Senior Systems Engineer; Onsite

Senior Systems Engineer – Onsite, Sterling, VA

We support the design, development, integration, and sustainment of advanced training systems for a military platform. This role focuses on delivering high‑fidelity training capabilities that accurately replicate mission systems, enabling aircrew and operators to train effectively in simulated environments.

Security clearance: U.S. Department of Defense (DoD) Secret Security Clearance on Day 1.

The position is onsite at our Sterling, VA location.

• The ideal candidate brings deep systems engineering experience, strong knowledge of avionics or mission systems, and the ability to work across multidisciplinary teams in a defense or aerospace environment.
• Lead systems engineering activities across the full lifecycle of training systems, including requirements development, design, integration, test, and sustainment.
• Develop and manage system requirements, interface control documents, and verification plans.
• Ensure training systems accurately represent aircraft mission systems, including radar, communications, and command & control functions.
• Collaborate with software, hardware, and simulation engineers to integrate subsystems into cohesive training solutions.
• Support model‑based systems engineering (MBSE) activities and maintain system architecture artifacts.
• Conduct system‑level testing, validation, and verification to ensure performance meets operational needs.
  
  Interface with customers, program managers, and external stakeholders to align technical solutions with mission requirements.
• Identify risks and develop mitigation strategies related to system performance, integration, and delivery.
• Support upgrades, modifications, and obsolescence management for existing training systems.
• Mentor junior engineers and contribute to continuous improvement of engineering processes.

• University degree or equivalent experience with a minimum of 5 years of relevant experience, or an advanced degree with a minimum of 3 years in Systems Engineering, Electrical Engineering, Aerospace Engineering, or a related field.
• Active and transferable U.S. DoD Secret Security Clearance before start date.
• U.S. citizenship required for security clearance.
• Experience with avionics, radar systems, or airborne early warning and control (AEW&C) platforms.
• Strong understanding of systems engineering lifecycle processes (e.g., requirements, design, integration, V&V).
• Ability to work in a classified environment and obtain/maintain required security clearance.
• Strong communication and collaboration skills.

• Experience with naval aviation platforms.
• Background in simulation and training system development.
• Familiarity with real‑time systems, distributed simulation or virtual training environments.
• Experience with hardware/software integration and lab environments.
• Experience with systems modeling tools (e.g., Cameo, DOORS, or similar).
• Knowledge of DoD acquisition processes and standards.

• Medical, dental, and vision insurance.
• Three weeks of vacation for newly hired employees.
• Generous 401(k) plan with employer matching and a Lifetime Income Strategy option.
• Tuition reimbursement program.
• Student loan repayment program.
• Life insurance and disability coverage.
• Optional coverage: pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal,  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.
• And more.

Salary range: $95,500 - $181,700 USD, based on experience level and other factors.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified individuals with a disability and protected veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.