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284 windows c jobs at 102 companies in Frederick, MD

2mo
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Windows CNO Developer
Herndon, Virginia, United States
$60k-$180k/yr OnsiteFull Time
M9 Solutions
M9 Solutions: Provides IT modernization and technology services to federal agencies.
3+ YOEActive TS/SCI with Full Scope Poly, 3+ years in CNO/CNE development on Windows, strong C, Windows internals, debugging, reverse engineering tools, and scripting.
C, Windows, IDA, Ghidra, x64dbg, Python
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3w
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C++ Mid-Level SW Developer
Bethesda, Maryland, United States
$73k-$149k/yr HybridFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
3+ YOESecret clearance, CompTIA Sec+, 3+ years professional software development, strong C++ expertise, cross-platform (Windows/Linux) development, effective communicator.
C++, Windows, Linux
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C++ Mid-Level SW Developer
Bethesda, Maryland, United States
$73k-$149k/yr HybridFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
3+ YOESecret clearance and CompTIA Sec+ (or ability to obtain), 3+ years professional software development, strong C++ skills, cross-platform (Windows/Linux) experience, and good communication.
C++
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Windows CNO Software Engineer
Herndon, Virginia, United States
$105k-$209k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Active US citizenship and TS/SCI clearance; experience in C, C++, Python; OS-level and Windows kernel development, device drivers, Visual Studio, Windows SDK/DDK, WinDBG; network protocol understanding; software configuration management and unit testing.
C, C++, Python, Visual Studio IDE, Windows SDK, Windows DDK, WinDBG
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3mo
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C-UAS Technical Representative (Operational Validation)
Huntsville or Summit Point or United States
$43-$74/hr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
5+ YOEBS degree and 5+ years of related experience; strong interagency coordination; hands-on C-UAS operations; security clearance; travel willingness.
Python, JavaScript, Linux, Windows, MySQL, HTML, PHP, CSS
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1mo
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Software Engineer III (C++ Engineer)
Chantilly, Virginia, United States
OnsiteFull Time
Textron
TextronNYSE: TXT: Manufactures aircraft, defense systems, and industrial specialized vehicles.
5+ YOEBachelor's in CS/CE, 5+ years relevant experience, strong C++ and multi-threading skills, Linux/Windows experience, Azure DevOps/Jira/Git/Docker familiarity, eligible for U.S. Top Secret clearance.
C++, C#, Java, JavaScript, HTML, Python, Linux, Windows, Azure DevOps, Jira, Git, Docker, CI/CD
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Software Engineer (C++ / Networking)
Herndon, Virginia, United States
$90k-$110k/yr OnsiteFull Time
Cubic
Cubic: Develops defense training systems and public transit fare technology.
2+ YOESenior C++ engineer with networking experience; hands-on, building reliable, performant networked systems.
C++, Java, C#, Unix, Windows, IDEs
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3d
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Software Engineer
Annapolis Junction, Maryland, United States
$120k-$240k/yr OnsiteFull Time
Set of X
Set of X: Provides specialized engineering services for U.S. national security missions.
7+ YOEDevelop and maintain complex software systems; proficiency in C/C++/C#/Java/Python, Windows/UNIX/Linux, DevOps and CI/CD tools; TS/SCI with polygraph required.
C, C++, C#, Java, Python, Windows, UNIX, Linux, Docker, Terraform, Ansible, Packer, Artifactory, Jenkins, Bamboo
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Embedded Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: AI-powered decision intelligence for complex mission environments.
5+ YOEActive TS/SCI with Poly,5+ years embedded development,BS in Computer Engineering/Computer Science,proficiency on Windows/Linux/RTOS,experience with C/C++ and Python.
VxWorks, uC/OS, C, C++, Python, Windows, Linux
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2mo
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Senior Software Simulation Engineer
Chantilly, Virginia, United States
$90k-$150k/yr OnsiteFull Time
By Light
By Light: Provides IT and technology services to federal government agencies.
5+ YOEBS in Engineering/Computer Science,5+ years SWE experience,proficiency in C/C++/FORTRAN/Ada/C#,Visual Studio,GCC/Makefiles,Windows and Linux,software engineering processes,and ability to obtain Secret clearance.
C, C++, FORTRAN, Ada, C#, Microsoft Visual Studio, GCC, Makefiles, Windows, UNIX/Linux, HLA/DIS
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5d
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Associate, Software Engineering (39089)
Herndon, Virginia, United States
$76k-$141k/yr OnsiteFull Time
L3Harris Technologies
L3Harris TechnologiesNYSE: LHX: Aerospace and defense providing mission-critical technology solutions.
