Senior Software Engineer, Full-stack

Date Posted: 2026-08-14 | Location: Fullerton, CA (Onsite) | U.S. citizenship required to obtain and maintain a DoD Secret security clearance; active clearance required after day 1.

About the role

Raytheon Software Engineering is seeking a Senior Software Engineer to join the Air C2 (Command and Control) and Sensors software department in Fullerton, California. The team develops mission-critical Command and Control applications using DevSecOps processes and industry best practices to address current and future threats.

Responsibilities

• Act as a key contributor within a high-performing Software Product Team.
• Participate in the design, implementation, test, and maintenance of C2 software applications.
• Collaborate in a cross-functional Agile environment.
• Travel up to 25%.

Requirements

• Degree in Science, Technology, Engineering, or Mathematics (STEM) with a minimum of 5 years of relevant experience.
• Experience with Object-Oriented Design and Development, and Java application development.
• Experience integrating databases into software solutions.
• Ability to obtain and maintain a U.S. government-issued DoD Secret security clearance (U.S. citizenship required).

Preferred Qualifications

• Experience in software engineering within the Command & Control or mission planning domain.
• Strong communication and collaboration skills for large, cross-functional teams.
• Proficiency in JavaScript/TypeScript and experience building dynamic, responsive frontend UI applications.
• Experience with asynchronous communication patterns (e.g., Message Brokering, WebSockets).
• Experience with modern web UI frameworks (Angular, Vue.js, React) and component-based architecture.
• Experience with reactive programming paradigms and frameworks for scalable, event-driven applications.
• Experience with scripting languages and diverse infrastructure/platforms.

Benefits

• Medical, dental, and vision insurance.
• Life insurance and short/long-term disability coverage.
• 401(k) match.
• Flexible spending accounts.
• Flexible work schedules.
• Employee assistance program.
• Employee Scholar Program (education support).
• Parental leave.
• Paid time off and holidays.
• Annual short-term and/or long-term incentive compensation programs (performance-based, not guaranteed).

Pay

The salary range for this role is $95,500 – $181,700 USD. The final offer considers role, function, responsibilities, work experience, location, education/training, and key skills.