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STR

Senior Software Engineer

STR · Arlington, VA

Posted about 3 months ago · $134,000 - $184,000

or apply directly on STR's site. We never take the application ourselves.

Is this posting real?

This role has been open
81 days
STR's roles stay open a median of 81 days
Reposted
No
Salary listed
Yes
99% of STR's roles list one
Ghost-job risk at STR
high
135 stale, 0 reposted of 139 open
Hiring momentum
215 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-10-23

Measured from postings appearing on and disappearing from STR's own greenhouse board since 2026-08-03. Full hiring picture for STR.

About this role

As a Senior Software Engineer at STR, you will work on a multidisciplinary cyber/networking team focused on developing innovative technologies that enhance national security. Your role will involve designing, implementing, and testing software solutions, collaborating with a research team, and mentoring junior engineers. You will also take ownership of significant project components and ensure high standards of quality and performance in the software you develop.

Our read on this posting3.2out of 5
benefits
1/5
freshness
1/5
career value
4/5
role clarity
5/5
pay transparency
5/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of STR as an employer.

What you need

  • 5+ years of experience in relevant software engineering roles
  • 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

Nice to have

  • Active Top Secret (TS) Security Clearance
  • Advanced experience in Python, MATLAB, and/or other high-level programming languages
  • Proven ability to build, deploy, and maintain production-ready software systems
  • Experience writing software in a multi-party, large-scale codebase
  • Demonstrated success managing technical challenges in experimental/laboratory environments, including performing quantitative analysis

What you get

  • Full-Time Salary Range: $134,000 - $184,000

Worth weighing

  • No specific information on remote work options or flexibility
  • Fast-paced and structured environment may not suit everyone
  • Candidates must be able to obtain a Top Secret security clearance, which requires U.S. citizenship
  • Salary range is based on external market data and varies based on multiple factors

Summarised from STR's posting. Read the full original.

Listed by STR on their greenhouse job board, last confirmed open on 2026-10-23. PitchMeAI is not the employer.

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