Qrypt: Provides quantum-secure encryption and key generation software solutions.
4+ YOE4+ years developing embedded or Linux-kernel software; expertise in embedded systems, C/C++, Linux, FPGA/Verilog/VHDL, hardware bring-up, and strong communication skills.
ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.
10+ YOE1+ MgmtBachelor’s or Master’s in Computer Science or Computer Engineering; 10+ years in embedded software design and development with C/C++/Rust; 10+ years Linux in embedded env; Linux networking stack and kernel drivers; OO development; CICD/DevOps; strong analytical and communication skills; US citizenship or permanent residency.
Legato: Delivers IT engineering and cybersecurity services to defense agencies.
7+ YOE7-10+ years in low-level or systems programming; TS/SCI clearance; strong C/C++, Windows kernel experience; reverse engineering and tooling proficiency.
REDLattice: Provides advanced cybersecurity software and vulnerability research services.
Advanced development in C/C++/Python and Android NDK, exploit and kernel-level debugging experience, reverse engineering skills, and familiarity with UNIX/Linux internals and mobile security.
Markon Solutions: Provides professional program and engineering services to federal agencies.
5+ YOEActive TS/SCI with Polygraph; Bachelor's in CS/Engineering; 5–8 years reverse engineering; experience with Assembly, C/C++, Java, Python; reverse engineering tools and kernel analyses.
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Active TS/SCI clearance (US citizen), experience in C, Python, Assembly, Linux system/kernel and driver development, understanding of network devices/protocols and reverse engineering; SCI eligibility required.
Washington or Orlando or Montvale or New York City or Dallas
OnsiteFull Time
KPMG: Global professional services network providing audit, tax, and advisory.
1+ YOE1+ year software engineering or data science experience, bachelor’s in CS or related, strong Python skills, Git, willingness to work with Azure, Docker, Kubernetes, LangChain, Semantic Kernel, and US work authorization required.
Flight Software Engineer – Embedded Linux & Networking
Lanham, Maryland, United States
OnsiteFull Time
AST SpaceMobileNASDAQ: ASTS: Space-based cellular broadband network for standard mobile devices.
5+ YOEBachelor's in a technical field and 5+ years of professional experience in embedded Linux software and networking. Proficiency in C/C++/Python, kernel and driver development, TCP/IP networking, Yocto/Buildroot, debugging tools, and mentorship.
ManTech: Provides technology solutions for defense and intelligence agencies.
15+ YOEUS citizen with active TS/SCI with Poly, 15+ years experience (or Master's with 10+ cloud years), familiarity with generative AI tools, vector DBs, Python, LangChain/Semantic Kernel, and cloud-native infrastructure automation.
Senior Software Engineer - Infrastructure Engineering (Linux), OS Team
Bethesda or Richardson or Palo Alto
$75k-$215k/yrHybridFull Time
GEICO: Provides vehicle and property insurance services to consumers.
4+ YOEDeep Linux knowledge; Linux kernel experience; Rust/Golang/C; Docker/Kubernetes; Linux packaging; CI/CD tooling; security focus; strong communication; 4+ years PaaS/IaaS; 4+ years Linux; 3+ years architecture and design.
Nightwing: Provides advanced cyber and intelligence solutions for national security.
10+ YOE5+ MgmtBachelor's +12 years or Master's +10 years experience; 8+ years programming (Assembly, C, C++, Java, Perl, Python); 6+ years CNO tool development; 5+ years team management; TS/SCI preferred; deep OS/kernel and exploitation expertise.
HawkEye 360NYSE: HAWK: Provides space-based signals intelligence and radio frequency analytics.
3+ YOE3+ years spacecraft flight software on RTOS/embedded Linux, strong C/C++ and Python, Git experience, hardware bring-up and embedded driver development, problem solving and cross-team communication.
Austin or Atlanta or Denver or Seattle or Washington
HybridFull Time
CloudflareNYSE: NET: Provides security and performance services for internet properties.
3+ YOE3+ years network/site reliability engineering experience; BA/BS in CS or equivalent; experience with Saltstack, Ansible, Chef, NX-OS/JUNOS/EOS/Cumulus/Sonic; Linux administration; iproute2, Traffic Control, Devlink; software development in Go and Python; AI/LLM tooling experience.
Mid-Level Linux Software Engineer - Chantilly, Virginia, United States
Rockville or Chantilly
$100k-$140k/yrHybridFull Time
JacobsNYSE: J: Global provider of professional engineering and technical services.
5+ YOEBachelor's in CS/CE, 5-10 yrs C++ on Linux; OO design; Linux concepts; problem solving; teamwork; US citizenship; eligible for security clearance. Masters preferred; embedded/GPU/HPC experience a plus.
CodanAustralian Securities Exchange: CDA: Designs and manufactures communications and metal detection technology.
Bachelor's or Master's in EE/CE/CS; embedded Linux; digital hardware; leadership in distributed teams; C/C++/Python; networking; hardware/software debugging; cross-domain collaboration.