C++ Software Engineer

Leidos’ Security Enterprise Solutions (SES) operation is seeking a Software Engineer (C++) in Tewksbury, MA to join our cross-functional engineering team using cutting edge technology to develop truly novel solutions that make travel and trade safer, healthier, and more efficient on a global level. 

We are seeking local candidates in the Tewksbury, MA area that can work onsite full time. We are offering a 9/80 work schedule (Every Other Friday Off!)

As a Software Engineer (C++) on our diverse and collaborative team, you will work alongside our expert Scientists and Engineers, contributing to Leidos products with global impact on security detection. This isn’t your run-of-the-mill software development – you’ll be honing your engineering skills with embedded products, real-time programming, and object-oriented design, all with the support of a management team focused on your professional growth and advancement. Working under general supervision in a diverse team, your primary responsibility will be to develop, modify and troubleshoot multi-tiered distributed applications and systems. The duties and responsibilities may change from time to time without notice and include but are not limited to the duties described below.

Primary Responsibilities:

• Design, build, and maintain efficient, reusable, and reliable C++ code using good OOP/OOAD techniques for our systems.
• Optimize, identify bottlenecks, bugs, and devise solutions to problems including: Maintain code quality, revision control and organization, Analyze customer issues and identify and implement solutions, Participate and contribute within a defined software development process.
• Occasional travel to customer sites may be required.  Travel may be domestic and international.

Basic Qualifications:

• Bachelor's degree or higher. Additional years of experience will be considered in lieu of a degree.
• Must have the ability to obtain a Public Trust clearance (US citizenship required).
• Knowledge of C++ and OOP/OOAD
• Understanding of data structures, algorithms, and software design solutions.

Preferred Qualifications:

• GPU Programming with CUDA and/or OpenGL (Highly Desirable)
• Graphics Design, GUI development
• Experience with Qt 5 or above
• Linux Platform development
• Interfacing with hardware and real-time debugging.
• Good working knowledge of SQL
• Working knowledge of Cybersecurity
• Working knowledge of networking solutions.
• Experience with Scrum/Agile development methodologies

The Leidos Security Enterprise Solutions (SES) team has developed a suite of integrated solutions for aviation, ports, borders, and critical infrastructure customers around the world. We provide automated threat detection for weapons, narcotics, explosives, contraband, and undeclared goods, as well as nuclear and radioactive materials, by leveraging industry leading screening technologies, AI/ML capabilities and advanced biometric tools. We have more than 24,000 products deployed across 120 countries, including best-in-class security checkpoint and inspection systems for people, checked baggage and more.

Check out the links below to learn more about Security Enterprise Solutions (SES)
https://careers.leidos.com/pages/security-enterprise-solutions   
https://www.leidos.com/markets/aviation/security-detection  

Original Posting:April 21, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:Pay Range $55,250.00 - $99,875.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.