Principal Reliability Engineer – Hybrid

About the role

Collins Aerospace is seeking a Principal Reliability Engineer to lead product safety initiatives for aviation electronic solutions. The position is based in Aguadilla, Puerto Rico and follows a hybrid schedule (3 days onsite, 2 days remote). The role focuses on developing reliability assessment methodologies and supporting both commercial and military avionics programs.

Key responsibilities

• Provide reliability engineering leadership, mentor junior engineers, and advise product development teams.
• Develop and implement reliability processes within the Avionics business unit.
• Perform reliability assessments, including MTBF predictions using the 217Plus methodology.
• Execute derating analysis, FMEAs, HIRF and lightning analysis, testability and maintainability assessments.
• Lead accelerated stress testing (AST) and create environmental stress screening (ESS) profiles, including HALT/HASS testing.
• Prepare test procedures, conduct testing, lead failure review board meetings, and define corrective actions.
• Support bid and proposal activities for military and commercial programs.

Required profile

• U.S. citizenship (required to access program information).
• Current residence in Puerto Rico at start of employment (relocation not offered).
• Extensive experience in reliability engineering for aerospace/avionics.
• Strong problem‑solving mindset and collaborative approach.

Required skills

• Reliability predictions and MTBF estimation (217Plus methodology).
• Derating analysis.
• Failure Modes & Effects Analysis (FMEA).
• High Intensity Radiation Fields (HIRF) analysis.
• Lightning analysis.
• Testability and maintainability assessments.
• Accelerated Stress Testing (AST).
• Environmental Stress Screening (ESS) – HALT/HASS.
• Test procedure development and failure review board facilitation.