M9 Solutions is seeking a Software Engineer to work hybrid remote/on-site on a government contract for a client located in Scottsdale, AZ. Candidates must be eligible to obtain a TS/SCI clearance.

Responsibilities

• Design, develop, test, and maintain software applications, services, scripts, and automation frameworks that support the client's capabilities.
• Build and improve CI/CD pipelines in GitLab, including automated builds, tests, packaging, deployment workflows, and runner-based execution.
• Develop software interfaces and utilities that connect lab systems, test equipment, data services, payload hardware, and engineering workflows.
• Support deployment and configuration of containerized services using tools such as Docker, Kubernetes, Helm, or related technologies.
• Write automated tests, troubleshoot software defects, and improve code quality through peer review, static analysis, and disciplined debugging.
• Collaborate with systems, FPGA, electrical, hardware, and I&T engineers to understand requirements and deliver practical software solutions.
• Investigate integration issues across software, Linux systems, networks, containers, pipelines, and hardware-in-the-loop test environments.
• Create and maintain clear documentation for software designs, APIs, deployment steps, test workflows, release notes, and user guidance.
• Identify opportunities to improve automation, reliability, repeatability, and developer experience across shared test infrastructure.

Required Skills and Qualifications

• TS/SCI security clearance.
• Bachelor's degree in Software Engineering, or related Science, Technology, Engineering or Mathematics field, plus a minimum of 5 years of relevant experience; or Master's degree, plus 3 years relevant experience.
• Mid-level software engineering experience developing maintainable applications, services, tools, or automation in Python, C/C++, Go, JavaScript/TypeScript, or a similar language.
• Strong software fundamentals, including data structures, object-oriented design, testing, debugging, version control, and code review.
• Experience building automated test suites using PyTest or similar frameworks and applying test-driven or test-informed development practices.
• Experience with Git-based workflows, including branching, merge requests, peer review, issue tracking, and release coordination.
• Experience developing and maintaining CI/CD pipelines using GitLab CI, GitHub Actions, Jenkins, or similar platforms.
• Comfort working in Linux environments such as RHEL or Ubuntu, including command-line tools, shell scripting, services, logs, and package management.
• Familiarity with containerized application development and deployment using Docker, Kubernetes, Helm, or related tools.
• Working knowledge of networking concepts such as Ethernet, subnets, routing, firewalls, ports, DNS, and lab network isolation.
• Experience integrating software with hardware, lab instrumentation, embedded systems, APIs, databases, or distributed services is a plus.

GH 1064