Senior Software Engineer (Onsite)

Date Posted: 2026-05-20Country: United States of AmericaLocation: US-FL-ST PETERSBURG-381BD 7401 22nd Ave N BLDG DPosition Role Type: OnsiteU.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​Security Clearance Type: Secret - CurrentSecurity Clearance Status: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date Raytheon Company Managed by Collins Aerospace 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. The BMC2 Capabilities engineering organization is seeking a Software Engineer II to join our software development team located onsite in St. Petersburg, FL. Our teams develop software in a variety of languages, primarily C++. Candidates can expect to work on many—if not all—of the phases of the software development life cycle. In this position, you will be responsible for providing practical solutions to difficult technical software problems. Software Engineering positions include working on a variety of different tasks including real-time software development, application software development, test and verification, data analysis, software tools development, and many others. Teams are organized using Agile scrum methodology. What You Will Do: Participate in the requirements, design, development and testing of embedded software, including application, middleware, operating system and supporting tools, to include development of new work products or enhancement of existing applications and systems.Design, code, test, integrate, and document software solutions.Participate in internal review of software components and systems.Develop and maintain automated testing frameworks to validate software functionality, performance, and security across embedded targets and simulated environments.Design, build, and maintain complex CI/CD pipelines using tools like Jenkins, GitLab CI or GitHub Actions.Operate in a collaborative, SAFe agile environment. Qualifications You Must Have: Knowledge of data structures and algorithms, systems software design, operating systems, architectures, software development life cycle and processes.Experience with C++, Python and Object-oriented software design.Hands-on experience developing automated tests for embedded or software systems, such as unit, integration, or system-level testing.Active and transferable Interim Secret U.S. government issued security clearance is required prior to start dateTypically 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 developing software in a team-based development environment, preferably Agile/SCRUM, DevSecOps and test automation.Hands-on experience with containerization and orchestration (e.g. Docker, Kubernetes).Experience with Conan package manager for C++.Experience working with large, complex software systems and refactoring legacy code.Experience writing software for and debugging issues in real-time multithreaded software applications. What We Offer: Some of our competitive benefits package includes:  Medical, dental, and vision insuranceThree weeks of vacation for newly hired employeesGenerous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy optionTuition reimbursement programStudent Loan Repayment ProgramLife insurance and disability coverageOptional coverages you can buy pet insurance, home and auto insurance, additional life and ac