductor fabrication.

Qualifications We Prefer

• Experience in high-mix manufacturing environments
• Experience with energetic materials and related manufacturing processes and regulations.
• Experience presenting technical content and recommendations to executive leadership.
• Experience with Advanced Automation & Robotics (e.g., FANUC, KUKA, ABB) and high-speed vision inspection systems.
• Experience with Control Systems: PLC (Programmable Logic Controllers), SCADA systems, and distributed control architecture.
• Experience with Smart Manufacturing & Industry 4.0: implementing Industrial Internet of Things (IIoT) sensors, predictive maintenance algorithms, and manufacturing execution systems (MES).
• Experience with PFMEA and Material Review Board (MRB) processes.

What We Offer Benefits

This position may offer relocation.

• Medical, dental, and vision insurance
• Three weeks of vacation for newly hired employees
• Generous 401(k) plan tha