Senior Cybersecurity Engineer - Simulation & Training (Onsite)

Company: RTX
Location: Davis
Posted on: April 2, 2026

Job Description:

Date Posted: 2026-02-17 Country: United States of America Location: US-VA-STERLING-291 ~ 22640 Davis Dr ~ DAVIS Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.? U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance? Security Clearance Type: Secret - Current Security Clearance Status: Active and existing security clearance required on day 1 Senior Cybersecurity Engineer - Simulation & Training (Onsite) Secret Clearance Required Collins Aerospace is seeking a highly skilled Cybersecurity Engineer to support secure enterprise environments focusing on the Department of Defense (DoD). The ideal candidate will possess strong expertise in Risk Management Framework (RMF) compliance, network architecture, operating system administration, and cybersecurity best practices. This role requires hands-on technical proficiency across Windows and Linux platforms, network infrastructure, and security controls, along with the ability to support accreditation activities and maintain mission-critical systems. The selected candidate will play a key role in designing, securing, and optimizing infrastructure to ensure operational resilience, regulatory compliance, and performance excellence in a high-security environment. What You Will Do: Design, develop, and implement technical solutions to ensure compliance with Department of Defense (DoD) Risk Management Framework (RMF) security requirements. Architect, deploy, and optimize enterprise network solutions, enhancing performance, scalability, and security across existing and new infrastructure. Configure, build, deploy, and maintain Windows and Linux operating system environments in accordance with security and operational best practices. Support the Government Information System Security Manager (ISSM) in RMF accreditation efforts, including documentation development, control implementation, assessment coordination, and continuous monitoring activities. Install, configure, maintain, and troubleshoot firewalls, routers, and switches to ensure optimal network performance, segmentation, and security posture. Validate and verify hardware and software functionality through testing, diagnostics, and performance evaluation. Develop and maintain comprehensive technical documentation, including system configurations, standard operating procedures (SOPs), and operational workflows to ensure consistent and secure system administration. Qualifications You Must Have: Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience or in absence of a degree, 9 years of relevant experience Active and transferable U.S. government issued secret security clearance is required prior to start date Must have Linux or Windows experience. Experience with Active Directory, VMware, Administration, backup and recovery. Qualifications We Prefer: Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security CE or equivalent certification and an Operating System Certification) Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF Experience with data storage, NAS, and SAN technologies and solutions Experience using VMWare vCenter, vSphere, and ESX and/or other virtual computing methods. Experience supporting engineers in software, simulations, and hardware development. Experience with Microsoft WSUS, MECM, and/or Exchange Scripting Experience Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today. What We Offer: Some of our competitive benefits package includes: 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 you can buy 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 Eligible for relocation assistance And more! Learn More & Apply Now! *Please ensure the role type (defined below) is appropriate for your needs before applying to this role. Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. At Collins, the paths we pave together lead to limitless possibility. And the bonds we form – with our customers and with each other propel us all higher, again and again. Apply now and be part of the team that’s redefining aerospace, every day. As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 95,500 USD - 181,700 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. Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement. Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance. This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. 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 in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. Privacy Policy and Terms: Click on this link to read the Policy and Terms

Keywords: RTX, Dublin , Senior Cybersecurity Engineer - Simulation & Training (Onsite), IT / Software / Systems , Davis, California