About the role

Summary The Fleet Reliability Engineer plays a critical role in ensuring the ongoing airworthiness, operational performance, and safety of Allegiant’s expanding fleet. This role bridges engineering acumen with analytical rigor and regulatory compliance, driving data-driven reliability improvements across aircraft systems and components.   The ideal candidate is a systems thinker with strong technical and investigative skills, capable of supporting FAA-mandated Reliability Programs, analyzing data to identify mechanical and operational trends, and collaborating with cross-functional teams and OEM partners. This is a strategic, high-visibility role well suited for proactive professionals passionate about aviation safety and continuous improvement.   Visa Sponsorship Available: No   Minimum Requirements Combination of Education and Experience will be considered. Must be authorized to work in the US as defined by the Immigration Act of 1986. Must pass a Criminal Background Check. Education: Bachelor’s Degree Education Details: Bachelor's or Master’s degree in a quantitative or technical field such as aerospace engineering, aviation management, statistics, systems engineering, business analytics, or information systems.  Years of Experience:   Minimum three (3) years experience in aviation reliability/airline technical operations or; Minimum two (2) years experience in aviation reliability/airline technical operations with a Master's.   •Strong analytical and investigative skills with a data-centric approach to reliability problem-solving. •Familiarity with FAA Reliability Programs (e.g., D074), aircraft systems performance, ATA chapter structure, and MSG-3–based maintenance frameworks. •Experience working with large datasets; proficiency in Excel, Power BI, and Tableau; familiarity with SQL or Python is a plus.   Preferred Requirements •FAA Airframe & Powerplant Certificate (A&P). •Lean Six Sigma certification. •Experience with TRAX or similar airline maintenance tracking systems. •Exposure to predictive analytics or reliability modeling tools. •Familiarity with Airbus and Boeing fleet types, including systems, troubleshooting, and maintenance practices. •Knowledge of commercial aircraft systems and maintenance strategies.   Job Duties •Ensure ongoing compliance with Allegiant’s Reliability Program Manual (RPM) and FAA D074 requirements. •Perform deep-dive root cause analysis using operational and maintenance data to identify performance gaps, optimize scheduled maintenance tasks, and drive long-term fleet health. •Monitor, analyze, and classify incoming data, including PIREPs, delay/cancellation data, and component removals, to detect early trends or chronic issues. •Manage and update internal databases for Chronic Discrepancies, Service Difficulty Reports (SDRs), and Mechanical Reliability Reports, ensuring timely submission to the FAA. •Create and deliver impactful dashboards, data visualizations, and executive summaries of reliability trends using Tableau or other BI tools, ensuring clear visibility and alignment across technical leadership. •Partner with OEMs (e.g., Airbus, Boeing) and vendors to evaluate technical documentation, review component performance, and escalate key issues impacting long-term fleet reliability. •Evaluate engine and system trends using tools like engine condition trend monitoring and vendor teardown reports; maintain findings in structured archives for audit readiness. •Deliver technical recommendations to Engineering for modification programs (e.g., Service Bulletins, Service Letters), task escalations, and proactive maintenance strategies to mitigate operational risks. •Support cross-functional initiatives with Planning, Engineering, and Maintenance to ensure reliability performance aligns with safety, cost, and operational KPIs. •Assist with the design and implementation of new alerting and trending frameworks, ensuring visibility into safety-sensitive systems and emerging risk areas. •Participate