Principal Software Engineer (STRIX-P4-1)

Collins Aerospace is hiring a Principal Software Engineer (STRIX-P4-1) for onsite work in Saint Petersburg, FL. In this role, you will develop and validate embedded and application software with a focus on C++, partnering across the full delivery lifecycle from requirements through testing and documentation.

The work environment is collaborative and structured for continuous delivery, with teams operating in an Agile/SAFe context. The position also includes U.S. Secret clearance requirements, including eligibility for an interim clearance prior to the start date.

Responsibilities

• Participate in requirements, design, development, and testing of embedded software, including application, middleware, operating system, and supporting tools for new work products or enhancements.
• Design, code, test, integrate, and document software solutions.
• Contribute to internal reviews of software components and systems.
• Develop and maintain automated testing frameworks to validate functionality, performance, and security across embedded targets and simulated environments.
• Design, build, and maintain complex CI/CD pipelines using tools such as Jenkins, GitLab CI, or GitHub Actions.
• Work effectively in a collaborative SAFe agile environment.

Requirements

• Knowledge of data structures and algorithms, systems software design, operating systems, architectures, and the software development life cycle and processes.
• Experience with C++, Python, and object-oriented software design.
• Hands-on experience building automated tests for embedded or software systems (for example, unit, integration, or system-level testing).
• Typically requires a STEM degree and minimum 8 years of prior relevant experience, or an Advanced Degree in a related field with minimum 5 years of experience.
• Active and transferable DoD Secret security clearance required prior to day 1; U.S. citizenship is required because only U.S. citizens are eligible for a security clearance.

Technologies

• C++
• Python
• Jenkins
• GitLab CI
• GitHub Actions
• Conan package manager (C++)
• Docker
• Kubernetes

Security Clearance

• Secret clearance is current.
• Ability to obtain interim U.S. government issued security clearance is required prior to the start date.
• Active and transferable U.S. government issued security clearance is required prior to the start date; U.S. citizenship is required.

Preferred Qualifications

• Experience developing software in team-based development environments, preferably Agile/SCRUM, DevSecOps, and test automation.
• Hands-on experience with containerization and orchestration (such as Docker and Kubernetes).
• Experience using Conan package manager for C++.
• Experience working with large, complex software systems and refactoring legacy code.
• Experience writing and debugging real-time multithreaded software applications.

Benefits

• Medical, dental, and vision insurance
• Three weeks of vacation for newly hired employees
• Generous 401(k) plan with 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 including pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, and ID theft protection
• Birth, adoption, and 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
• Doctor on Demand, virtual doctor visits
• Bright Horizons, child and elder care services
• Teladoc Medical Experts, second opinion program
• Eligible for relocation

Salary: USD 107,500 - 204,500 per year. Minimum experience: 8 years.