Senior Cyber Security Engineer (Onsite)

Date Posted: 2026-07-02 Country: United States of America Location: US-FL-LARGO-382SS ~ 7887 Bryan Dairy Rd. ~ BLDG 100 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: TS/SCI - Current Security Clearance Status: Active and existing security clearance required on day 1 Raytheon Company, Managed By Collins Aerospace. Collins Aerospace, a RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market. The Starburst Engineering Department, located in Largo, FL, is seeking a Senior Cyber Security Engineer to contribute to the development and deployment of Cyber Security solutions on the Starburst program. This candidate will be integrated into a multi-discipline team environment, with representation from System Engineers, Software Engineers, Cyber Engineers, Digital Technology, and Field Services. Primary responsibilities are the implementation and sustainment of requirements for deployed products and services that are in operational and sustainment states. As a Cyber Security Engineer, this candidate will make a significant impact to the program’s execution, working with the Project Engineers (Cost Account Managers and Integrated Product Team Leads) and Domain Leads to execute the development and deployment of program products and services. Sign-on Bonus Eligible What You Will Do: Work within the Security Engineering domain and as a part of the larger enterprise engineering effort, you will operate within a custom, air-gapped, Department of Defense IT network on a daily basis to perform advanced support and direct deployment of new capabilities at a sustained rate. Demonstrate your ability to create and present materials to convey concepts and ideas to a wide range of audiences. Work primarily onsite in a closed area environment with occasionally opportunity to work offsite Demonstrate your ability to create, follow and update to system documentation, schematics and operational guides and procedures. Demonstrate your ability to interface with other teams to help define, determine and implement cyber risk posture, cyber risk mitigation and information assurance throughout the enterprise IT service portfolio on a sustained level. Up to 10% of travel may be required. Qualifications You Must Have: Solid background in Systems Administration using Linux and Windows desktop and server operating systems (Windows 11/Server 2022/RHEL) Broad understanding of traditional, and current on-prem enterprise IT systems and technologies and its impacts to the security of: Identification, Credential and Access Management (ICAM) for those systems. secure enterprise messaging Enterprise Logging Ingest, Cyber Situational Awareness and protection, Endpoint Detection and Response Active DoD 8570 IAT Level II certification e.g. CISSP and/or Security+, with the ability to maintain Active and transferable Top Secret U.S. government issued security clearance with SCI eligibility is required prior to start date 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 Qualifications We Prefer: Proficient knowledge of Enterprise Identity Management applications and design including LDAP (e.g. Active Directory) and PKI Experience with various computing hardware and software platforms, including servers, workstations, supporting various COTS software applications Experience maintaining Window servers and troubleshooting software applications Experience with enterprise firewalls, including knowledge of firewall policies/rulesets Understanding of basic network engineering fundamentals, including: OSI layers, IP addressing, sub-netting, TCP/IP stack, VLANs, well-known ports and protocols, etc. What We Offer 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. And more!  Learn More & Apply Now! 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. *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. Employee Referral Eligible 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 86,800 USD - 165,200 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 RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.