By Light Professional IT Services: Provides IT systems engineering and cybersecurity solutions for federal agencies.
Pursuing a bachelor's or master's degree in a technical field; familiarity with Java, Git, data structures, algorithms, and object-oriented programming; strong analytical, communication, and teamwork skills.
Nightwing: Provides advanced cyber and intelligence solutions for national security.
1+ YOEBachelor's in CS/CE or related, 1+ years programming experience in C/C++ and Python, strong OS and network internals knowledge, Top Secret/SCI + Full Scope Poly, familiarity with binary analysis tools and software security.
ARSIEM: Provides cybersecurity and software engineering to government agencies.
11+ YOEBachelor's degree plus 11 years of relevant experience or equivalent; Python proficiency; C/C++ and x86 Assembly comprehension; software architecture, OS internals, debugging, malware analysis, and reverse engineering experience.
AppianNASDAQ: APPN: Provides a low-code platform for enterprise-grade process automation.
Currently pursuing a Bachelors or Masters in Computer Science or Computer Engineering; full-time 40hr/week availability for a 10-week summer internship; strong AI/LLM fluency and foundational CS knowledge.
The Nuclear Company: Deploys standardized nuclear reactors for utility-scale energy generation.
0+ YOECurrently enrolled in a relevant technical BS program, with programming experience in a modern language and shipped software projects. Must be a U.S. Person and work onsite in Washington, DC.
Nuclear Operating System (NOS), Python, TypeScript, Java, Go, Rust, C++, OpenAI, Anthropic, Palantir Foundry, Amazon Web Services (AWS), AWS GovCloud
Austin or Menlo Park or Washington or New York City
$171k-$240k/yrOnsiteFull Time
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
8+ YOEBachelor's degree or equivalent,8+ years building and shipping full‑stack projects,experience scaling internal tooling and driving multi‑team technical roadmaps,ability to communicate across global teams.
2026 Intern Conversion - Software Development Engineer I
Seattle or Van Horn or Denver or Huntsville or Arlington or Los Angeles or Longmont or Reston or Florida
$101k-$155k/yrOnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
Completed a 2026 Blue Origin internship, enrolled in or recently graduating from college, B.S. in mechanical, aerospace, or astronautical engineering, and eligible to work under U.S. export controls.
NetSage: Delivering specialized cyber services to the U.S. federal government.
11+ YOETS/SCI with polygraph required; B.S. in Computer Science (or equivalent experience) with 11+ years; strong Python; able to read C/C++ and x86 Assembly; experience with OS internals, software architecture, executable analysis, and debugging.
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
Design, develop, test, and maintain low-level and high-performance software; proficiency with Python and ability to read C/C++ and x86 Assembly; experience with OS internals, compilers, and reverse engineering.
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
5+ YOEActive TS/SCI w/Poly and USCC JQR required; 5+ years exploit/CNO tool development or equivalent; proficiency in .NET, Python, C/C++, ASM; strong Windows/Linux internals and offensive cyber experience.
ManTech: Provides technology solutions for defense and intelligence agencies.
14+ YOERequires a technical bachelor's degree and 14+ years of experience or a high school diploma and 18+ years; Python or C/C++, CNO development, networking, debugging, system internals, and active TS/SCI with polygraph.
AmentumNYSE: AMTM: Global provider of engineering, technical, and mission support services.
7+ YOERequires TS/SCI with polygraph, advanced software engineering skills, Python, C/C++, x86 Assembly, operating system internals, algorithms, reverse engineering, and relevant experience based on degree level.
Forterra: Develops autonomous ground vehicle systems and software for defense.
3+ YOE3+ years software engineering; experience with Rust or strong systems languages, TypeScript/React, Linux, Docker, CI/CD, scripting (Bash/Python); ability to debug across app, OS, and network layers.
Aperio Global: Develops cybersecurity, AI, and intelligence software for government missions.
11+ YOEBachelor's +11 years (or equivalent); active TS/SCI with polygraph; proficiency in Python; ability to read C/C++ and x86 Assembly; experience with OS internals, compilers, debugging, and executable analysis.
Senior Software Engineer - AI, CoCounsel International
Eagan or Frisco or New York City or Ann Arbor or San Francisco or Los Angeles or Irvine or McLean or Washington
$110k-$204k/yrHybridFull Time
Thomson ReutersNASDAQ: TRI: Provides professional software, data, and news services globally.
4+ YOE4+ years backend engineering experience with Python, FastAPI, PostgreSQL, AWS; production agentic AI and LLM integration experience; strong debugging, architecture, and collaboration skills.
Mathtech: Provides consulting and technology services for government agencies.
Pursuing IT/CS degree, familiarity with Laravel or MVC frameworks, PHP and basic SQL, Windows and Linux command-line experience, strong problem-solving and communication skills, must be a U.S. Person per ITAR.
Laravel, Model-View-Controller (MVC), PHP, SQL, Microsoft Windows, Linux command line
BigBear.aiNYSE: BBAI: AI-powered decision intelligence for complex mission environments.
10+ YOERequires 10+ years of experience, active TS clearance with FSP or ability to obtain, Python and C development, UNIX applications, networking, reverse engineering, exploit software, OS internals, debugging, and version control.
Fort Meade or Maryland or Virginia or Colorado or Texas or Utah or Alaska or Hawaii or North America
OnsiteFull Time
Wyetech: Provides professional engineering services for government and commercial sectors.
1+ YOEUS citizenship and active TS/SCI with agency polygraph required. Degree in Computer Science/Computer Engineering, software development experience, at least 1 year of cybersecurity/CNO-specific development, iOS internals and reverse engineering skills.