Senior Software Engineer (Embedded SW)

RTX (Raytheon); Aberdeen (MD); On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

Three weeks of vacation

Generous 401(k) plan with employer 100

Tuition reimbursement

Student Loan Repayment Program

Life insurance

Disability coverage

Optional coverages: pet, home and auto

Adoption Assistance

Healthy You Incentives

Job summary

RTX's Collins Aerospace unit at Aberdeen Proving Ground, MD seeks a Senior Software Engineer to support IFF programs. The role focuses on embedded C++ development in a real-time, multithreaded environment, with Agile team collaboration and frequent integration and testing.

Security clearance is required to start, with responsibilities spanning development, reviews, and cross-functional teamwork. You will work on multiple tasks, contribute to code quality, and mentor peers as needed while

Qualifications

• 5+ years of relevant software engineering experience.
• Experience in C++ software application development in Real Time Embedded Systems.
• Understanding of configuration control, collaborative development, and formal processes.
• Experience in performing data analysis and problem solving (e.g. anomaly investigation).
• Experience in DevSecOps.
• Ability to obtain and maintain a Secret U.S. government issued security clearance is required after the start date.
• U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience.

Responsibilities

• Work on multiple tasks in support of software development.
• Work collaboratively in an agile environment and on programs using the agile lifecycle development.
• Work with C++ code in a multithreaded embedded environment.
• Improve code quality by performing code reviews and good software practice.
• Support integration, verification, and in some cases field work.
• Collaborate with subject matter experts and cross-functional teams for a unified solution.

Skills

C++ RT‑embedded

Multithreaded design

Agile methodologies

Communication & teamwork

Problem solving & data analysis

DevSecOps practices

Education

STEM degree (bachelors or higher)

Advanced degree (preferred)

Tools

VxWorks RTOS

VectorCAST

Jenkins

Git

Job description

Date Posted: 2026-10-29

Country: United States of America

Location: US-MD-ABERDEEN-APG ~ 6260 Guardian Gtwy ~ APG

Position Role Type: Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

The ability to obtain and maintain a U.S. government issued security clearance is required. 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 after 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.

Collins Aerospace is seeking a qualified Senior Software Engineer to support the Identification Friend or Foe (IFF) programs for onsite software development at Aberdeen Proving Ground, MD.

This is a mid-career engineering position for an individual with educational and/or professional experience/interest in the development of solutions to radar system. The work is highly technical, and the individual will work collaboratively in an agile environment on the software team. The individual will work with C++ code in an embedded multithreaded environment and support integration and test.

The successful candidate must be able to work on individual tasks, sometimes under limited supervision, or with a team to achieve operational targets and must have the ability to communicate and collaborate with parties within and outside of own job function. Eventually the candidate may be responsible for helping to provide guidance, coaching and training to other employees within their job area.

If you're passionate about what you could accomplish here, we'd love to hear from you.

What You Will Do

• Work on multiple tasks in support of software development


• Work collaboratively in an agile environment and on programs using the agile lifecycle development


• Work with C++ code in a multithreaded embedded environment


• Improve code quality by performing code reviews and good software practice


• Support integration, verification, and in some cases field work


• Collaborate with subject matter experts and cross-functional teams for a unified solution

Qualifications You Must Have

• 5+ years of relevant software engineering experience


• Experience in C++ software application development in Real Time Embedded Systems


• Understanding of basic software development principles - configuration control, collaborative development, and formal processes


• Experience in performing data analysis and problem solving (e.g. anomaly investigation)


• Experience in DevSecOps


• Ability to obtain and maintain a Secret U.S. government issued security clearance is required after the start date.


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


• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience

Qualifications We Prefer

• Experience with real-time multithreading, memory management and performance optimization


• Experience in software collaboration environments and secure coding practices


• Experience in requirements traceability, scripting, VxWorks RTOS, VectorCAST


• Experience with development of solutions to Identification Friend or Foe software Applications


• Experience with Hardware and Software Integration, Validation & Verification Testing, and Qualification Testing.


• DevSecOps, Jenkins, and automated build/test methodologies

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


• 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