Principal Cybersecurity Engineer (Onsite)

Date Posted:
2026-04-16
Country:
United States of America
Location:
US-TX-RICHARDSON-461 ~ 3200 E Renner Rd ~ RENNER BLDG 461
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:
DoD Clearance: Secret
Security Clearance Status:
Active and existing security clearance required on day 1

Join our highly visible team and perform technically challenging assignments, which will closely contribute to protecting our nation and our products. We are seeking a Principal Systems Engineer - Cybersecurity, to function as a key contributor for the Product Cybersecurity engineering team.

As a member of the Integrated Platform Solutions team, we want you to develop solutions to secure the Warfighter's technology advantage. Our team creates security solutions leveraging multiple disciplines and processes like Risk Management Framework (RMF) Assessment and Authorization (A&A), Anti-Tamper (AT), Software Assurance, Hardware Assurance, Cryptographic Solutions using NSA High Assurance (Type 1) and/or FIPS 140-3 Certification, and Supply Chain Risk Management (SCRM) to support Program Protection Implementation across major programs.

What YOU will do:

• YOU will implement security improvements by assessing current customer requirements and environment; evaluating trends; developing security architecture and requirements, and design architecture artifacts, plans, and policies.
• YOU will support and develop Risk Management Framework (RMF) assessment documentation and conduct cybersecurity controls validation testing resulting in the Authorization to Operate (ATO) decision.
• YOU will perform analysis on cybersecurity collected data and test results.
• YOU will conduct cybersecurity audits and perform compliance evaluations to ensure appropriate implementation and continuous compliance of the security posture of the product system.
• YOU will collaborate with engineering disciplines to minimize cybersecurity threats to the deployed designs/products.

What YOU will learn:

• YOU will learn to be a more effective Cybersecurity Engineer and leader by gaining niche skills enabling you to be unique in all you do.
• YOU will gain valuable experience and an opportunity for growth as a Sr. Principal Systems / Cybersecurity Engineer and proceed toward Tech Fellow and/or Chief Security Engineer.
• YOU will gain knowledge to become a subject matter expert (SME) and leader in cybersecurity with exposure to the variety of businesses and products in an ever evolving field. We are growing and so can you!

Qualifications YOU must have:

• Typically requires a degree in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 8 years of prior relevant experience, or an Advanced Degree in a related field and a minimum of 4 years' experience. Additional years of experience may be considered in lieu of a degree
• 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
• DoD 8570.01-M IASAE Level II or Level III Compliant Certification (e.g., Security+, CISSP, or equivalent).
• Experience in Systems Engineering requirements, specifications, and experience implementing DoD and Federal IA certification, accreditation, and authorization processes, IA controls and developing and maintaining associated documentation and experience with the NIST Risk Management Framework (RMF) from NIST Special Publication 800-53, and as described in NIST Special Publication 800-37.
• Experience with security systems and cybersecurity engineering involving embedded systems and real-time operating systems (RTOS), various computer hardware and software, operating system and application solutions in both a stand-alone and in LAN/WAN configurations.

Qualifications we prefer:

• Active and transferable U.S. Government DoD TOP SECRET security clearance.
• Familiar with NSA High Assurance (Type 1) certification process.
• Experience with Program Protection Plans (PPP) DoDI 5000.02 and DoDI 5200.39.
• Experience with security features and/or vulnerability analysis of real-time operating systems (RTOS).
• Proven experience with embedded systems security, network protocols, Linux security, and hardware-based security (HSM, TPM, Secure Boot).
• Experience working on U.S. Government contract proposals as an Information Assurance or Cybersecurity Engineer subject matter expert experienced professional.
• Familiar with cloud and/or virtualization technologies.
• Experience with IT and/or network and system security administration, including operating system security configuration and account administration best practices for UNIX, MS Windows, Red Hat Enterprise Linux, and CISCO Systems.
• Experience with usage of information security toolsets including anti-virus, Vulnerability Assessment, HIDS/ NIDS host-based or endpoint security solutions, Multi-Factor Authentication (MFA), and Security Incident and Event Management (SIEM) and centralized auditing resources.

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

• May Be Eligible for relocation

• And more!

Learn More & Apply Now!

Mission Systems:

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 consider the following role type definitions as you apply for 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.

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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 107,500 USD - 204,500 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.


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