273 software systems engineer jobs at 123 companies in Smithsburg, MD

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Software Systems Engineer
Sterling, Virginia, United States
$79k-$163k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOETop Secret clearance required; 5+ years systems engineering experience; bachelor’s in related field (or 5 additional years SE experience); experience across SELC, SDLC, integration, testing, agile, and DevSecOps; experience with JIRA and CDRL generation.
JIRA, Mingle, Cameo Systems Modeler, DevSecOps, UML, SysML, Model-Based Systems Engineering (MBSE), DSP, RF
1w
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Software Systems Engineer
Reston, Virginia, United States
$101k-$170k/yr OnsiteFull Time
ASRC Federal
ASRC Federal: Provides engineering and IT services to federal government agencies.
5+ YOEBachelor's or equivalent, U.S. citizenship,5+ years automation engineering, UiPath and scripting experience, Active Secret clearance or ability to obtain, DoD IAT 2 certification required.
UiPath Studio, Orchestrator, Robots, REFramework, APIs, web services, databases, VB.NET, C#, Python, STIGs
1mo
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Senior Software Developer (Systems Software)
Columbia or Fort Meade
$146k/yr OnsiteFull Time
Endictus
Endictus: Provides cybersecurity and systems engineering services to federal agencies.
10+ YOEActive TS/SCI with CI Polygraph; degree in CS or related field; extensive systems software and CNO experience; proficiency in C/C++, Java or Python; strong OS, networking, distributed systems, and software engineering skills.
C, C++, Java, Python
1mo
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Space Segment Software Systems Engineer - Senior
Reston or Huntsville or Denver or Seattle or Los Angeles
$134k-$203k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
10+ YOEB.S. in engineering or equivalent, 10+ years aerospace systems experience, flight software and spacecraft systems knowledge, familiarity with spacecraft communications and CCSDS, strong written/verbal skills, U.S. work-authorized.
cFS, F Prime, CCSDS, Jira, gitlab, CI/CD pipelines, 1553, Ethernet
2w
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Autonomous Systems Software Engineer
Reston, Virginia, United States
OnsiteFull Time
Metron
Metron: Develops scientific software and mathematical models for national security.
5+ YOEBachelor's in CS or related, 5+ years software development experience, C++ and Gazebo experience, multithreading and performance optimization skills, US citizenship and eligibility for security clearance.
C++, Gazebo, Gazebo 11, Gazebo Jetty, C++ 17
3mo
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Systems Engineer
Aberdeen Proving Ground or Fort Belvoir or Huntsville or Austin or Tobyhanna Army Depot or Letterkenny Army Depot or Lakehurst
OnsiteFull Time
Envision Innovative Solutions
Envision Innovative Solutions: Provides technical engineering and mission support to government agencies.
5+ YOE5+ years of systems engineering; strong ability to design, integrate and test complex hardware/software systems; gather requirements and document configurations.
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Principal Systems Engineer Software Integration
Rockville, Maryland, United States
$118k-$201k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
6+ YOEBachelor's in Computer/Computer Engineering/Systems Engineering, 6+ years supporting large DoD programs, proficiency in C++ and Python, SDLC and systems integration experience, strong communication and project skills, ability to obtain Top Secret clearance.
C++, Python, Fortran, PTC Windchill, IBM DOORS, 2D/3D CAD, SysML, Github, MATLAB Simulink, MS Office Suite
1w
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Systems Engineer
Herndon or Bowie
$86k-$138k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
3+ YOEAbility to perform full-lifecycle systems engineering for complex hardware/software systems; develop requirements, conduct trade studies, and support integration, verification, and validation.
MBSE, SysML, DOORS, Cameo
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Engineer Systems
Dulles, Virginia, United States
$92k-$138k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOEBS+2 years (or MS) in technical field, active TS/SCI clearance, systems engineering experience for mission-critical applications, software scripting, verification/validation, and spacecraft subsystem knowledge.
Visual Basic for Applications (VBA), Python, Matlab
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Mid Systems Engineer
Denver or St. Louis or Sterling or Springfield
$69k-$142k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
4+ YOETS/SCI required, bachelor in engineering/CS or equivalent, 4+ years systems engineering on software-intensive systems, requirements analysis, interface documentation, V&V, Agile experience, ability to work onsite at a government facility.
SAFe, MBSE
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Systems Engineer
Rockville, Maryland, United States
$97k-$165k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
4+ YOEBSc in engineering (required) with 4+ years related experience; software development experience; ability to manage system security risk, use MBSE and RMF/NIST 800-53 processes; strong communication and technical problem-solving; U.S. person/citizen with ability to obtain Top Secret clearance.
Model Based Systems Engineering, Risk Management Framework (RMF), NIST 800-53
2mo
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Senior Systems Engineer (Engineer III)
Rockville, Maryland, United States
$140k-$180k/yr OnsiteFull Time
Quantum Space
Quantum Space: Developing maneuverable spacecraft platforms for defense and commercial missions.
