Principal Stress Engineer, Aftermarket (Onsite)

Date Posted:

2026-05-08

Country:

United States of America

Location:

US-CA-CHULA VISTA-B107 ~ 850 Lagoon Dr ~ BLDG 107, Mail Zone 1-C

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

The company will offer immigration sponsorship for this position, if needed.​ The company will not seek an export authorization for this role.

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.

Collins Aerospace is looking for a Principal Engineer, Structural Engineering Aftermarket Technical Services with a deep knowledge and highly developed technical expertise. You will perform stress analysis and approve repairs to minimize aircraft downtime on all Collins Aerostructures commercial nacelle hardware that are compliant with certified type design and airworthiness (FAA/EASA) requirements. You will work independently, provide technical guidance to junior engineers, make recommendations to management and work on standardization to improve turnaround times.

This position works in a primarily onsite capacity.   

May be required to work weekends and holidays as needed.

Relocation assistance maybe available.

Qualifications You Must Have

• Perform repair stress analysis and develop analytical methods for complex technical issues requiring creativity and ingenuity to support airline operational requirements, formal certification reports, and design changes

• Ability to make quick engineering judgments and perform margins exploration analysis for repair solutions based on certification analysis, on various nacelle components for different programs

• Apply advanced structural analysis principles to support repair design development on metallic and composite structures

• Prepare RDAS/8110-3 documents including substantiating analysis and obtain/coordinate sign-off with Airworthiness organization

• Direct communication with Airline customers for rapid development and approval of technical solutions

• Mentor other engineers and lead teams in the generation of standard work for repair development

• Collaborate with all levels of maintenance, engineering, and management personnel

• Positively interact in a team environment with good listening and verbal communication skills

• Represent Company in technical review meetings

• Possess excellent customer relations skills

• Communicate and make presentations to internal and external customers and be driven to achieve customer satisfaction

• Serve as the key point of contact for internal and external customers on complex technical issues

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) unless prohibited by local laws/regulations and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years experience

• Experience with repair analysis of aircraft metallic and/or composite structures

• Experience with maintenance, repair, overhaul, and regulatory requirements in the commercial aircraft industry

• Experience of load path, load balance, free body diagram and experience in classical hand analysis methods used in Aerospace structural analysis

• Experience in finite element analysis of aircraft structure using Patran/Nastran

• Experience with technical writing

Qualifications We Prefer

• MS Office Suite: Excel, Word and PowerPoint

• Experience in MRB and MRO repairs preferred

• Knowledge in Automation (Excel VBA & Visual Basic applications) highly desired

• Composite nacelle and exhaust repair experience

• Basic CATIA V and FiberSim skills desirable

• Detailed understanding of nacelle systems desirable

• Famili