Avionics Software Developer

Accord Technologies Inc; Rockford (IL); On-site; USD 100,000 - 130,000; Full time

Job summary

Accord Technologies Inc is seeking an Avionics Software Developer specialized in ADA83/ADA95 programming and DO-178C verification. This contract position is based in Rockford, IL, and requires contributing to coding, debugging, and verifying safety-critical avionics software.

Required qualifications include a Bachelor’s/Master’s in Computer Engineering or a related field, alongside 6+ years of experience in avionics software. Strong skills in embedded C and DO-178B/C verification processes are essential.

Qualifications

• 6+ years of experience in avionics or safety-critical embedded software.
• Strong understanding of real-time systems.
• Experience conducting unit testing and integration testing.

Responsibilities

• Design and develop embedded avionics software using ADA83/ADA95.
• Perform coding, debugging, and optimization of embedded systems.
• Conduct requirements-based verification as per DO-178C.

Skills

ADA83 / ADA95 programming

Embedded C

DO-178B/C verification processes

Requirements-based testing

Structural coverage (MC/DC)

Education

Bachelor’s/Master’s in Computer Engineering / Electronics / Aerospace

Tools

LDRA

VectorCAST

DOORS

Git

Job description

Avionics Software Developer (ADA83/ADA95 & DO-178 Verification)

Location: Rockford, IL (Onsite) | Position Type: Contract

We are seeking a hands‑on Avionics Software Developer with strong expertise in ADA83/ADA95 programming and DO-178C verification activities. The role requires active contribution to coding, debugging, and verification of safety‑critical avionics software, ensuring compliance with certification standards.

Key Responsibilities

• Design, develop, and maintain embedded avionics software using ADA83/ADA95
• Perform coding, debugging, and optimization of real‑time embedded systems
• Work on low-level drivers, system interfaces, and application software
• Support software integration with avionics hardware platforms

Verification & DO-178 Activities

• Perform requirements‑based verification as per DO-178C
• Develop and execute:
  • Test cases & procedures
  • Test scripts (manual/automated)
• Conduct:
  • Unit testing & integration testing
  • Structural coverage analysis (Statement, Decision, MC/DC)
• Generate verification artifacts:
  • Test reports
  • Traceability matrices
• Support verification reviews and certification audits

Compliance & Quality

• Ensure compliance with DO-178C (Level A/B preferred) processes
• Maintain end‑to‑end traceability (requirements‑code‑test)
• Participate in code reviews, design reviews, and audits

Required Qualifications

• Bachelor’s/Master’s in Computer Engineering / Electronics / Aerospace
• 6+ years of experience in avionics or safety‑critical embedded software
• Strong experience in both development and verification environments

Mandatory Technical Skills

• ADA83 / ADA95 programming (core requirement)
• Strong embedded C / real‑time systems understanding
• Hands‑on experience in:
  • DO-178B/C verification processes
  • Requirements‑based testing
  • Structural coverage (MC/DC mandatory for Level A)

Verification Tools Experience

• LDRA / VectorCAST / RTRT / Cantata
• DOORS or equivalent (requirements traceability)
• Coverage tools (LDRA / similar)

  Additional Technical Skills

  • Debugging tools: Lauterbach, JTAG, GDB
  • Configuration management: Git / ClearCase / SVN
  • Working knowledge of avionics buses:
    • ARINC 429, ARINC 664, MIL-STD-1553

  Preferred Experience

  • Experience working on legacy ADA codebases and enhancements
  • Exposure to Collins Aerospace avionics systems/programs
  • Familiarity with CI/CD in embedded environments