Senior Principal Systems Engineer- Active Clearance

Date Posted:

2026-06-09



Country:

United States of America

Location:

US-CA-EL SEGUNDO-E04 ~ 2006 E El Segundo Blvd ~ BLDG E04

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

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.

Our nation's security depends on the sacrifice of the men and women who defend our country. For them to do this effectively, they need technology that keeps them a step ahead of their adversaries. This means providing secure yet technologically advanced equipment to our service personnel, fielded as quickly as possible. Our commitment is to do precisely that.

The Secure Subsystems Department is responsible for the design, test, and certification of cross-domain technologies and cryptographic products that equip our warfighters to thrive in today’s multi-domain battlespace. Our department collaborates with portfolio teams across the organization to help capture new business and create security-hardened solutions that address our customers’ demanding needs.  

The Secure Subsystems Engineering team seeks a Systems Integrated Product Team (IPT) Lead with a passion for innovation and the drive to see new technology and capability matured into fielded solutions. The IPT Lead ensures the Scrum Team is focused on developing the right things and performs Control Account Management (CAM) responsibilities. The IPT Lead is a technical leader embedded within the Scrum Teams to provide technical guidance, influence work backlog, and collaborate with Product Management to plan and deliver solutions. This role will contribute to a team responsible for systems and cyber security engineering tasks related to our next-generation security-enabled mission computing, crypto, and cross-domain technologies, maturing products from low TRL through a program of record accreditation and factory production. 

We are looking for talented individuals who are influencers, problem-solvers, collaborators and desire to grow and gain exposure to new skills. Our customers come from all different backgrounds, and so do our employees. If you're passionate about what you could accomplish here, we'd love to hear from you. 

What You Will Do:

• Lead and mentor a Systems Engineering Scrum Team through Design and Development efforts on a scaled agile program

• Communicate with multiple levels of management, team members, and customers.

• Interface with multiple Hardware and Software Scrum Teams to work through dependencies and technical challenges

• Prepare and maintain project plans, budgets, and staffing requirements to ensure that all action item lists are completed, and project quality expectations are met

• Estimate costs, resources, and time required to complete projects to ensure business targets are met

• Maintain and provide analysis of trends, performance, resource cost and forecasting reports

• Gather and analyze data to monitor projects' progress in terms of cost, schedule, and technical specifications to facilitate operations and ensure that established objectives and budgets are achieved

• Meet with the project team regularly to manage project performance, status, open issues, and tasks

• Conduct critical path analysis and work closely with the program leadership to manage tasks and workflow

• Monitor and assess project issues, escalates when necessary, and develops resolutions to meet productivity, quality, and customer-satisfaction goals and objectives

• Provide support for proposals and bids, and using estimation tools

Sign-on Bonus Eligible

What You Will Learn:

• You will gain technical leadership experience, mentorship opportunities, and exposure to very influential individuals within Mission Systems that will help advance your career

• You will obtain invaluable experience working with our security and crypto certification specialists, our customer base, and cross-functional integrated product team

• You can take flight to becoming knowledgeable in security hardened products with exposure to the variety of business and products in an ever-evolving field. We are growing, so can you

Qualifications You Must Have:

• Experience as a Control Account Manager (CAM) focusing on Earned Value (EV). Worked Agile programs for entire systems engineering lifecycle (Design -> Requirements -> Test) 

• Experience with Model-Based System Engineering (MBSE) concepts and tools.

• Experience operating as a Product Owner in an Agile Environment

• Bachelor’s degree (typically in Science, Technology, Engineering or Mathematics (STEM)) and a minimum of 10 years of prior relevant experience unless prohibited by local laws/regulations

• U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

• Active and transferable SECRET clearance is required prior to start date

Qualifications We Prefer:

• Exceptionally strong communication skills, experience presenting technical data to program management.

• Experience capturing customer requirements, design concept development, and deriving and tracing system and sub-system level requirements.

• Experience with peer review processes, configuration and change management. Familiarity with bidding and project/task estimation tools.

Collins Aerospace, an 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.

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
    • 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
    • This position is eligible for relocation assistance
    • 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.  

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 145,600 USD - 276,800 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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