Systems Engineer III

Job#: 3043628

Job Description:
Systems Engineer III

Location: Redmond, Washington (Onsite)

COMPENSATION: $64 - $74 HOURLY

Role Overview

We are seeking a motivated Systems Engineer to execute battery validation activities supporting satellite development and production. This position focuses on battery power testing with an emphasis on test automation, hardware, and Python programming skills. The role is responsible for executing battery tests, performing root cause analysis on test failures, analyzing large datasets, documenting technical findings, and communicating results to engineering stakeholders. The ideal candidate is hands-on in the lab, comfortable with complex electro-mechanical systems, and adept at using data to solve engineering problems.

Key Responsibilities

• Execute battery pack validation testing, including functional, environmental, electrical, and reliability tests.
• Develop automated test sequences for routine or overnight testing using Python and modern test hardware such as power supplies and DC loads.
• Perform systematic Root Cause Analysis (RCA) on hardware, test systems, and failures using structured engineering methodologies.
• Support troubleshooting of battery test equipment, instrumentation, and automated test systems.
• Analyze large volumes of battery performance and telemetry data to identify trends, anomalies, and failure mechanisms.
• Develop clear technical reports summarizing test results, engineering findings, recommendations, and corrective actions.
• Present technical findings to cross-functional stakeholders and support engineering design reviews.
• Identify opportunities to improve test methods, automation, data analysis workflows, and laboratory efficiency.
• Assist in developing test procedures, work instructions, and validation plans.
• Ensure all testing activities comply with laboratory safety requirements and standard operating procedures.

Required Qualifications

Education: A bachelor's degree in Electrical Engineering, Mechanical Engineering, Aerospace Engineering, Chemical Engineering, or a related engineering discipline is required.

Experience: 3+ years of engineering experience in test, validation, manufacturing, or product development is required.

Technical Skills: Candidates must have experience executing engineering test plans, documenting technical results, and performing data analysis using Python, JMP, or similar tools. Functional competency in coding, hardware selection, and troubleshooting is necessary.

Preferred Qualifications

• Experience testing lithium-ion battery systems or battery management systems (BMS).
• Experience performing Root Cause Analysis using methodologies such as 5 Why, Fishbone Diagram, Fault Tree Analysis (FTA), or Failure Mode and Effects Analysis (FMEA).
• Experience with laboratory instrumentation, including oscilloscopes, digital multimeters, electronic loads, power supplies, DAQ systems, and CAN Bus tools.
• Hardware-in-the-loop experience.
• Familiarity with Python scripting for test automation or data processing.
• Experience working in the aerospace, automotive, or consumer electronics industries.
• Experience using issue tracking and documentation tools such as Jira.

Work Environment

This role is designated as 100% onsite to facilitate hands-on lab work and collaboration. The successful candidate will demonstrate Ownership, Bias for Action, and the ability to Deliver Results while working independently across different parts of the team.

Export Control Requirement


Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.

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Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Everforth Apex team member can provide.

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