FishEye Software is seeking a C++ Software Engineer to support a variety of mission-critical programs. In this role you will contribute across the full Software Development Lifecycle (SDLC), including software development, system integration, testing, and validation to ensure the successful delivery of high-quality solutions.This position requires an Active Secret Clearance and is 100% on-site in Marlboro, MA.Key Responsibilities:Collaborate with cross-functional product teams to deliver complex software solutions for aerospace and defense applications.Support software development activities across requirements analysis, implementation, integration, testing, validation, and deployment.Develop and maintain real-time embedded software for mission-critical systems.Work with Systems and Integration Test Engineers to verify functionality, resolve issues, and support system integration efforts.Required Skills:Active Secret Security Clearance; U.S. Citizenship required.Bachelor's degree in Computer Science, Engineering, or a related technical discipline.4+ years of hands-on experience developing software in C++ (candidates with varying levels of experience will be considered).Experience developing software in Linux-based environments with real-time operating systems (RTOS) and/or embedded platforms.Proficiency with source control tools such as Git, ClearCase, SVN, or equivalent.Familiarity with Agile methodologies, CI/CD practices, and modern software development processes.Strong analytical, troubleshooting, communication, and problem-solving skills.Desired Skills:Experience developing software for radar, aerospace, defense, or SATCOM systems.Experience with Agile frameworks such as Scrum or SAFe, including DevSecOps and Test-Driven Development (TDD).Knowledge of Open Systems Architecture (OSA) and modular software design principles.Ability to collaborate in a fast-paced environment and contribute innovative solutions to complex technical challenges.FishEye Software is proud to be recognized as one of the Boston Globe's Top Places to Work 2025. We offer a comprehensive benefits package featuring medical, dental, and vision insurance; short and long-term disability; life insurance; paid vacation time, sick leave and holidays; 401(k) plan with company match - plus many more exceptional perks!Salary Range:The annual salary range for this position is $ 80,000 - $190,000 USD. The final salary will be determined based on the selected candidate's education, experience, skills, certifications, and other relevant qualifications, as well as applicable client or government contractual rates.This position requires eligibility to obtain a DOD Secret Security Clearance; US Citizenship is required. For more information visit the DCSA site.FishEye's passion is building and supporting mission critical software and providing real time access to mission critical data. Come as you are, we welcome all applicants.FishEye Software, Inc. is an Affirmative Action and Equal Opportunity Employer, including the disabled and veterans, and participates in E-Verify. For information about our EOE and AAP programs visit www.fisheyesoftware.com/careers.* Please Note: FishEye does not accept applications from agencies, 3rd party vendors, or applications with incomplete information.FishEye Software may conduct background checks, criminal background investigation, and/or security clearance investigation through 3rd party organizations.