Senior Software Engineer

Senior Software Engineer

Arlington, VA

As a Senior Software Engineer, you will work as part of a tightly knit team to design, develop, implement, integrate, test, and demonstrate advanced algorithms and software systems for autonomous platforms. You will provide technical leadership and mentoring on programs working throughout the software and system development lifecycle, from early prototypes to integrated systems. Your work will develop a diverse set of software tools and applications for mission planning systems, automated control processes, unmanned platforms, DevSecOps, and CI/CD pipelines.

This position is based in Woburn, MA, Arlington, VA, or Dayton, OH, and will take advantage of STR's flexible, hybrid environment – when the work does not require use of STR's facilities, you are welcome to work remotely.

Who You Are:

Ability to obtain a security clearance for which U.S. Citizenship is needed by the U.S government

BS in Computer Science or related technical field with minimum of 5+ years' relevant experience (or equivalent experience)

3+ years experience with Python for technical, object-oriented, software development

Proven understanding of data structures, algorithms, concurrency, and code optimization

Experience with Docker/Podman containerized development

Experience with software-in-the-loop simulation testing

Proven ability to lead and manage moderate size engineering teams (2-4 engineers)

Demonstrated ability to assess algorithm performance under testing using statistical methods and analysis

Comfortable working both with internal leadership and external customers in the development and execution of software product plans

A demonstrated ability to adopt new languages, libraries, and technologies

Proven ability to develop, implement, integrate, and test autonomy algorithms and software

Even Better:

Active security clearance

MS or PhD in Computer Science or related technical field

Experience with the following:

Assignment algorithms, resource management/optimization, auction algorithms

C++

Control theory and algorithms

RF technology (radar, EW, communications) fundamentals

Reinforcement learning

Agentic AI

TCPED Management for Tactical ISR

Experience programming for embedded and physical devices

Multi-agent coordination of UxVs

MAVLINK or other C2 protocols

Unreal Engine modeling

ROS

TAK

DevSecOps and CI/CD tool chains

Integration of complex software systems

Constraint satisfaction algorithms

Knowledge representation/ontologies

Pay Information Full-Time Salary Range: $134,000 - $184,000

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!

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 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.