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Sr. Specialist, Systems Engineer - Reliability

L3HARRIS Technologies

West Palm Beach, FL, US, 33478 · Posted October 13, 2026

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About the job

Job Code: 44296

Job Title: Sr. Specialist, Systems Engineer - Reliability Job Location: West Palm Beach, FL Job Schedule: 9/80: Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off

Job Description:

Missile Propulsion, a sector within the L3Harris Missile Solutions Segment, is a recognized leader in the design, manufacture, and deployment of advanced propulsion and energetics systems, including rocket motors. Our customers include the U.S. Department of Defense, NASA, and other leading agencies and organizations worldwide.

We have an immediate need for a Sr Specialist Reliability and Systems Safety Engineer to join our Missile Propulsion Systems Engineering and Integration (SEI) team in West Palm Beach, Florida. This role offers the opportunity to work on cutting-edge propulsion technologies that support critical national defense and space missions.

The Reliability and Systems Safety Engineer will perform reliability and safety analyses across a diverse product portfolio. This position requires technical expertise, attention to detail, and the ability to collaborate across multidisciplinary teams to ensure product reliability and compliance with safety standards.

Essential Functions:

Reliability & Safety Analysis (70%) - Develop and maintain reliability and safety models for various systems, including FMECAs (Failure Modes, Effects, and Criticality Analyses), reliability predictions, subsystem hazard analyses, and range safety assessments. Communicate findings effectively to stakeholders.

Design Input & Collaboration (10%) - Provide actionable recommendations to improve product reliability and safety. Collaborate with engineering teams and program stakeholders to integrate reliability principles into design processes.

Test Planning & Evaluation (5%) - Design and implement reliability test plans for new products and processes. Analyze test anomalies and ensure adherence to quality standards through application of reliability engineering techniques.

Compliance & Standards (5%) - Drive program compliance with Reliability and System Safety procedures and standard work requirements.

Risk & Fault Analysis (10%) - Perform Probabilistic Risk Assessments and lead fault tree analyses related to product anomalies.

Travel: 10%.

Qualifications:

Bachelor’s Degree Mechanical Engineering, Aerospace Engineering, or related discipline and a minimum of 4 years of prior Reliability System Safety experience. Graduate Degree and a minimum of 2 years of prior Reliability System Safety experience. In lieu of a degree, minimum of 8 years of prior Reliability System Safety experience.

Active US Secret Security Clearance.

Preferred Additional Skills:

Master's Degree in Mechanical, Aerospace Engineering or related discipline is strongly preferred.

Advanced degree in a related field.

Technical experience, preferably in aerospace or defense sectors, including reliability analysis, development of FEMCAs and PFMECAs and the application of MIL-STD-882E.

Formal coursework in Reliability Engineering.

Knowledge of solid rocket motor systems is desired.

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