Software Engineer - Vulnerability Research Tools - Top Secret

STR makes the world a safer place by developing technology and applying it to solve emerging national security challenges. Our Cyber Division develops the people, tools, and processes that put all the right bytes in all the wrong places. We strive for impact, craftmanship, and teamwork while tackling our nation’s most demanding cyber problems.

A Software Engineer at STR will engage as part of a multidisciplinary team of researchers and engineers dedicated to developing cutting-edge vulnerability research technologies. Candidates must have the qualifications necessary to obtain a Top Secret clearance. Our work targets the boundary between the digital and physical worlds by creating models of physical systems, probing interfaces for weaknesses, and reverse engineering software.

Duties will include:

  • Working as part of a small team to design, develop, and test software applications and tools, in languages such as Python, Rust, and/or C++.
  • Ensuring software quality through the practice of unit-level and system-level tests and verification Integrating software components using networking/messaging technologies
  • Packaging software for easy of configuration control, delivery, and deployment
  • Communicating technical foundations of software designs and implementations through reports and presentations

Required skills:

  • Ability to obtain a Top Secret (TS) Security Clearance
  • BS in Computer Science, Electrical Engineering, or related field with 5 years of experience (or MS and 3 years)
  • Proficiency in at least one compiled and one scripting programming language
  • Familiarity with x86 Assembly Language, Operating Systems Internals, such as file systems/IO, memory management, device drivers, threading, compiler technologies (e.g., GCC, LLVM)
  • Experience with software scripting and build automation tools (e.g., bash, make)
  • Applied skills using collaborative source code management and software engineering tools (Git, Subversion, Gitlab)

Desired Skills:

  • Ability to obtain a Top Secret (TS) Security Clearance
  • Experience working on classified programs
  • Proficiency in Python, C, and C++
  • Experience with standard networking libraries, SQL/No-SQL databases, and message queue technologies (e.g., ZeroMQ, RabbitMQ)
  • Familiarity with containers or virtual machine technologies such as Docker or QEMU
  • Understanding of common software vulnerabilities, and secure programming principles
  • Experience with virtualization technologies (e.g., Docker, QEMU), network communications frameworks (e.g., TCP/IP sockets), unit test frameworks
  • Knowledge of static and dynamic analysis

STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us.

STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer.

STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at for more info.

STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws.

If you need a reasonable accommodation for any portion of the employment process, email us at [email protected] and provide your contact info.

Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

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