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Senior Software Engineer

STR

$134,000 - $184,000
Nov 6, 2025
Arlington, VA, US
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STR is looking to hire experienced Senior Software Engineers to develop cutting-edge technologies that have an immediate and significant impact on national security by innovating communications technology across all networking layers.

Requirements

  • Proficient in Python, C, C++, or similar interpreted or low-level programming languages
  • Experienced with designing and implementing open architectures and rapid prototyping methodologies
  • Strong working knowledge of software testing, evaluation best practices, and industry-standard development lifecycles
  • Significant hands-on experience developing software with GNU/Linux toolchains using open-source software
  • Deep understanding of networking principles, including the 5-layer OSI networking stack
  • Advanced experience in Python, MATLAB, and/or other high-level programming languages
  • Familiarity with multi-threaded or multi-core real-time operating concepts

Responsibilities

  • Develop innovative solutions to complex problems
  • Develop and test novel software solutions spanning research, development, and deployed production systems
  • Analyze and improve existing designs and processes to optimize performance
  • Deliver high-quality software in a rapid-paced, research-focused team environment
  • Develop operational prototypes for experimentation and performance analysis
  • Create customer-facing operational systems, ensuring they meet high reliability and usability standards
  • Take ownership of significant features or components of projects and deliver them with minimal supervision

Other

  • This position requires the ability to obtain a Top Secret (TS) security clearance, for which U.S. citizenship is required by the U.S. Government
  • 5+ years of experience in relevant software engineering roles
  • Strong team player with excellent communication skills, both verbal and written
  • Bachelor's (or higher) degree in Computer Science, Electrical & Computer Engineering, Applied Mathematics, or a related field, with at least 5 years of relevant experience or equivalent expertise gained through prior roles
  • Active Top Secret (TS) Security Clearance