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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Reliability Engineer (Hybrid) - **Company:** RTX - **Location:** AGUADILLA, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Agile Methodology, Failure Mode Effects Analysis, Field-Programmable Gate Array (FPGA), Multiprocessing, Reliability Engineering, Openstack Neutron - **Published:** August 7, 2026 - **Apply:** https://globalhr.wd5.myworkdayjobs.com/REC_RTX_Ext_Gateway/job/US-PR-AGUADILLA-110--Rd-110-N-Km-288--RD110/Principal-Reliability-Engineer--Hybrid-_01865266 ## About the Role * 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 of experience * Demonstrated professional experience communicating in English (verbal and written). * Experience in reliability engineering (RMS), including processes and procedures. Qualifications We Prefer: * Experience working and bidding military avionics programs. * SME on risk, reliability, safety, and statistics. * Customer facing aerospace industry experience and working knowledge of aerospace product reliability data and calculations. * Experience with lean principles (Six Sigma, CORE, ACE) and implementation of process controls for delivery and quality. * Experience in Agile methodologies. * Project Management experience. ## Description This position will sit at our Aguadilla, PR location. You must be residing in Puerto Rico at the time of starting employment. Relocation is not offered. This role is categorized as hybrid, with 3 days onsite and 2 days remote following the schedule assigned by the Manager. What YOU will do: * Support Air Transport, Business, Regional and Military aircraft products and programs. * Provide Reliability Engineering leadership by mentoring junior engineers, advising product development teams, developing and implementing reliability engineering processes within the Avionics business unit, and participating in companywide reliability initiatives. * Perform bid and proposal activities for military and commercial avionics programs. * Complete Reliability Assessments, which includes performing reliability predictions to establish MTBF estimates and component failure rates. These analyses utilize the 217Plus methodology and include utilizing field performance of similar equipment when applicable to increase accuracy of the assessment. * Execute Derating analysis, Failure Modes & Effects Analysis (FMEAs), High Intensity Radiation Fields (HIRF) and Lightning analysis, Testability analysis and Maintainability Assessments. * Make Accelerated Stress Testing (AST) and develop Environmental Stress Screening (ESS) profiles. These testing efforts include HALT/HASS, and the development of test procedures and reports, overseeing and conducting testing, conducting failure review board meetings, and defining corrective actions. * Realize Neutron Single Event Upset susceptibility analysis. * Develop and/or research new reliability engineering analysis and test methods for use with sub-90nm technologies, including multi-core processors, SoPC's, various memory technologies and FPGAs., Join our growing engineering team in Puerto Rico, where you will provide critical support to all Collins SBUs, working on exciting programs and projects ranging from the development of the next generation of advanced concept ejection seats to the latest technologies for the U.S. warfighter. ## Related Videos - [Challenges and Solutions for Efficient, Large-Scale Video Analysis](https://www.wearedevelopers.com/videos/2022-challenges-and-solutions-for-efficient-large-scale-video-analysis) - [ShapeShift: Reinventing Agile for a B2B SaaS Scale-Up](https://www.wearedevelopers.com/videos/1655-shapeshift-reinventing-agile-for-a-b2b-saas-scale-up) - [Designing UX for SRE Agents in High-Stakes Incidents](https://www.wearedevelopers.com/videos/100003-designing-ux-for-sre-agents-in-high-stakes-incidents) - [How to implement convenient Python bindings to C++](https://www.wearedevelopers.com/videos/618-how-to-implement-convenient-python-bindings-to-c) - [SRE Methods In an Agency Environment](https://www.wearedevelopers.com/videos/348-sre-methods-in-an-agency-environment) - [From Punch Cards to AI-assisted Development](https://www.wearedevelopers.com/videos/611-from-punch-cards-to-ai-assisted-development) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [Résumé-Driven Development: How IT trends affect the job market for software developers](https://www.wearedevelopers.com/magazine/59-resume-driven-development-how-it-trends-affect-the-job-market-for-software-developers) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs)