Software Development Engineer In Test

Job Title:

Software Development Engineer in Test Job Description Join our Integrated Engineering Solutions Team as a Software Test Engineer. Collaborate with world-class engineers and business leaders to verify power system avionics hardware and power management algorithms/software. Participate in all phases of test software development, focusing on developing automated test cases for hardware-in-the-loop testing using power emulation test racks and satellite flight hardware. Responsibilities Work with stakeholders, peer teams, and customers to build verification matrices and test cases for satellite power subsystem, battery, and solar array. Collaborate with hardware, software, and test infrastructure teams to integrate, test, and validate new features using synthetic data in simulation environments or hardware-in-the-loop testbed systems. Develop and utilize monitoring and alerting systems to track space and ground infrastructure health and stability. Develop software systems in Python. Automate operational workflows to reduce manual intervention and improve system efficiency. Build and maintain robust and well-documented APIs that allow other engineers and partners to develop their own custom models, integrations, and test assertions. Essential Skills Proficiency in software test engineering, Python, hardware-in-the-loop (HIL) testing, and aerospace defense. Experience in creating and writing test cases for hardware/software test scenarios. Expertise in Python scripting and Linux. 4+ years of non-internship professional software development testing experience. 4+ years of experience in building test automation frameworks and tools. Experience in Python to interface with test equipment and visualize results. Experience in building test automation infrastructure for hardware-in-the-loop testbeds and integrated vehicle checkouts. Experience working with hardware and software verification in satellite bus subsystems, ground station, electrical power system, battery, or electronics/avionics. Additional Skills & Qualifications Bachelor's degree in Computer Science, Computer Engineering, or Electrical Engineering. Preferred experience in system test verification in power conversion, power systems, solar, battery, electric vehicles, satellites, or rockets. Experience with Ruby. Knowledge of systems engineering principles. Excellent skills in organizing data and communicating key requirements to teammates. Strong cross-organizational communication skills, capable of evangelizing ideas and concerns clearly and persuasively. Positive attitude and willingness to work hard. Work Environment This is a fast-paced, intellectually challenging position. You will verify product and system requirements through verification test campaigns across multiple venues, including hardware-in-the-loop testing and production acceptance testing. You will develop test processes and tools, including automation, to scale test campaigns while maintaining high standards for quality and test coverage. The role involves performing tests on flight hardware and addressing root causes of issues found in test campaigns. Job Type & Location This is a Contract position based out of Los Angeles, CA. Pay and Benefits The pay range for this position is $65.00 - $80.00/hr. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave) Workplace Type This is a fully onsite position in Los Angeles,CA.

Application Deadline This position is anticipated to close on Feb 13, 2026. About Actalent Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 30,000 consultants and more than 4,500 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing due to a disability, please email actalentaccommodation@actalentservices.com for other accommodation options.