Software Engineer - ENG- Cleared On-Site

Job#: 3019443 Senior Software Engineer – Test Systems & Hardware Integration

Work Schedule:

9/80

Location:

Onsite

Education:

STEM bachelor’s degree required

We are seeking a Senior Software Engineer to design, develop, integrate, and support software applications used in test systems and hardware‑in‑the‑loop environments. This role involves object‑oriented software development, hardware interface integration, troubleshooting complex test instrumentation, and leading junior engineers within a multidisciplinary engineering team.

• Bachelor’s degree in a STEM field and 5+ years of industry experience
• OR 3+ years with an advanced degree
• Experience designing, developing, and integrating object‑oriented software using:
• C#
• C++
• (Additional languages accepted)
• Proficiency with Microsoft Visual Studio within a Windows operating system
• Ability to manage multiple concurrent software engineering tasks
• Experience troubleshooting software and test equipment instrumentation
• Experience working within multidisciplinary engineering teams
• Ability to develop and derive software requirements
• Ability to lead and mentor junior engineers

• Experience developing and optimizing computer architectures and hardware performance
• Experience developing software drivers for hardware interfaces
• Hands‑on experience with common hardware protocols:
• TCP/IP
• UDP
• RS‑422
• Experience using UML (Unified Modeling Language) for system architecture and design
• Familiarity with software development life cycles, including:
• Waterfall
• Agile
• Experience practicing software configuration management, using:
• Azure Dev Ops Server
• Git Hub
• Strong communication and interpersonal skills
• Experience providing technical leadership or project‑level oversight

• Work Schedule:
  
  9/80
• Exempt Status:
  Determined by supplier based on FLSA
• Service Contract Act:
  Not applicable
• International Travel:
  Not required unless program‑specific
• Clearance:
  • Secret required prior to start
  • Interim clearance acceptable

• Submittal notes must include:
• Current location (city/state)
• Desired work location
• Include any prior experience supporting major defense contractors (dates, programs, managers)
• All resumes must be submitted in PDF format with no candidate or supplier contact information

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.

Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at [email protected] or .