Pursuing or recently completed Bachelor’s in Computer or Electrical Engineering; experience with C/C++/VC++; knowledge of OOD, software lifecycle, Linux/Windows; containerization (Docker,Kubernetes) and CUDA are a plus.
C, C++, VC++, Linux, Windows, Docker, Kubernetes, CUDA
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3d
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Senior Principal Cyber Software Engineer (TG)
Annapolis Junction or San Antonio or Aurora or Cary
$149k-$235k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
7+ YOETS/SCI with Polygraph required; Bachelor's+7 years (or HS+11 years); experience developing Windows/UNIX applications in C/C++/C#/Java/Python; DevOps and CI/CD experience; analyze requirements and lead software design.
C, C++, C#, Java, Python, Windows, UNIX, Artifactory, Docker, Terraform, Ansible, Packer, Jenkins, Bamboo
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Embedded Engineer
Columbia, Maryland, United States
OnsiteFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: Provides AI-powered decision intelligence software for national security.
10+ YOEActive TS/SCI with Poly, Bachelor’s in computer engineering/computer science, 10+ years embedded development, experience with low-level programming on Windows/Linux/RTOS, C/C++ and Python.
C, C++, Python, Windows, Linux, RTOS, VxWorks, uC/OS
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Software Engineer
Annapolis Junction, Maryland, United States
$126k-$270k/yr OnsiteFull Time
AeroVironment
AeroVironmentNASDAQ: AVAV: Designs and manufactures unmanned aircraft and tactical missile systems.
14+ YOEBachelor's in CS/CE/EE/Math/Physics, 14+ years software engineering, TS/SCI with Polygraph, experience with C/C++/C#/Java/Python, CI/CD and build/deploy tools, Windows/UNIX development, strong communication and design skills.
C, C++, C#, Java, Python, Artifactory, Docker, Terraform, Ansible, Packer, Jenkins, Bamboo, Windows, UNIX
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1mo
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CNO Developer
Fort Meade, Maryland, United States
$83k-$140k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
0+ YOEDegree or equivalent experience per listed alternates; proficiency in Python and C/C++; low-level internals (Windows, Linux, mobile, network devices); TCP/IP and socket programming; U.S. citizenship required.
Python, C, C++, Windows, Linux, TCP/IP
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Senior CNO Software Developer
Fort Meade or Columbia
$146k/yr OnsiteFull Time
Endictus
Endictus: Provides cybersecurity and systems engineering services to federal agencies.
10+ YOEActive TS/SCI with CI Polygraph (or ability to obtain). 10+–16+ years experience (degree-dependent). Experience with CNO, Linux/Windows, C/C++, Python, assembly, vulnerability research, and rapid prototyping.
Linux, Windows, C, C++, Python, assembly language
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Modernization Software Engineer
Manassas, Virginia, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
5+ YOE5+ years software development in Rust and C/C++; experience with containerization (Docker/Kubernetes), CI/CD, Linux/Windows, Git/SSH/PuTTY/CLI; ability to obtain Secret clearance; Bachelor’s degree required.
Rust, C, C++, Docker, Kubernetes, CI/CD, Linux, Windows, Git, SSH, PuTTY, CLI, Python, Kafka, Redpanda, LangChain, LLMs
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1mo
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Modernization Software Engineer
Manassas, Virginia, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
5+ YOE5+ years software development experience with Rust and C/C++; experience with Docker/Kubernetes and CI/CD; Linux and Windows familiarity; Git/SSH/PuTTY/CLI; bachelor's degree; ability to obtain Secret clearance.
Rust, C, C++, Docker, Kubernetes, CI/CD, Linux, Windows, Git, SSH, PuTTY, CLI, Python, Kafka, Redpanda, LLMs, vector databases, LangChain
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Embedded Developer 2 (CFG - 046)
Fort Meade, Maryland, United States
OnsiteFull Time
SageCor Solutions
SageCor Solutions: Provides engineering services for the intelligence community.
10+ YOEActive TS/SCI with polygraph required; 10 years embedded development experience; low-level programming on Windows/Linux/RTOS; C/C++ and Python proficiency; experience automating embedded software testing preferred.
Windows, Linux, VxWorks, uC/OS, C, C++, Python
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Senior Embedded Developer
Fort Meade, Maryland, United States
$190k-$240k/yr OnsiteFull Time
Visionist
Visionist: Provides software engineering and data analytics for national security.
15+ YOEActive Top Secret/TS-SCI with polygraph, bachelor’s in technical discipline (or 4yrs extra experience), 15 years embedded development, C/C++, Python, RTOS (VxWorks,uC/OS), Windows/Linux proficiency.
VxWorks, uC/OS, C, C++, Python, Windows, Linux
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