Job Description

Salary: $86,800 - 165,200 per year Requirements:

• We require experience with Model-Based Systems Engineering (MBSE) concepts and tools.
• We require an active, transferable Secret security clearance before the start date; the clearance must be active on the first day.
• U.S. citizenship is required because only U.S. citizens are eligible for the required security clearance.
• Candidates typically need a STEM degree and at least five years of relevant experience, or an advanced degree in a related field and at least three years of experience.
• We prefer familiarity with the Scaled Agile Framework.
• We value strong communication skills and experience presenting technical information to program management and executive leadership.
• We prefer experience with cryptographic hardware architecture and design, network encryption specifications, and test methodologies.
• Experience with tools such as DOORS or CAMEO, or similar tools, and programming languages such as Rust and Python is preferred.
• We prefer experience in hardware and software integration, verification and validation testing, and qualification testing.

• Conduct analysis, architecture, and design across all stages of the total system product lifecycle, from concept and design through fabrication, modeling, testing, installation, operation, maintenance, and disposal.
• Perform functional analyses and trade studies, allocate requirements, and define interfaces to translate customer needs into hardware and software specifications.
• Decompose customer specifications and system-level requirements into subsystem and component requirements, and develop verification criteria and plans.
• Carry out technical planning, system integration, verification and validation, and supportability and effectiveness analyses for total system solutions.
• Work daily in a classified, controlled laboratory environment.

• Hardware
• Network
• Python
• Rust
• Security
• Flow

More:

We are Collins Aerospace, an RTX company, and a provider of advanced aerospace and defense solutions. Our Secure Subsystems Engineering team is seeking a Senior Principal Systems Engineer to join the Secure Subsystems Department, which designs, tests, and certifies cross-domain technologies and cryptographic products. We collaborate across our organization to pursue new business and develop security-hardened solutions for demanding customer needs. Our Mission Systems team supports civilian, military, and government customers with secure communications, missionized systems, and collaborative space solutions. This is a primarily onsite role in Cedar Rapids, Iowa. The salary range is $86,800–$165,200, with compensation determined by factors such as experience, location, education, and skills. Benefits may include medical, dental, and vision coverage, vacation, retirement contributions and matching, tuition reimbursement, leave programs, wellness and family-care resources, and relocation assistance. Incentive compensation may also be available, subject to program terms and eligibility.

last updated 43 week of 2026

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