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Software Engineer

Apex Systems Inc

Software Engineer

Location: San Antonio, Texas (Hybrid)

Role Overview

We are seeking a Software Engineer to support a critical Test Program Set (TPS) migration effort. This role involves migrating legacy test programs to a modern C# framework for automated test equipment supporting aerospace and defense systems. The position requires taking a program written in NI TestStand and rehosting it in a C# framework, automating functional tests, and working with hardware integration.

Key Responsibilities
  • Develop Test Program Sets (TPS) using a .NET 9.0 test framework and API.
  • Migrate legacy test programs to the modern framework architecture.
  • Implement test methods in C# that perform measurements such as voltage, current, resistance, and digital patterns.
  • Create and maintain JSON configuration files.
  • Interpret Test Requirements Documents (TRDs) and Technical Orders (TOs) to implement test procedures.
  • Use framework APIs to control test instruments, including Digital Multimeters, DAQ systems, and Matrix switches.
  • Implement test evaluation logic using numeric limit testing and pattern matching.
  • Verify test program functionality against equipment specifications and requirements.
Required Qualifications

Education: Bachelor's degree in Computer Science, Software Engineering, Computer Engineering, Electrical Engineering, a related field, or equivalent experience.

Experience: 3 or more years of professional C# programming experience.

Technical Skills:
  • Proficiency with C# and the .NET Framework / .NET Core.
  • Experience working with JSON file formats.
  • Familiarity with hardware integration, including power supplies, relays, analog and digital instruments, oscilloscopes, and benchtop testing instruments.
  • Demonstrated problem-solving and debugging skills.
Preferred Qualifications
  • Experience with NI TestStand.
  • Background in electronics testing or test engineering.
  • Basic electronics knowledge (voltage, current, resistance, digital I/O concepts).
  • Familiarity with test and measurement instruments (DMMs, oscilloscopes, DAQs, etc.).
  • Familiarity with Git version control.
  • Experience with National Instruments hardware or software.
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.

Everforth Apex uses a virtual recruiter as part of the application process. Click here for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at

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.

Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.

If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at [email protected] or View phone number on click.appcast.io. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.

UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex Systems.
Vacancy posted 4 days ago
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