Senior Cyber Software Engineer

· Remote

Location

Remote

Type

Full Time

Job Description

Senior Cyber Software Engineer

Reposted 4 Hours Ago
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Woburn MA USA
In-Office
134K-184K Annually
Senior level
Machine Learning • Security • Software • Analytics • Defense
STR Harnesses the power of technology to solve the nation's hardest problems.
The Role
Develop tools for national defense software security conduct security assessments and improve software resilience against vulnerabilities.
Summary Generated by Built In

STR is hiring a Senior Cyber Software Engineer who has a passion for developing tools and techniques to enhance the security and resiliency of national defense software systems.  

What you'll do: 

  • Apply software engineering principles to develop robust and resilient software solutions for critical national security missions 
  • Develop static analysis tools to identify and mitigate vulnerabilities in software systems
  • Implement and refine fuzzing techniques to discover potential security weaknesses
  • Conduct thorough security assessments to ensure the integrity and security of operational (or soon-to-be operational) software systems

Who you are: 

  • This position requires the ability and willingness to obtain a Top Secret security clearance for which U.S. citizenship is needed by U.S. Government.
  • BS MS or PhD in Computer Science or related field with 5+ years of relevant professional experience
  • Proficiency in C/C++ and enthusiasm for picking up additional languages as needed 
  • Hands-on experience with static analysis tools and techniques 
  • Strong grasp of software engineering principles and practices 
  • Ability to develop engineering solutions to first-of-its-kind problems  
  • Familiarity with assembly language operating systems internals (memory/process/thread management calling conventions) and compiler technologies (e.g. GCC LLVM) 
  • Experience with scripting automation tools (e.g. bash make) and build systems (e.g. LLVM+Clang GNU Make CMake pip Gradle) 

Nice to haves: 

  • Active Secret or Top Secret security clearance
  • Exposure to modern CI/CD and DevOps Tools (e.g. Github Actions GitlabCI Jenkins)
  • Experience with dynamic analysis tools (e.g. PIN DynamoRio AFL++) including development of fuzzing tools
  • Proficiency in Rust
  • Experience with containerization (e.g. Docker Podman)

Pay Information
Full-Time Salary Range: $134000 - $184000

The salary range listed is based on external market data. Offers are based on factors such as but not limited to the candidate’s experience education training key skills/critical skills security clearances and prevailing market and business conditions.

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 www.str.us 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.

Top Skills

C/C++
Ci/Cd Tools
Containerization
Dynamic Analysis Tools
Rust
Scripting Automation Tools
Static Analysis Tools

What the Team is Saying

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The Company
HQ: Woburn MA
800 Employees
Year Founded: 2010

What We Do

STR makes the world a safer place by developing technology and applying it to solve emerging national security challenges.

Why Work With Us

We believe in a people-first culture. Yes we are scientists engineers and researchers but first we are people. Our environment is designed to foster innovation by encouraging our employees to work collaboratively on things they are passionate about. We also really like to have fun. We believe that working hard and playing hard go hand in hand.

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STR Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

Typical time on-site: Not Specified
HQWoburn MA
Arlington VA
Dayton OH
San Diego CA
Melbourne FL
Learn more

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Date Posted

04/09/2026

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