Principal Embedded System Security Engineer; Onsite - Marlborough, MA Secret Clearance Required

Principal Embedded Systems Security Engineer – Onsite, Marlborough, MA.

You will be a member of the Collins Product Cybersecurity Organization (PCO) supporting strategic defense and protected communication systems programs. The role focuses on embedded systems security engineering for U.S. military programs.

• Work with customers and internal stakeholders to define cybersecurity requirement decomposition, allocation, implementation, and verification using system engineering practices.
• Define cybersecurity requirements, design, and architecture artifacts and collaborate with program and engineering disciplines to ensure cybersecurity solution alternatives.
• Lead system design discussions and provide cybersecurity engineering input.
• Collaborate with systems engineers and developers to integrate cybersecurity considerations into system design.
• Advise on or lead cybersecurity-focused System Verification and Validation, including writing test plans and procedures, performing test conduct, writing and conducting analyses, and providing remediation recommendations.
• Own and generate cybersecurity related documentation such as Risk Management Framework System Security Plan, Risk Assessment Report, Plan of Actions and Milestones.
• Lead or significantly contribute as part of a team, fostering a culture of collaboration and continuous learning.
• Champion awareness of evolving security threats and industry best practices, becoming a Subject Matter Expert (SME).

• Typical requirement:
  Bachelor’s degree in STEM and minimum 8 years of relevant experience or Master’s/PhD with minimum 5 years.
• Active and transferable Secret U.S. government-issued security clearance is required; U.S. citizenship is mandatory.
• Experience in system requirement definition, allocation, and decomposition, preferably with embedded systems.
• Experience generating Verification Items (VIs) and determining formal verification methods (inspection, analysis, demonstration, test).
• Direct experience with requirement management tools (e.g., DOORS, JIRA, Confluence) and Model‑Based Systems Engineering tools (e.g., JAMA, Cameo).
• Self‑starter requiring limited direction and minimal supervision.

• Active and transferable Top Secret clearance.
• Familiarity with satellite and communication systems, evolving security technologies, cybersecurity, Risk Management Framework (RMF), and embedded cryptography.
• Experience with NSA cryptographic certification.
• Experience with Program Protection Plan (PPP) and Program Protection Implementation Plan (PPIP) required by DoDI 5000.2 and DoDI 5200.39.
• Cybersecurity-related certifications such as CISSP, Security+.

• Medical, dental, and vision insurance.
• Three weeks of vacation for newly hired employees.
• Generous 401(k) plan with employer matching and separate employer retirement contribution, including a Lifetime Income Strategy option.
• Tuition reimbursement program.
• Student loan repayment program.
• Life insurance and disability coverage.
• Optional additional coverages you can purchase (pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal,  protection).
• Birth, adoption, parental leave benefits.
• Autism Benefit.
• Employee Assistance Plan with up to 10 free counseling sessions.
• Healthy You Incentives and wellness rewards program.
• Telemedicine services through Doctor on Demand and virtual doctor visits.
• Bright Horizons child and elder care services, Teladoc Medical Experts, second opinion program, and more.

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, or 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.