Principal Embedded Software Engineer (ONSITE)

Job Description

Date Posted : 2025-10-31

Country :

United States of America

Location :

HTX36 : Richardson, TX 3200 E Renner Rd , Richardson, TX, 75082-2402 USA

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 :

DoD Clearance : Secret

Are you looking to make a meaningful, positive impact while advancing your career?

Embark on a journey where your expertise in software engineering will help shape the future of aerospace technology. At Collins Aerospace, we're not just designing software; we're crafting the backbone of mission-critical systems within a Special Access Program (SAP) and safeguarding the lives of those who protect us. As our next Principal Embedded Software Engineer, you'll immerse yourself in Strategic Nuclear Deterrence, bringing your acumen to the forefront of innovation and ensuring the efficacy and security of systems that are vital to national defense.

You do not need to have previous comms or nuclear experience; we will provide the training and tools to help grow the skills you will need to become a subject matter expert.

You will learn from the best and brightest in the comms and nuclear deterrence domain working at Collins Aerospace.

This is an onsite position based in Richardson, Texas.

What You Will Do :

You will provide direct support to stakeholders to answer questions and solve technical issues.

You will develop design and implement software that satisfies customer and certification needs.

You will be produce high-quality software builds in an integrated test environment.

You will derive software requirements, create UML design diagrams, and code solutions from UML design diagrams.

You will communicate and collaborate with other Senior and Principal level Software Engineers, mentoring junior engineers / interns.

You will assist in the software requirements verification and test phases.

What You Will Learn :

You will have opportunity to learn and grow knowledge within the Strategic Nuclear Deterrence domain.

You will gain valuable experience & an opportunity to lead, including roles such as Scrum Master, Product Owner, Cost Account Manager, and Software Lead.

You will become a subject matter expert and leader in communication technologies with exposure to the variety of business and products in an ever-evolving field. We are growing, so can you.

Qualifications You Must Have :

Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience.

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

Minimum 5 years of professional experience in embedded software development with real-time operating systems (RTOS).

Experience in Agile development methods, including Scrum, automated testing, and continuous integration.

Familiarity with Model-Based Systems Engineering (MBSE).

Qualifications We Prefer :

Experience supporting aerospace, defense, or nuclear command-and-control systems governed by standards such as DO-178C, MIL-STD-498, or equivalent.

Experience in Agile development methods, including Scrum, automated testing, and continuous integration preferred.

Exposure to Earned Value Management (EVM) principles.

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.

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 possibilities. 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 101,000 USD - 203,000 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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