Test Engineer III

Test Engineer III

Mercury Systems is seeking a Test Engineer III to lead test efforts in our data processing and avionics systems for mission critical aerospace and defense applications. This role plays a pivotal part in ensuring product reliability, performance, and security across the full engineering lifecycle from concept to sustainment.

• Ensuring test systems comply with quality requirements, reliability, and regulatory compliance
• Work with cross-functional development teams to ensure that products are designed to facilitate testability including qualification, verification and validation requirements
• Develop, specify and/or procure test equipment that meets quality objectives, design margins and the needs of manufacturing
• Develop and write test documentation such as compliance matrices;
  Acceptance Test Procedures (ATP), Qualification Test Procedures (QTP), and Functional Test Procedures (FTP) using test standards such as MIL-STD-810G & H, MIL-STD-704A, and MIL-STD-461F & G
• Oversee and conduct functional, environmental, stress, and security testing of hardware and software systems, ensuring performance in extreme conditions and mission-critical environments.
• Work independently under minimal supervision and guidance to perform tasks of substantial complexity and conduct testing activities on site and at testing contract facilities
• Produce test reports, presentation, and CDRL's for contractual deliverables
• Train/cross-train test and troubleshooting techniques with Production test team
• Troubleshoot systems and circuit card assemblies using relevant electrical, mechanical, and analytical tools to identify root cause and resolve technical issues.
• Lead the troubleshooting activities, Investigate the cause of the failures and fix the defect at top level assembly, sub-level assembly, PCBA board level, components, and or test equipment
• Collaborate with Mission Assurance teams to conduct root cause analyses for issues identified during testing and sustainment.

• Typically requires a bachelor's degree in electrical engineering, computer science, manufacturing engineering or equivalent experience
• Typically requires 4+ years of experience testing electrical hardware or other military based systems
• Experience with mixed-signal Printed Circuit Board Assembly (PCBA) and system validation test development
• Experience in developing and executing verification and validation test procedures.
• Experience testing ruggedized servers for harsh environments (e.g., extreme temperatures, shock, vibration).
• Ability to read and understand circuit and wiring diagrams, technical specifications and electronics test procedures
• Good understanding of manufacturing processes with the ability to work on multiple projects in a highly demanding environment
• Experience understanding system and subsystem requirements & specification generation processes
• Knowledge of a wide variety of electronics test and analyzing equipment including oscilloscopes, analyzers, power supplies, meters and any other special electronics test equipment necessary for testing, analyzing and/or troubleshooting/repairing
• Experience understanding engineering principles and demonstrated application of those concepts with a focus on safety and regulatory compliance.
• Experience in LabVIEW, Python, Bash, C#,C++, MATLAB, or other programming languages used for data collection and analysis.
• This role is 100% on-site and based in Torrance, CA.

• Active U.S. Secret Clearance.
• Experience with military standards such as MIL-STD-810, MIL-STD-461, and MIL-STD-1275.
• Experience with Aerospace, Defense, Government, or Military sectors.
• Skilled in documentation and collaboration platforms, including Confluence and SharePoint.
• Experience with engineering lifecycle tools such as Jama, Jira, Bit Bucket.
• Demonstrated leadership experience with the ability to guide Integrated Product Teams (IPTs) through ambiguity and tight deadlines.
• Experience supporting both military and commercial programs.
• Working knowledge of military and aerospace standards including MIL-STD-810, MIL-STD-461, DO-178C, and DO-254.
• Hands on experience with environmental…