8+ YOEBachelor's degree in a technical discipline, 8+ years engineering experience in aerospace/spacecraft systems, experience with flight and ground software, systems engineering, interface management, and strong communication skills; US person/authorization required.
C, C++, Python
5d
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Software Integration Engineer - C2 Systems
Clarksburg, Maryland, United States
$120k-$200k/yr OnsiteFull Time
Forterra
Forterra: Develops autonomous ground vehicle systems and software for defense.
BS in CS/engineering or equivalent experience; experience with publish/subscribe middleware, Linux, software design, debugging, networking; strong communication and self-starter attitude.
C++, React, Vue, Svelte, TypeScript, Next.js, Remix, Nuxt, Node.js, NestJS, RESTful APIs, GraphQL, Linux, UDP, TCP
2w
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Principal Systems Engineer - Solutions
Reston, Virginia, United States
HybridFull Time
SES Space & Defense
SES Space & DefenseEuronext Paris: SESG: Provides satellite communications and managed network services for governments.
10+ YOE10+ years systems engineering or solution architecture experience; bachelor\u0002s in engineering/CS/IS or equivalent; ability to obtain Secret clearance; expertise in satellite, networking, cloud, software integration, and technical capture support.
Microsoft Word, Microsoft PowerPoint, Microsoft Excel, Microsoft Visio
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Software Engineer
Carlsbad or Germantown
$117k-$185k/yr OnsiteFull Time
Viasat
ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.
4+ YOE4+ years software engineering experience in C/C++ with Linux systems, multithreading, networking, scripting (Bash/Ansible/Python), and CI/CD tools; bachelor's in CS required.
C, C++, Linux, Bash, Ansible, Python, TCP/IP, OSPF, BGP, Jenkins, JIRA, Git, Perforce, Kubernetes, Containers, CI/CD, AWS, GCP, Claude, Copilot
2mo
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Mission Software Engineer, Intelligence Systems
Reston, Virginia, United States
$151k-$200k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
Experience with Go, Rust, or Python and frontend frameworks (React/Angular); strong engineering background in CS/SE/math/physics; ability to work with large data processing systems; eligible to obtain and maintain U.S. Top Secret/SCI clearance; willing to travel up to 25%.
Go, Rust, Python, React, Angular, Lattice OS
1w
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Software Engineer
Ashburn, Virginia, United States
$120k-$150k/yr OnsiteFull Time
Telos
TelosNASDAQ: TLS: Provides cyber, cloud, and enterprise security solutions for government and commercial clients.
2+ YOE2+ years software engineering experience with technical ownership; strong TypeScript, Vue 3, Node.js; experience with desktop integrations, distributed systems, CI/CD, AWS/Kubernetes; US citizenship eligibility required.
TypeScript, Vue 3 Composition API, Quasar, Pinia, Electron, Node.js, Fastify, GitLab CI/CD, AWS, Kubernetes, Pulumi, Docker, Nx, Vitest, Playwright, Node-API, C/C++, SWIG
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Software Engineer (Mid/Senior) - Embedded Systems & HITL
Reston or Washington
$140k-$200k/yr OnsiteFull Time
ZTI Solutions
ZTI Solutions: Provides cybersecurity and networking consulting services for federal agencies.
5+ YOE5+ years embedded software experience; proficiency in C/C++, assembly, low-level drivers/BSPs, networking stacks, test automation, HITL, Git and build systems; active U.S. DoD Secret clearance and U.S. citizenship required.
C, C++, assembly, ARM, PowerPC, x86, RISC-V, Git, Make, CMake, Bazel, VxWorks, Integrity, LynxOS, FreeRTOS, Zephyr, Linux, Google Test, pytest, LabVIEW, NI TestStand, AWS, Azure
1mo
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Software Engineer III
Lone Tree or Sparks or Longmont or Hagerstown or Herndon or Englewood
$108k-$149k/yr HybridFull Time
Sierra Nevada Corporation
Sierra Nevada Corporation: Develops mission-critical aerospace and national security technology systems.
6+ YOEBachelor's degree in CS/Software Engineering or related,6+ years software development experience,proficiency in C++,Java,Python,experience with RTOS/embedded systems preferred,excellent communication and critical thinking.
C++, Java, Python, C, C#, HTML, Bash
2mo
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Systems Engineer
Herndon, Virginia, United States
OnsiteFull Time
Bridge Core
Bridge Core: Provides technical services and cybersecurity solutions to government agencies.
6+ YOE6+ years in software development; BS in CS or related field; .NET, WPF/XAML, C++, ASP.NET MVC, Python, PowerShell; Windows apps; IIS; AWS/Azure; GitHub/Jira/Jenkins/Confluence; STS/DataHound; PowerBI; SDLC.
NET, CSharp, WPF, CPlusPlus, ASP.NET Web API, HTML/CSS, Python, PowerShell, IIS, AWS, Azure, GitHub, Jira, Jenkins, Confluence, STS, DataHound, PowerBI