Senior Principal Software Engineer (Onsite)

Collins Aerospace; Richardson (TX); On-site; USD 124,000 - 250,000; Full time

Job summary

Join an innovative firm that is redefining aerospace technology! As a Senior Principal Software Engineer, you will collaborate with a dynamic team to develop mission-critical software solutions. This role offers a unique opportunity to lead and mentor while working on cutting-edge projects that support national defense systems. You will leverage your expertise in Java and Object Oriented Development to tackle complex challenges and shape the future of aerospace technology. With a competitive salary and a comprehensive benefits package, this is your chance to make a meaningful impact in a rapidly evolving industry.

Benefits

Medical, dental, and vision insurance

401(k) plan with employer matching

Tuition reimbursement program

Three weeks of vacation

Employee Assistance Plan

Short-term and long-term disability coverage

Flexible work schedules

Parental leave benefits

Adoption Assistance

Wellness rewards program

Qualifications

• 10+ years of experience in software engineering with a focus on mission-critical systems.
• Strong background in Java and Object Oriented Development.

Responsibilities

• Collaborate with high-performance teams to design complex software solutions.
• Mentor junior engineers and support requirements decomposition.

Skills

Java

Object Oriented Development

Requirements Analysis

CI/CD

Microservices

Education

Degree in STEM

Advanced Degree in related field

Tools

UML

SysML

Jira

Git

Job description

Date Posted:

2025-05-01

Country:

United States of America

Location:

HTX38: 1717 E Cityline Drive 1717 E Cityline Drive Building C17, Richardson, TX, 75082 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?

Would you be interested in working with an industry-leading development team where you can develop your software engineering skills while learning something new!? Collins Aerospace’s Strategic Solutions team is looking for an exceptionally motivated engineer that is passionate about collaborating with High-Performance Teams to create mission critical solutionssupporting Mission Systems.

Our SeniorPrincipal Software Engineers work in an exciting, adaptive,and engaging environment enabling rapid learning to drive success. Our SeniorPrincipalSoftware Engineersutilize a variety of skills on a regular basis including requirements analysis, synthesis of new and existing architectures, UML and SysML diagrams along with development and delivery of high-quality mission critical software.Our Senior Principal Engineersaresetto define and design complexsoftware architecture solutions to solve the most difficult problems in Mission Systems.Our Senior Principal Software Engineers act as Subject Matter Experts for the software discipline, mentoring and guiding this team towards success.This position will support the shaping of the future of NC3 defense systems for the armed forces.This position is located onsite in Richardson, TX.

What YouWill Do:

• You will team up with a high-performance software team, collaborating with fellow Software engineer, Scrum Master, Product Owner, Software Architects and other teams.

• You will have the opportunity to serve as a Subject Matter Expert within the Software discipline and team.

• You will collaborate with fellow Sr. Principal Engineers on the design definitions required to deliver complex software components supporting Mission Systems.

• You will support requirements decomposition and derivation to produce Software Requirements.

• You will be responsible for producing high quality mission critical software.

• You will have the opportunity to mentor senior engineers,junior engineers and interns.

• You will be responsible for providing direct support to stakeholders to answer questions and solve technical issues.

• You will support bid proposals, providing technical expertise and support with estimates.

• You will have the opportunity to participate in customer interactions.

What YouWill Learn:

• You will have the opportunity to learn and grow knowledge within the Strategic Nuclear Deterrence domains &gain niche skills enabling you to be unique in all you do.

• You will gain valuable experience & an opportunity to lead, including roles such as Software Team Lead, Subject Matter Expert, Software Architect.

• You can take flights to become a subject matter expert and leader in NC3’s domains.

• We are growing, so can you.

QualificationsYou Must Have:

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of10 years prior relevant experience or an Advanced Degree in a related field and a minimum of7 years of experience.

• 7+ years of experience with Object Oriented Development using Javawith the ability to create complex software designs based on customer’s requirements.

• Prior experience with CI/CD.

• Prior experience designing distributed software using microservices technology.

• Previous experience designingsoftware for Mission Critical Systems in the defense industry.

Qualifications We Prefer:

• Active and transferable U.S. government issued Top Secret security clearance.

• Experience with requirements analysis and requirements decomposition and derivation.

• Experience with UML, SysML, MBSE and CAMEO Modeling tools.

• Experience with virtualization.

• Knowledge of microservices, containers and orchestrators.

• Knowledge in OMS.

• Experience with Jira.

• Experience with Version control systems (Git, GitLab).

• Experience with pub/subs bus such as ActiveMQ, DDS.

• Experience with Agile SDLC (Software Development Life Cycle).

• Experience with Software Development for DoD contracts.

• Implemented Graphical User Interfaces with Java frameworks, such as Swing or JavaFx.

• Experience as a Software Architect developing distributed software systems.

• Experience supporting bid proposals for DoD contracts.

• Experience with parametric estimation tools for software development effort.

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 illnessinsurance, 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!

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.

The salary range for this role is 124,000 USD - 250,000 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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