Software Test Engineer - Millennium Space Systems in El Segundo

Energy Jobline is the largest and fastest growing global Energy Job Board and Energy Hub. We have an audience reach of over 7 million energy professionals, 400,000+ monthly advertised global energy and engineering jobs, and work with the leading energy companies worldwide.

We focus on the Oil & Gas, Renewables, Engineering, Power, and Nuclear markets as well as emerging technologies in EV, Battery, and Fusion. We are committed to ensuring that we offer the most exciting career opportunities from around the world for our jobseekers.

Job Description

Job Description

At Boeing, we innovate and collaborate to make the world a better place. We’re committed to fostering an environment for every teammate that’s welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us.

Job Description

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!

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.

Responsibilities

• 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 GitLab 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. 

Security Clearance and Export Control Requirements

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 , lawful permanent , refugee, or asylee.

Minimum Qualifications

• 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 GitLab
• 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.

Shift:

• This role will be on 1st Shift

Total Rewards:

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 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

Export Control Requirements:

This position must meet U.S. export control compliance requirements. To meet U.S. export control compliance requirements, a “U.S. Person” as defined by 22 C.F.R. §120.62 is required. “U.S. Person” includes U.S. , U.S. , lawful permanent , refugee, or asylee.

Export Control Details:

US based job, US Person required

Education

Bachelor's Degree or Equivalent Required

Relocation

Relocation assistance is not a negotiable benefit for this position.

Visa Sponsorship

Employer will not sponsor applicants for employment visa status.

Shift

This position is for 1st shift

Equal Opportunity Employer:

Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to , , , origin, , , , , physical or mental , genetic factors, military/veteran status or other characteristics protected by law.

If you are interested in applying for this job please press the Apply Button and follow the application process. Energy Jobline wishes you the very best of luck in your next career move.