Senior C/C++ Software Development Engineer
Listed on 2026-02-06
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Software Development
Software Engineer, C++ Developer, Embedded Software Engineer
Location: US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury, Tb3 300 Concord
Date Posted:
Country: United States of America
Position Role Type: Onsite
Citizenship & Security Clearance: U.S. citizenship required. Active and transferable DoD Secret clearance is required prior to start. U.S. citizenship required for clearance.
Security Clearance: DoD Clearance:
Secret
- Design, develop, and maintain software applications using C and C++ for complex systems and applications.
- Collaborate with cross-functional teams to define, design, and implement new features, ensuring system integration and scalability.
- Troubleshoot, debug, and optimize existing code for performance and efficiency in complex environments.
- Write and maintain comprehensive documentation for software applications, including system architecture and design specifications.
- Participate in code reviews and ensure adherence to coding standards and best practices.
- Stay current with industry trends and advancements in C/C++ technologies, especially in relation to complex systems.
- Light travel and off-hours testing (2nd or 3rd shift) may occasionally be required.
This position requires exclusive onsite presence.
Qualifications You Must Have- Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience unless prohibited by local laws/regulations.
- Experience in developing complex systems and applications using C/C++.
- Experience in embedded systems, real-time systems, or large-scale applications.
- Experience in a Unix/Linux operating system.
- Ability to obtain interim Secret U.S. government issued security clearance prior to start date. U.S. citizenship is required.
- Active Secret security clearance.
- Understanding of data structures, algorithms, and software design principles, particularly in high-concurrency and distributed systems.
- Experience with multithreading, memory management, and performance optimization in complex environments.
- Experience with Network Communication Protocols, Shell Scripting (tcsh, csh, bash), software development tools like Git/Clearcase, software debuggers, and using embedded RTOSs (e.g., VxWorks, Integrity).
- Experience with version control systems (e.g., Git).
- Experience with software development methodologies (Agile, Scrum, etc.).
Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value:
Safety, Trust, Respect, Accountability, Collaboration, and Innovation.
Relocation Eligible – Relocation assistance available.
This position is in Tewksbury, Massachusetts. Living in Massachusetts offers easy access to the ocean and historic sites, varied outdoor activities, and is recognized as one of the best states to call home.
As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select 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 86,800 USD - 165,200 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 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…
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