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.
• Software Engineering candidate shall participate in the design, development, testing, troubleshooting, and debugging of software programs for enhancements and new software-intensive systems and products. Applies appropriate principles, standards, processes, procedures, and tools throughout the software development life cycle. Duties include software requirements analysis, analysis of hardware compatibility, development of software products and tools used for design, development and maintenance of infrastructure, and platforms.

Basic Qualifications:

• Bachelor's degree with 2+ years of relevant experience or Master’s degree. Additional years of experience will be considered in lieu of a degree.
• Working knowledge of Python and bash scripting, C++ and OOP/OOAD
• Must have the ability to obtain a Public Trust clearance (US citizenship required).
• Develops solutions to technical issues and problems that impact multiple area or disciplines.
• Regularly employs ingenuity and creativity to help develop new technical solutions and systems to achieve functional objectives.
• Communicates with internal team members across multiple areas and client team members.
• Assists in influencing project/team leaders regarding solution design, process and/or approaches.
• Requires knowledge of and ability to apply technical principles, theories, and concepts.
• Understanding of data structures, algorithms, and software design solutions.
• Understanding of memory management, multicore processors, and distributed systems design.

Preferred Qualifications:

• Linux kernel development.
• Knowledge on C++ Software development.
• Knowledge on QT framework and GUI development.
• 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 $67,600.00 - $122,200.00

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.