Systems Engineer (SEIT) II

Date Posted: 2026-08-21 | Location: West Valley City, UT | Onsite role. Active and transferable U.S. government-issued TS/SCI security clearance required prior to start date; U.S. citizenship is mandatory.

About the Role

Applied Signal Technology (AST), a leader in trusted strategic and tactical SIGINT solutions, is seeking a Systems Engineer II to join our passionate, collaborative team. You will work on system development and deployments that strengthen national security, presenting findings to team members, customers, and management. This role offers the freedom to explore creative ideas, expand your skills, and work closely with service members while maintaining work-life balance. Travel may be up to 25%.

Responsibilities

• Collaborate with R&D teams on system development and deployments for national security applications.
• Generate briefings and present material to team members, customers, and AST management.
• Contribute to decision-making and idea generation to enhance product development.
• Resolve discrepancies and issues with development teams.
• Identify, analyze, and resolve problems across all phases of the system lifecycle.
• Perform systems integration, test execution, and document test results.
• Debug and problem-solve complex technical challenges.
• Recognize areas of improvement or customer needs and relay them to senior staff for business development.
• Work with customers, end users, hardware design teams, and software design teams.

Requirements

• Degree in Science, Technology, Engineering, or Mathematics (STEM).
• Minimum 2 years of relevant experience.
• Practical experience in systems engineering, including design, development, and testing of complex hardware and software systems.
• Experience with systems integration, test execution, and test results documentation.
• Active and transferable U.S. government-issued TS/SCI security clearance required prior to start date; U.S. citizenship is mandatory.

Preferred Qualifications

• Experience with fiber optics, RF, or telecommunications standards and processing techniques.
• Design, development, integration, and test of complex communication systems.
• Development of high-speed processing hardware or complex control software.
• Experience developing training courses and training others.
• Understanding of telecommunications systems concepts and signal processing fundamentals.
• Experience with scripting languages (e.g., Python, Bash).
• Generation of test scripts to automate integration.
• Formalizing, developing, and writing requirements, plans, and procedures based on customer interactions.
• Experience with system-level designs, high-level control, and data interfaces.
• Experience with bid and proposal activities related to system development.
• Active and transferable TS/SCI clearance with polygraph.

Benefits

• Medical, dental, and vision insurance.
• Three weeks of vacation for newly hired employees.
• Generous 401(k) plan with employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option.
• Tuition reimbursement program.
• Student Loan Repayment Program.
• Life insurance and disability coverage.
• Optional coverages: pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection.
• Birth, adoption, and parental leave benefits.
• Ovia Health: fertility and family planning.
• Adoption Assistance.
• Autism Benefit.
• Employee Assistance Plan, including up to 10 free counseling sessions.
• Healthy You Incentives: wellness rewards program.
• Doctor on Demand: virtual doctor visits.
• Bright Horizons: child and elder care services.
• Teladoc Medical Experts: second opinion program.
• Eligible for relocation assistance.

Pay

The salary range for this role is $68,900 – $131,100 USD. The range is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including role, function, responsibilities, work experience, location, education/training, and key skills.