163 security software engineer jobs at 63 companies in Hagerstown, MD

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
2mo
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(USA) Principal, Software Engineer, Information Security
Bentonville or Sunnyvale or Bellevue or Herndon
$110k-$264k/yr OnsiteFull Time
Walmart
WalmartNYSE: WMT: Multinational retail operating discount stores and supermarkets.
10+ YOEExpertise in enterprise Active Directory engineering, automation-first infrastructure, IaC, AD security and high-availability; PowerShell/Python/Go scripting; VMware/Hyper-V virtualization; strong communication and leadership.
Active Directory, LDAP, Kerberos, VMware, Hyper-V, PowerShell, Python, Go
3w
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Senior Embedded Security Software Engineer
Herndon, Virginia, United States
$129k-$193k/yr OnsiteFull Time
Two Six Technologies
Two Six Technologies: Develops cybersecurity and data systems for national security missions.
Experience in embedded systems, firmware reverse engineering, C/C++ and Python development, familiarity with Ghidra/IDA/Binary Ninja and QEMU, active Top Secret clearance and ability to obtain TS/SCI, ability to work onsite in Herndon, VA.
Ghidra, Python, QEMU, IDA Pro, Binary Ninja
2mo
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Senior Software Development Engineer, Engagement Security
Nashville or Seattle or Arlington or Herndon or Houston
OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
5+ YOE5+ years professional software development; experience in design/architecture; mentoring; on-call and security-focused systems; AI/ML/LLM exposure preferred.
Java, Python, C++, Go, AWS
1mo
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Expert Software Engineer
Herndon or Columbia
HybridFull Time
Freedom Technology Solutions Group
Freedom Technology Solutions Group: Provides geospatial and software engineering solutions for national security agencies.
5+ YOEFrontend-focused software engineer with Angular, JavaScript/TypeScript, and UI experience; security clearance required; 5+ years of relevant experience or 8+ years with BS; strong collaboration and DevOps mindset.
Angular, JavaScript, TypeScript, CSS, HTML, Node.js, NPM, Linux, Bash, Jasmine, Selenium, Cypress, Python, Flask, Django, Tableau, Pandas, D3.js, PDF.js
4w
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Software Engineer
Denver or St. Louis or Sterling or Springfield
$82k-$172k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
5+ YOEBachelor's in a technical field, TS/SCI with polygraph, 5+ years software development experience with Java and/or Python, web frameworks, relational/NoSQL databases, Agile experience, and secure coding practices.
Java, Python, ArcGIS, GeoServer, OpenLayers, Leaflet, Cesium, Docker, Kubernetes, CI/CD
1mo
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Software Developer
Sterling, Virginia, United States
OnsiteFull Time
Nightwing
Nightwing: Provides advanced cyber and intelligence solutions for national security.
TS/SCI with Polygraph required Day 1; strong software development skills with proficiency in JavaScript, Java, ASP.NET or scripting languages; experience with software lifecycle, security patching, and vulnerability assessment.
SCRUM Agile, JavaScript, Java, ASP.NET, Perl, PHP, Ruby on Rails, Flex, Silverlight, Google Earth Plugin
2mo
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Lead Software Engineer-Embedded Computing Software-Onsite
Ashburn, Virginia, United States
$109k-$145k/yr OnsiteFull Time
Curtiss-Wright
Curtiss-WrightNYSE: CW: Engineers and manufactures critical components for aerospace and defense.
8+ YOESenior software engineer with embedded systems experience, DoD security, Linux, C/C++, and embedded software development.
C, C++, Linux, VxWorks, Python, LabVIEW, Git, JIRA, Confluence, DOORS, Yocto, Petalinux, GCC
2mo
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Software Developer / Engineer
Sterling or Denver
$82k-$172k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
3+ YOETS/SCI clearance, Bachelor’s in STEM or equivalent, 3+ years software development experience, Java or web/front-end experience, Linux, containers/microservices, Agile, willing to obtain Security+ and polygraph.
Java 17, Spring Boot, Spring Framework, REST, JavaScript, TypeScript, Vue, Bootstrap, Mockito, JUnit, Cypress, PostGres, MySQL, Redis, AWS EC2, AWS RDS, AWS S3, AWS SNS, AWS SQS, Lamda, Git, Jira, Confluence, Gitlab CI/CD, SonarQube, Fortify, Docker, Kubernetes, GitLab
1mo
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Software Engineer
Frederick or Baltimore or Washington
$131k-$177k/yr HybridFull Time
WGS Systems
WGS Systems: Develops intelligence and surveillance systems for military and law enforcement.
3+ YOE3+ years embedded software experience with C/C++; experience with embedded Linux/Yocto/OpenWRT, RTOS (FreeRTOS, TI-RTOS), device drivers, board bring-up, system modeling; U.S. citizenship and ability to obtain government security clearance required.
C/C++, embedded Linux, Ubuntu, Arch, Yocto, OpenWRT, QSDK, TI-RTOS, FreeRTOS, VX Works, MS Windows, POSIX, javascript, TypeScript
1mo
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Senior Software Engineer
Ashburn, Virginia, United States
OnsiteFull Time
Cubic
Cubic: Develops defense training systems and public transit fare technology.
3+ YOEBachelor's (plus 5 years) or Master's (plus 3 years) in computer science, electronic engineering or related; eligible for DOD security clearance; experience in software development, testing, debugging; proficiency with C++, Java, C#, PLM, Visual Studio, CMake, Git, containerized applications and CI/CD.
