Embedded Product Security System Engineer (Onsite - Cedar Rapids, IA)

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

Benefits offered by this job

Medical, dental, and vision insurance

3 weeks vacation

401(k) with match

Job summary

Collins Aerospace, an RTX company, seeks a Secure Systems Engineer for Embedded Product Cybersecurity Engineering in Cedar Rapids, IA. You will defend mission-critical platforms, embed with design teams, and drive SSDLC activities to identify and mitigate cyber threats.

The role emphasizes Linux-based embedded software, C/C++ development, and fuzzing/penetration testing, with onsite work in Cedar Rapids and relocation assistance available.

Qualifications

• Typically requires a STEM degree and minimum 2 years of prior relevant experience or an Advanced Degree in a related field.
• Embedded software development experience in Linux OS environment.
• Experience coding in C, C++, Python or Rust.
• Networking experience - Layer 2/Layer 3/Layer 4 protocols.

Responsibilities

• Developing threat model / data flow diagrams to ensure data can be properly isolated in motion and at rest
• Implementing mandatory access controls (MAC) through the development of SELinux policies
• Reviewing code to identify weaknesses in the implementation of security functions
• Developing and executing fuzzing and penetration tests to evaluate the robustness of the attack surface
• Conducting vulnerability assessments of proposed and in-service systems
• Authoring and managing cybersecurity certification artifacts to ensure alignment with industry standards and customer requirements

Skills

Embedded Linux

C/C++

Python

Rust

Networking

Education

STEM degree

Tools

SELinux

Job description

Date Posted:

2026-10-01

Country:

United States of America

Location:

US-IA-CEDAR RAPIDS-107 ~ 400 Collins Rd NE ~ BLDG 107

Position Role Type:

Onsite

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

U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.

Security Clearance Type:

None/Not Required

Security Clearance Status:

Not Required

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.

Complex systems require world-class protection. We are seeking a driven Secure Systems Engineer to join our Embedded Product Cybersecurity Engineering team and defend mission-critical platforms from evolving cyber threats. This shared services team supports the development of products throughout the company wherever the customer has security requirements, or the system is exposed to cyber threats by its connectivity or operational use. We develop tools and testing techniques to highlight residual defects in product design or implementation. These defects can lead to vulnerabilities that negatively impact the confidentiality, integrity, or availability of a system. Members of the security engineering team pursue security excellence by embedding with the design and implementation teams as subject matter experts supporting our Secure System Development Life Cycle (SSDLC).

Candidates for this position should be fluent in the software development domain and have a passion for Product Security, and understand the difference between enterprise cybersecurity and securing embedded systems with physical, real-world impacts.

This is an onsite position located in Cedar Rapids, Iowa, an established hub for aerospace and systems engineering excellence. Relocation assistance is available.

What You Will Do:

• Developing threat model / data flow diagrams to ensure data can be properly isolated in motion and at rest
• Implementing mandatory access controls (MAC) through the development of SELinux policies
• Reviewing code to identify weaknesses in the implementation of security functions
• Developing and executing fuzzing and penetration tests to evaluate the robustness of the attack surface
• Conducting vulnerability assessments of proposed and in-service systems
• Authoring and managing cybersecurity certification artifacts to ensure alignment with industry standards and customer requirements

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
• Embedded software development experience in Linux OS environment
• Experience coding in C, C++, Python or Rust
• Networking experience - Layer 2/Layer 3/Layer 4 protocols

Qualifications We Prefer:

• Familiarity with Aviation cybersecurity standards: RTCA DO-326, DO-356, DO-355
• Knowledge of Threat Models and Data Flow Diagrams
• Data/network security implementations with Linux OS
• Understanding tailoring and hardening of Linux OS
• Familiarity with system and application penetration testing
• Experience with SAST and analyzing security impact of code defects
• Executing System & Application Fuzzing / Resiliency Tests
• Knowledge of Public Key Infrastructure (PKI)
• Industry recognized security certifications (Sec+, OSCP, CISSP, etc.) is desirable

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
• Carrot 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!

Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio, and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market.

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.

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.

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 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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