Software Test Engineer - Millennium Space Systems

Overview

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Software Test Engineer – Millennium Space Systems

Millennium Space Systems (MSS), a part of Boeing Defense, Space and Security (BDS) is seeking a Software Test Engineer to support the Engineering team in El Segundo, CA
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Job Summary

The Software Test Engineer supports the Flight Software Team in analyzing, designing, and testing of software products for Millennium Space Systems. This position will review functional requirements and user stories from the customer and other subsystems, design test plans, write test cases, oversee test strategies and perform testing for assigned applications. This position will also submit and verify defects, maintain documentation of test results to assist in debugging and modification of Millennium Space Systems software, analyze test results to certify existing functionality and integrations and recommend corrective action upon failures.

We are looking for someone who wants to find ways to break our software.

This position s internal job code is Systems Engineer. Our team is currently hiring for Levels 3.

• Develop test plans and write test cases
• Write and run test scripts
• Debug software and tests, both on real hardware and in an emulated environment
• Analyze test results to verify its functionality and recommend corrective action upon findings of anomalies
• Manage the Git Lab CI to automatically run the tests
• Other duties as assigned

This position is expected to be 100% onsite. The selected candidate will be required to work onsite at one of the listed location options.

This position must meet Export Control compliance requirements, therefore a “US Person” as defined by 22 C.F.R. § 120.15 is required. “US Person” includes US Citizen, lawful permanent resident, refugee, or asylee.

• Bachelor’s degree or higher in Computer Science, Systems Engineering, or a related field
• 2+ years of software testing experience
• Experience in writing test documents (test plans/procedures, SQA plans)
• Experience writing automated tests
• Experience with Python, C and or C++
• Experience with git and Git Lab
• Experience with continuous integration
• Excellent analytical, debugging, problem-solving and root-cause analysis skills
• Experience in designing functional and non-functional test cases that verify requirements and validate functionality
• Experienced in test result evaluation, reporting and metrics

Conflict of Interest: Successful candidates for this job must satisfy the Company’s Conflict of Interest (COI) assessment process

Drug Free Workplace: Millennium Space Systems, a Boeing Company, is a Drug Free Workplace (DFW) where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.

• This role will be on 1st Shift

At Millennium Space Systems, a Boeing Company, we strive to deliver a Total Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include competitive base pay and variable compensation opportunities.

Millennium Space Systems also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work.

The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, and the applicability of collective bargaining agreements.

Pay is based upon candidate experience and qualifications, as well as market and business considerations.

Applications for this position will be accepted until Feb. 27, 2026

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