Date Posted: 2025 11 19 Country: United States of America

Location:MA133: Tewksbury, Ma Bldg 3 Concord 50 Apple Hill Drive Concord Building 3, Tewksbury, MA, 01876 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements:The ability to obtain and maintain a U.S. government issued security clearance:is required. U.S.

quired. U.S.quired. U.S.quired. U.S.quired. U.S.quired. U.S. citizenship:is required, as only U.S. citizens are eligible for a security

clearance Security

Clearance: DoD

Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling

• to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of

experience:and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. Our team solves tough, meaningful problems that create a safer, more secure world. We are seeking a skilled Senior Software Development Engineer with a focus on developing Simulated Trainer applications in C/C . The ideal candidate will have a passion for creating high performance applications and will be involved in all stages of the software development lifecycle. You will work in Tewksbury, Massachusetts as part of the Patriot Software Development Team. What You Will Do 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

stems. Lightstems. Lightstems. Lightstems. Lightstems. Lightstems. 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 bachelor's in science, Technology, Engineering, or Mathematics (STEM) and a minimum of 5 years of experience.

experience.

Experience in developing complex systems and applications using C/C , Java or other object oriented programming language.

Experience in a Unix/Linux operating system. The ability to obtain and maintain an interim secret U.S. security

clearance prior to the start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security

clearance.

Qualifications We Prefer Active Secret security

clearance. Strong understanding of data structures, algorithms, and software design principles, particularly in high concurrency and distributed systems.

Experience in embedded systems, real time systems, or large scale applications.

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). Excellent problem solving

skills and attention to detail. Strong communication and teamwork

skills. Familiarity with version control systems (e.g., Git). Familiarity with software development methodologies (Agile, Scrum, etc.). What We Offer 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 Learn More & Apply Now! Please consider the following role type definition as you apply for this role. Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security

clearance process. More information

about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm This position is in Tewksbury, Massachusetts. Living in Massachusetts means you'll have easy access to the ocean and locations of historical significance. You can enjoy varied outdoor activities ranging from hiking and camping to cross country skiing and snowmobiling. Massachusetts 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 82,000 USD 164,000 USD. The salary range provided is a good faith estimate representative of all

ative 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 programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company's performance. This role is a U.S. based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans' Readjustment Assistance Act. Privacy Policy and Terms: Click on this link to read the Policy and Terms RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry leading businesses - Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.

on, Virginia.

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