Mechanical Manufacturing Engineer
RTX (Raytheon)
- Location
- US-CT-WINDSOR LOCKS-B1A ~ 1 Hamilton Rd ~ BLDG 1A
- Work model
- On-Site
- Level
- Senior
- Posted
- Aug 28, 2026
About this role
Location: US-CT-WINDSOR LOCKS-B1A ~ 1 Hamilton Rd ~ BLDG 1A

 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 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. The Mechanical Manufacturing Engineer will contribute to the production of highly sophisticated assemblies for Space and Sea applications, including heat exchangers, pumps, fans, and pressurized accumulators. This role involves driving innovation, ensuring manufacturability, and applying advanced engineering solutions to support life support and thermal control systems.
What You Will Do
Develop and implement mechanical manufacturing methods for hardware, ensuring their readiness and alignment with production goals. Author comprehensive manufacturing assembly documentation and design conceptual tooling to assist in high-quality hardware assembly used in Life support and Thermal control applications. Provide technical expertise to internal teams and external suppliers to ensure compliance with engineering and quality specifications. Lead and support failure investigations by determining root causes, implementing corrective actions, and managing non-conforming hardware to drive continuous improvement. Develop and document sequences for complex manufacturing operations, define equipment requirements, and optimize processes for assembly, disassembly, and repair to maximize efficiency and performance. Ensure all manufacturing processes and procedures adhere to applicable Environmental, Health, and Safety (EH&S) requirements and quality standards. Identify and implement changes to enhance product quality, reduce costs, and improve productivity using advanced knowledge of fabrication, tooling, assembly, and quality control standards. Prepare cost estimates, manage project schedules, and draft procedures, policies, and work instructions. Review design drawings and concepts, addressing potential producibility concerns, and provide recommendations for using advanced technology and materials. Collaborate effectively within an Integrated Product Development (IPD) Team and contribute in a cross-functional team environment. Present technical updates to senior leadership and contribute to initiatives such as CORE (Customer Oriented Results and Excellence), Process Certification, Lean Manufacturing, and Manufacturing Process Reviews. Promote and lead projects related to EH&S compliance and sustainability.
Qualifications
You Must Have: Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience unless prohibited by local laws/regulations.
Qualifications
We Prefer: Advanced knowledge and hands-on experience with machining processes (CNC milling, turning, precision machining, fixture design) and the ability to support process improvements is highly desirable. Proficiency or familiarity with CAD modeling/design