Mercury Systems is seeking a Principal Test Engineer to lead efforts in developing and executing server system tests 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. 

 

Job Responsibilities:

Implement standardized system testing practices across Mercury’s ruggedized servers and secure software product lines Design and implement robust test procedures that meet military standards (e.g., MIL-STD-810, DO-461, DO-167, DO-178C, DO-254) and cybersecurity requirements Oversee and conduct functional, environmental, stress, and security testing of hardware and software systems, ensuring performance in extreme conditions and mission-critical environments Collaborate with various development teams to integrate and validate secure software, hardware and mechanical solutions Partner with systems engineering, hardware design, and software development teams to align test objectives with product requirements; coordinate with program managers to meet timelines and deliverables Ensure all testing procedures developed comply with strict security protocols and regulatory standards Support the development of tools to streamline test analysis, reporting, and documentation Assist in defining and developing tools to streamline test analysis and reporting Establish and maintain test requirements for test equipment and working with test support to bring test equipment to operational status Prepare comprehensive test documentation including acceptance test plans, test reports, and performance metrics for internal stakeholders and external customers, including government agencies as well as present findings to senior leadership and clients Support the standardization of systems used to track testing issues and document results Collaborate with Mission Assurance teams to conduct root cause analyses for issues identified during testing and sustainment Lead the transition of product from the development stage into production and hand off documentation as well as training to the operations team on execution of procedures

 

Required Qualifications:

Bachelor of Science degree in Engineering or a related field Typically requires a minimum of 6 -10 years of experience in test engineering within Aerospace, Defense, Government, or Military sectors Proven ability to develop performance metrics and lead initiatives to achieve engineering and operational goals Broad testing expertise across hardware, electrical, and software systems Solid understanding of system and subsystem requirements & specification generation processes Experience in developing and executing verification and validation test procedures Hands-on experience testing ruggedized servers for harsh environments (e.g., extreme temperatures, shock, vibration) Proficiency in secure software testing, including vulnerability assessments, penetration testing, and cryptographic module validation Familiarity with military standards such as MIL-STD-810, MIL-STD-461, and MIL-STD-1275 General understanding of engineering principles and demonstrated application of those concepts with a focus on safety and regulatory compliance Willingness to travel up to 50% initially for training, with ongoing travel up to 20% as needed

“This position requires you to have or obtain a government security clearance. Security clearances may only be granted to U.S. citizens.”

 

Preferred Qualifications:

Active U.S. Secret Clearance  Knowledge of digital interfaces such as I2C, SPI, Ethernet, JTAG, UART, PCIe SATA, DDR4/5 etc. Proficiency in LabVIEW, Python, Bash, C#, MATLAB, or other programming languages used for data collection and analysis Familiar with Intel processor architecture Familiarity with engineering lifecycle tools such as Jama, Jira, BitBucket Skilled in documentation and collaboration platforms, including Confluence and SharePoint 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 test equipment, including chambers used for hardware validation

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