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Principal Reliability Engineer - Lifecycle Sustainment and Modernization Solutions

Northrop Grumman

$74,600 - $111,800
Sep 25, 2025
Oklahoma City, OK, USA
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Northrop Grumman's Aeronautics Systems Sector is seeking a Principal Reliability Engineer to support projects associated with the design and development of communication, navigation, radar, avionics, power and/or electrical systems architecture, components, circuits, and products or aircraft maintenance. The employee will research, develop, design, and test electrical components, equipment, systems, and products for defense systems or commercial purposes.

Requirements

  • Experiences with multiple modeling tools, such as ReliaSoft/RELEX Toolset (Reliability, Maintainability, OpSim, FMECA, Fault Tree, FRACAS, RGA, and Weibull++), AMSAA Models, VMETRIC, RAPTOR, etc.), used for reliability and sparing analysis.
  • Experience in: root cause analysis, test design/execution/data analysis as applicable to accelerated life, reliability growth, and reliability modeling.
  • Experience related to assessing and addressing R&M requirements for design development activities
  • Experience developing R&M program plans for new systems or for sustainment of existing systems to include staff planning, scheduling, collecting historical data, establishing configuration control processes for large program data storage and R&M software tools analysis
  • Working knowledge of Maintainability and Mil-Std-1472
  • Knowledge of Military Specifications, Contract Data Requirements Lists (CDRLs), Data Item Descriptions (DIDs) and other related technical and contractual documents
  • Knowledge of core reliability and maintainability analysis and activities

Responsibilities

  • Develop, coordinate and conduct reliability, maintainability and availability studies and evaluations of engineering design throughout the program life cycle (business capture, development, production and sustainment
  • Provides reliability, availability, and maintainability guidance and leadership/support to various IPTs, ensuring program requirements and performances are understood
  • Understand Statement of Work/program specification content and applicability to program implementation, e.g., reliability and availability requirements, requirement allocations and flow down to lower assembly levels
  • Recommend design or test methods and statistical process control procedures for achieving the required levels of product reliability
  • Develops reliability math models and allocations, Reliability Block Diagrams, Reliability and Maintainability Program Plans
  • Performs parts derating, reliability parts count/stress and process grades analysis and reliability simulations
  • Assesses reliability data of fielded systems for the purpose of assessing and documenting RAM and Logistics metrics and reliability (cumulative and instantaneous) growth trends

Other

  • Must have at least a Bachelor’s degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline with a minimum of 5 years of engineering experience or a master’s degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline with a minimum of 3 years of engineering experience or a PhD degree in Science, Technology, Engineering, or Mathematics (STEM) discipline with a minimum of 1 years of engineering experience
  • 2 years of industry experience related to reliability engineering in design and/or product sustainment
  • Must have the ability to obtain and maintain a DoD Secret clearance within a reasonable amount of time as determined by business needs
  • Must be able to work on-site in Oklahoma City, Oklahoma.
  • No Relocation Provided