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Senior Software Engineer

Leidos

$126,100 - $227,950
Aug 28, 2025
Annapolis Junction, MD, USA
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Leidos is looking to solve national security problems through rapid prototyping, new development, and advanced technology research in the National Security Sector's (NSS) Cyber & Analytics Business Area (CABA).

Requirements

  • Expertise in building and deploying software on Linux systems across multiple operating systems (i.e. CentOS7, RedHat 8, Rocky 9)
  • Mastery of C++ standards (up to C++23) including advanced features; additional expertise in debugging and optimizing C++ systems for efficiency and resource utilization with tools such as valgrind
  • Experience with git repositories
  • Ability to cross-compile and resolve platform-specific issues using tools like GCC, Clang, etc.
  • Knowledge of C++

Responsibilities

  • Write software as part of a team performing development and enhancement of complex and diverse systems for cryptanalysis and signals analysis.
  • Build/develop portions of the product, work with end user analysts to ensure you are meeting their requirements and help users with the tool as necessary.
  • Work independently to design complex software routines, handle inter-process communications, design unit tests, and generate user and developer documentation
  • Ability to cross-compile and resolve platform-specific issues using tools like GCC, Clang, etc.
  • Experience in managing git repositories, including the ability to create, rebase, and merge branches, as well as configure automated compiling and deployment of software tools

Other

  • Bachelor’s degree in computer science or related field, plus eleven (11) plus years of relevant experience or master’s degree plus nine (9) years of relevant experience.
  • An associate’s degree plus thirteen (13) years of relevant experience or high school diploma/GED plus fifteen (15) years of relevant experience may be considered for individuals with in-depth experience that is clearly related to the position
  • Candidates must possess an active TS/SCI with Polygraph to be considered for this role.
  • 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.