Sr. Software Engineer; Microservices, C++, Linux

Make an Impact on Mission‑Critical Security Technology

We’re seeking a Senior Software Engineer to join a high‑impact team supporting advanced, network‑connected security screening systems. This is a hands‑on role focused on stabilizing and enhancing production systems while contributing to next‑generation (greenfield) capabilities. If you enjoy solving complex problems, improving real‑world systems, and working across engineering disciplines—this role offers a strong balance of ownership, technical depth, and visible impact.

• Architect and deliver new features that coordinate across multiple systems, designing secure and reliable inter‑service communication to support them.
• Own and enhance existing production codebases
• Contribute to targeted greenfield development as new capabilities are introduced
• Support software releases, debugging, and issue resolution in production environments
• Partner with systems, test, field, and manufacturing teams to resolve integration challenges
• Create and improve technical documentation to support long‑term system sustainability

• Experience with microservices architectures
  , including:
  • REST APIs, gRPC/protocol Buffers
  • Message brokers
  • Containerization
  • Securing communications channels.
• Experience in C++, including multi‑threading.
• Proven background working in Linux environments (must‑have)
• Experience supporting distributed / networked systems in production
• Comfortable working in and improving established codebases

• Experience balancing system sustainment and new development
• Strong debugging, code review, and system‑level problem‑solving skills
• Background in complex, integrated environments where uptime and reliability are critical
• Ability to operate independently while influencing technical direction
• Passion for improving documentation and knowledge continuity

• Work on real‑world, mission‑critical technology
• High visibility across cross‑functional teams
• Blend of stability work + forward‑looking innovation