Senior Staff Software Engineer, C++ Software Integration (R4018) (C++)

Location: Washington, DC, United States; on-site

Salary: $180,594–$270,892 per year, plus bonus, benefits, and equity for regular full-time employees.

Company

hirify.global is a venture-backed defense-tech company developing intelligent systems, including autonomy software, aircraft, and simulation technologies.

What you will do

• Architect and implement high-performance C++ and Python systems across cross-platform environments.
• Lead the design and integration of distributed systems, simulation tools, and third-party hardware and software.
• Define technical direction, design patterns, and integration practices across projects.
• Build and guide messaging and API layers using technologies such as gRPC, REST, and ZeroMQ.
• Own CI/CD pipelines and build infrastructure using GitLab CI, Docker, Conan, and CMake.
• Lead debugging, optimization, end-to-end integration, verification, mentoring, and shared tooling improvements.

Requirements

• Typically 10+ years of related experience with a bachelor’s degree, or an equivalent combination of advanced education and experience.
• Advanced experience with large C++ systems, including C++14/17/20 and legacy C++98/03 codebases.
• Strong Linux/Unix system development, debugging, distributed systems, real-time processing, and hardware/software integration experience.
• Significant experience with CI/CD, Docker, CMake, Conan, Python, networking, and communication protocols.
• Experience leading efforts involving 10 or more contributors, including technical planning and mentorship.
• Active SECRET clearance required.

Nice to have

• Real-time or distributed simulation experience, including AFSIM or NGTS.
• Experience with message-passing infrastructure, web services, message queues, UCI, OMS, avionics data buses, and interface protocols.
• Experience integrating simulation with autonomy frameworks, real-time operators, modeling, or analysis pipelines.
• Ability to obtain a TS/SCI clearance.

Culture & Benefits

• Regular full-time employees receive pay within the listed range, bonus, benefits, and equity.
• Work is performed on-site in Washington, DC.
• Offers are contingent on a cleared background and may include a reference check.
• Equal opportunity workplace with accommodation support for candidates with disabilities or special needs.