Software Engineer II - Embedded Communications (Onsite)

Collins Aerospace; Cedar Rapids (IA); On-site; USD 69,000 - 131,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

Vacation time

401(k) match

Job summary

Collins Aerospace Mission Systems is seeking a Software Engineer II in Cedar Rapids to design and develop cutting-edge embedded software, networking, and secure communications. You’ll work on software-defined radios, cryptographic systems, and real-time data delivery for military applications, collaborating across teams to meet mission-critical timelines.

The role requires STEM education and at least 2 years of relevant experience, with hands-on work in C/C++, Python, and Rust, plus a DoD Secret

Qualifications

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 2 years of prior relevant experience or an Advanced Degree in a related field
• 1 year of experience with embedded software development
• 1 year of experience in Python and C/C++

Responsibilities

• YOU will design and develop cutting-edge embedded software, networking and communication products in C/C++ and Rust
• YOU will drive project success by collaborating on requirements, implementation, test development, and certification
• YOU will lead initiatives and help organize tasks for team members
• YOU will help make decisions for your team: supporting cost, schedule, and technical performance

Skills

C/C++ development

Rust

Python

Embedded software

Git

Linux

Education

STEM degree

Tools

C/C++

Rust

Python

Git

Job description

Date Posted:

2026-08-04

Country:

United States of America

Location:

US-IA-CEDAR RAPIDS-137 ~ 855 35Th St NE ~ BLDG 137

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 Collins Aerospace, we don’t just build technology—we engineer mission success. Our Communication Systems teams are on the front lines of innovation, designing and delivering cutting-edge embedded communication solutions that keep military forces around the world safe, connected, and informed - no matter the environment.

We’re looking for a Software Engineer II who’s ready to make an impact. In this role, you won’t just write code, you’ll help shape the future of secure communications. From software-defined radios and advanced networking to state-of-the-art cryptographic systems, your work will drive critical real-time communications that enable pilots and soldiers to securely share voice, video, and data when it matters most.

If you're passionate about solving complex challenges, excited by the idea of working on systems that truly matter and driven to grow alongside some of the brightest minds in the field—we want you on our team.

Join Collins Aerospace Mission Systems and help us connect the battlespace of tomorrow!

You Will Do

• YOU will design and develop cutting-edge embedded software, networking and communication productsin C/C++ and Rust

• YOU will drive project success by collaborating on requirements, implementation, test development, and certification

• YOU will lead initiatives and help organize tasks for team members

• YOU will help make decisions for your team: supporting cost, schedule, and technical performance

What You Will Learn

• YOU will gain technical leadership experience and mentorship opportunities to develop your skills

• YOU will collaborate with subject matter experts in our area, obtaining hands-on experience with new and innovative technologies

• YOU will engage with a multidisciplinary team to develop a cross-functional skillset

• YOU will grow into a subject matter expert on your projects and programs

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 2 years of prior relevant experience or an Advanced Degree in a related field

• 1 year of experience with embedded software development

• 1 year of experience in Python and C/C++

Qualifications We Prefer

• Active U.S. Department of Defense Clearance

• Experience with Linux development environments

• Experience in multiple phases of the software development lifecycle

• Experience with Git or other version control systems

• Some experience with networking and communications protocols

• Some experience with Rust programming language

• Some experience with multithreading and containerization

• Comfortable working in Agile/Scrum environments

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 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

• And more!

Relocation Eligibility

• Eligible for relocation

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 consider the following role type definitions as you apply for 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.

Employee Referral Eligible

#MISENG

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attendselect 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.

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.

The salary range for this role is 68,900 USD - 131,100 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.

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