Job Description

Software Engineer III – Defense Systems Integration

Location: Tucson, AZ

Employment Type: Full-Time

Clearance: Active DoD Secret (Top Secret preferred)

Citizenship: U.S. Citizenship Required

About the Role

We are seeking a highly skilled Software Engineer III to support advanced missile systems for the U.S. Navy and Missile Defense Agency. This role is embedded within a high-impact technical team supporting the Surface Missile Technical Representative Office in Tucson, Arizona. You will play a critical role in evaluating, validating, and advancing software and firmware systems that directly support national defense.

This is not an entry-level role. We are looking for a seasoned engineer who thrives in complex, classified environments and understands the rigor of working within DoD acquisition and lifecycle frameworks.

Key Responsibilities

• Lead technical assessments of software and firmware documentation, including code reviews, test data, and algorithm specifications
• Evaluate readiness for major engineering milestones such as PDR, CDR, MRR, and MCP
• Participate in and assess Formal Qualification Tests (FQT), Test Readiness Reviews (TRR), and integration activities
• Review and advise on Change Control Board (CCB) documentation and design artifacts
• Coordinate technical communications between government stakeholders and contractor engineering teams
• Analyze software development schedules, metrics, and sprint planning artifacts to ensure alignment with program goals
• Provide subject matter expertise to Integrated Product Teams (IPTs) to identify and resolve software-related risks
• Support the planning and execution of software/firmware engineering reviews and technical exchanges
• Contribute to the development of integrated program plans and ensure technical feasibility of implementation across systems

Required Qualifications

• Education: Master’s degree in Engineering, Computer Science, Mathematics, or a related technical field
• Experience: Minimum 10 years of professional software engineering experience, preferably in a defense or aerospace environment
• Proven experience applying modern development methodologies such as Agile, DevOps, or DevSecOps
• Demonstrated ability to assess complex technical documentation and lead peer-level technical reviews
• Must hold an active DoD Secret clearance (Top Secret preferred)
• Must pass a comprehensive background screening including SSN verification, driving record, and criminal history

Ideal Candidate

• You are a systems thinker who can navigate between code-level detail and program-level impact
• You understand the stakes of defense work and bring discipline, discretion, and technical excellence to every task
• You are comfortable interfacing with government program offices, engineering teams, and cross-functional stakeholders
• You are proactive, thorough, and committed to delivering work that meets the highest standards of quality and compliance

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