Sr. Principal Systems Engineer - Air Traffic Solutions (Onsite)

U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract. This role is onsite in Marlborough, MA.

About the role

We are seeking a Senior Cloud Technology Engineer with extensive experience designing, deploying, and maintaining large-scale, mission-critical systems for government customers. Ideal candidates will have a background supporting Air Traffic Control (ATC) or other aviation-related domains where reliability, security, and compliance are essential.

Responsibilities

• Architect, implement, and maintain cloud infrastructure for high-availability government systems.
• Lead cloud modernization initiatives, including migration of legacy systems to modern cloud platforms.
• Ensure systems meet stringent government security, regulatory, and performance requirements.
• Collaborate with cross-functional engineering, security, and program teams to deliver resilient and compliant cloud solutions.
• Develop automation, CI/CD pipelines, and infrastructure-as-code solutions to support scalable deployments.
• Troubleshoot complex system issues across distributed cloud environments.
• Provide technical leadership, mentoring, and guidance to junior engineers.
• Support program reviews, design sessions, and technical documentation for government stakeholders.

Requirements

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 10 years prior relevant experience or an Advanced Degree in a related field and minimum 7 years of experience.
• 8+ years of experience in cloud engineering or systems engineering.
• Hands-on experience with large-scale government systems, preferably within FAA or other ATC-related programs.
• Expertise with one or more major cloud providers (AWS, Azure, GCP).
• Strong knowledge of containerization, orchestration, and microservices (Docker, Kubernetes).
• Experience implementing infrastructure-as-code (Terraform, CloudFormation, ARM).
• Proven ability to design highly available, fault-tolerant cloud architectures.

Qualifications We Prefer

• Experience working directly in Air Traffic Control or aviation technology domains.
• Knowledge of NAS systems, FAA programs, or similar mission-critical environments.
• Familiarity with real-time and safety-critical systems.
• Deep understanding of security frameworks and compliance standards applicable to government systems (FedRAMP, NIST).
• Certifications such as AWS Solutions Architect Professional, Azure Solutions Architect Expert, or similar.

Benefits

• Medical, dental, and vision insurance
• Three weeks of vacation for newly hired employees
• Generous 401(k) plan that includes 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, 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

Pay

The salary range for this role is 132,400 USD - 251,600 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.