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Senior Software Engineering Manager Secure Products Software (Onsite)

RTX
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Fullerton, CA, USA
Aug 05, 2026

Date Posted:

2026-05-20

Country:

United States of America

Location:

US-CA-FULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675

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 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. 

Ready to lead a team pushing the boundaries of secure communications? 

We’re seeking a dynamic engineering leader to head a new Cryptographic software team developing mission-critical capabilities for next-generation U.S. military crypto products. This is your opportunity to lead cutting-edge work in cryptographic software, including quantum-resistant encryption, alongside top engineers in software, hardware, FPGA, and systems design. 

As the Senior Software Engineering Manager, you’ll guide a high-performing team responsible for developing secure embedded software that will be reviewed and validated by the NSA. You’ll have a critical voice from the initial pursuit phase through development, release, and long-term sustainment, ensuring technical excellence while managing cost and schedule. 

If you're passionate about national security, leading innovative teams, and solving complex technical challenges, we want to hear from you. 

What You Will Do 

Lead and Develop a High-Performing Engineering Team: Manage and mentor a team of engineers, from entry level to seasoned professionals. This includes hiring, staffing allocation, and fostering a culture of growth and collaboration. 

Grow Talent and Foster Job Satisfaction: Support team members in their professional development goals and career aspirations at Collins Aerospace. Provide constructive performance feedback regularly and collaborate with employees on growth areas. 

Collaborate Across Functions: Engage with engineers, engineering leadership, program managers, and shared service organizations to ensure seamless integration of embedded cryptographic solutions. Foster strong networking relationships to support project success. 

Champion Product Line Strategy and Development Best Practices: Drive the creation of software solutions that not only exceed our customer expectations but support product line solutions. Promote software development best practices throughout the software development life cycle. 

Support Pursuit and Bidding Activities: Actively participate in pursuit activities, including bidding for new programs. Contribute technical expertise and strategic insights to strengthen proposals and secure new business opportunities. 

Optimize Staffing and Program Management: Manage staffing levels across multiple programs to ensure alignment with project schedules and resource requirements. Utilize earned value management techniques to monitor and enhance program performance and profitability. 

Ensure Compliance and Process Adherence: Uphold Collins' standards and procedures, ensuring all engineering activities comply with regulatory requirements and industry best practices. Drive continuous improvement initiatives to streamline processes and enhance operational effectiveness. 

Qualifications You Must Have 

  • Experience leading engineering teams, including mentoring, task delegation, and cross-functional collaboration in a technical development environment 

  • Experience in program execution, including bidding, project planning, Earned Value Management (EVM), and risk and opportunity management

  • Experienced with embedded software development

  • Active and transferable Secret U.S. government issued security clearance is required prior to start date

  • Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 10 years prior relevant experience or an Advanced Degree in a related field and minimum 7 years of experience 

  Qualifications We Prefer 

  • Experience with Agile development concepts 

  • Experience managing large programs 

  • Experience with certification authorities 

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

  • And more! 

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. This position is classified as:

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.

Candidates will learn more about role type and current site status throughout the recruiting process. For onsite and hybrid roles, commuting to and from the assigned site is the employee’s personal responsibility.

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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Job ID

01846196

Security Clearance

Top Secret
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