C++, Java, C#, Product Lifecycle Management, Visual Studio, CMake, Git, Windows, Linux, containerized applications, CI/CD, Agile
1d
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Senior Software Engineer
Rockville or Washington or Tysons
$98k-$211k/yr HybridFull Time
FINRA
FINRA: Regulates brokerage firms and exchange markets in the United States.
5+ YOE5+ years experience with Java, cloud-native architectures on AWS, system design, backend development, data storage technologies, CI/CD, test automation, and software security.
Java, Spring Boot, RESTful, GraphQL, Lambda, Step functions, SQS, SNS, S3, ECS, Fargate, Aurora, CI/CD
3w
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Cyber Software Engineer
Herndon, Virginia, United States
$86k-$152k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
2+ YOETop Secret clearance (investigation within 5 years), bachelor’s degree in a computer/engineering/security field, minimum 2 years vulnerability research/reverse engineering experience, programming proficiency, and deep knowledge of embedded/mobile/desktop OS.
Google Android, Embedded Linux, Windows, Linux, MacOS, iOS, Android
1mo
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Embedded Software Engineer - Cybersecurity
Carlsbad or Germantown
$141k-$222k/yr HybridFull Time
Viasat
ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.
8+ YOE8+ years software engineering; strong C/C++ on Linux; encryption; OpenSSL; Linux security; Bash/Python/Lua; Agile/Perforce/Git; mentor; BS in CS/Engineering; hybrid Carlsbad; Active Secret Clearance.
C, C++, OpenSSL, Linux, Bash, Python, Lua, Perforce, Git, CI/CD, Agile
2mo
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Software Engineer
Herndon or Potomac
OnsiteFull Time
Kepora
Kepora: A that provides defense and security technology solutions.
Full stack developer with backend focus; Solr/Elasticsearch, Lucene, big data tools, Java backend, and security clearance requirements.
Solr, Elasticsearch, Lucene, Hadoop, PySpark, Spark, HBase, Java, AWS, Jira, GitHub
2w
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Software Engineer
Sterling, Virginia, United States
$133k-$226k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
6+ YOEBachelor's in STEM and 6+ years experience, Security+ CE, MBSE experience, DevOps tooling (Git, Jenkins, GitLab), cloud (AWS/Azure), containerization; clear communication skills and ability to obtain Top Secret/SCI with polygraph.
Git, Jenkins, GitLab, AWS, Azure, Docker, Kubernetes, Sonatype, SonarQube, JUnit, ServiceNow
2w
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Software Engineer
Herndon, Virginia, United States
$120k-$140k/yr OnsiteFull Time
Bridge Core
Bridge Core: Provides technical services and cybersecurity solutions to government agencies.
3+ YOE3+ years experience; expertise in DevOps, Linux administration, containerization, infrastructure-as-code, cloud (AWS/Azure), source control, networking, security reviews, and mentoring.
Nutanix, VMs, Ansible, Chef, Puppet, Linux, Docker, Git, Subversion, AWS, Azure, VLAN, Cisco NSO, Versa, Maven, Jenkins, REST, SOAP, Perl, Shell, Bash, ServiceNow
3mo
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Software Developer, Expert
Herndon or Virginia or United States
$150k-$254k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
11+ YOEU.S. person required and ability to obtain Top Secret/SCI with polygraph. Minimum 11 years software development experience, Bachelor\u0002s in CS/Info Security or equivalent, proficiency with .NET (C#, WPF/XAML, C++), ASP.NET MVC Web API, Python, PowerShell, AWS/Azure, and CI/CD tools.
.NET, C#, WPF/XAML, C++, ASP.NET MVC Web API, HTML/CSS, Python, PowerShell, IIS, AWS, Azure, GitHub, Jira, Jenkins, Confluence, Secure Token Service (STS), DataHound, Microsoft Power BI
6d
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Software Engineer (Developer)
Herndon, Virginia, United States
OnsiteFull Time
Ardent Principles
Ardent Principles: Provides specialized technology and program management services to government agencies.
Active TS/SCI with Full Scope Polygraph required; experience with SharePoint, ServiceNow, Salesforce, Java/NodeJS/Angular/Python, AWS, DevOps tools, Jira/Confluence, and web technologies; strong design and security skills.
SharePoint, ServiceNow, Salesforce, Java, NodeJS, Angular, JavaScript, HTML, CSS, JSON, YAML, XML, XSL, Bootstrap, jQuery, SQL, Python, Maven, Spring, Spring Security, Hibernate, REST, SOAP, Jira, Confluence, Jenkins, Github, AWS CloudFormation, Load Balancer, Autoscaling, Security Groups, S3, KMS
23h
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Associate, Software Engineer (39403)
Herndon, Virginia, United States
$85k-$116k/yr OnsiteFull Time
L3Harris Technologies
L3Harris TechnologiesNYSE: LHX: Aerospace and defense providing mission-critical technology solutions.
Bachelor's in Computer Science/Electrical Engineering (pursuing or recent graduate), familiarity with C/C++/Java, Windows/Linux, ability to obtain DoD security clearance, strong problem-solving and communication skills.
Linux, Windows, C, C++, VC++, Java, Docker, Kubernetes, CUDA
3w
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Software Developer
Herndon, Virginia, United States
HybridFull Time
Bana Solutions
Bana Solutions: Provides software engineering, cybersecurity, and data solutions for government agencies.
3+ YOE3+ years Angular/TypeScript experience including AngularJS→Angular migrations, RxJS expertise, SAFe experience, OGC geospatial standards knowledge, Security+ (or willingness), and active Top Secret clearance required.
Angular, AngularJS, TypeScript, RxJS, Java, Python, Docker, Kubernetes, OpenShift, CI/CD, OGC, WMS, WFS, Tile Services, SAFe