101 dotnet engineer jobs at 56 companies in Winchester, VA

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Senior Engineer, Cloud (Grade P11)
Reston, Virginia, United States
HybridFull Time
SES Space & Defense
SES Space & DefenseEuronext Paris: SESG: Provides satellite communications and managed network services for governments.
5+ YOEBachelor's in engineering or related, 5+ years cloud development experience with Azure/AWS using Golang, Python, .NET Core; infrastructure-as-code (Terraform, Ansible); CI/CD (GitLab); containerization; relational/time-series DB design; Secret clearance preferred.
Azure, AWS, Golang, Python, .NET Core, Terraform, Ansible, GitLab, Docker, Kubernetes, ScienceLogic SL1
2mo
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Software Engineer - Cloud Ops / Gov Cloud
Reston or United States
OnsiteFull Time
Icertis
Icertis: Provide AI-powered contract lifecycle management software for enterprises.
Experience in cloud platform engineering and automation (PowerShell, Ansible, Terraform), strong C#/ASP.NET skills, Azure platform knowledge, container/serverless experience (AKS, Docker), and collaboration skills.
PowerShell, JavaScript, Linux, BashShell, Ansible, Terraform, JSON, YAML, C#, ASP.NET, IIS, Azure Function Apps, Kubernetes Service (AKS), Docker, Microsoft SQL, Azure SQL, C++, MVC, Java, Python, Web API, Microsoft Teams, Microsoft SharePoint, ADO, Azure Portal, Azure DevOps, Visual Studio Code, Azure DevOps pipelines, Azure ARM Templates
1w
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Cloud Developer/Software Engineer (Expert)
Herndon, Virginia, United States
$150k-$254k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA.: Produces advanced defense, aerospace, and information security systems.
11+ YOEBachelor's in CS or related, 11+ years software development, proficiency in Java and C#, cloud experience (AWS/Azure/GCP/Oracle), DevOps tools (Jira, GitHub, Jenkins), scripting (Python or PowerShell), SQL and SSMS, Top Secret/SCI polygraph and U.S. person required.
Java, C#, React, Node.js, TypeScript, .NET, AWS, Azure, Google Cloud, Oracle, Jira, GitHub, Jenkins, Python, PowerShell, Windows, Linux, SQL, Microsoft SQL Server Management Studio, Ansible
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Lead Senior Cloud Platform Engineer
Reston, Virginia, United States
OnsiteFull Time
Stanley Martin Homes
Stanley Martin Homes: Designs and builds residential homes and master-planned communities.
8+ YOE8+ years cloud engineering experience focused on Azure PaaS, AKS/container orchestration, IaC (Terraform/Bicep), Python/Go/.NET coding, CI/CD pipelines, observability, and secure identity/secret management.
Azure Container Apps, AKS, Kubernetes, API Management, Service Bus, Event Grid, Azure Databricks, Snowflake, Terraform, Bicep, GitHub Actions, Azure DevOps, Application Insights, Log Analytics, Docker, Python, Go, .NET, Managed Identities, Azure Key Vault
1w
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Senior DevSecOps & Systems Engineer (Full Stack)
Sterling, Virginia, United States
HybridFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
7+ YOEExpertise in SecDevOps, CI/CD security (SAST/DAST/SCA), scripting (Python/Bash/PowerShell), full-stack development, cloud (AWS/Azure/GCP), systems engineering, Linux/Windows server, and security hardening; ability to lead projects and mentor others.
Jenkins, GitLab CI, Git, Ansible, Docker, Kubernetes, SAST, DAST, SCA, Python, Bash, PowerShell, React, Angular, Vue, Node.js, TypeScript, Java, .NET, AWS, Azure, Google Cloud, IAM, DISA STIGs, CIS Benchmarks, Terraform, CloudFormation, OPA, Sentinel, DOORS, Jama, Prometheus, Grafana, ELK, Splunk
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Security & Compliance Engineer, AWS Security Assurance Services, LLC
Austin or Nashville or Seattle or Arlington or Herndon or Houston or Dallas
$138k-$202k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
3+ YOE3+ years security engineering and programming experience; bachelor's degree in STEM or equivalent IT security experience; experience with threat modeling, secure design, IaC, AWS security services, code review, and communicating complex technical concepts.
Python, Ruby, Go, Swift, Java, .NET, C++, TypeScript, Node.js, Terraform, AWS CDK, CloudFormation, cfn-guard, OPA Rego, Cedar, IAM, KMS, VPC, Lambda, CloudTrail, CloudWatch, EventBridge, Security Hub, Config, SCP, RCP, CI/CD, AWS Control Tower, Model Context Protocol (MCP)
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Platform DevOps Engineer
Chantilly, Virginia, United States
$62k-$141k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
3+ YOE3+ years AWS experience, Infrastructure-as-Code (Helm/Terraform/Ansible), .gitlab-ci.yml pipeline skills, containerization (Docker) for C/C++/C# apps, Secret clearance required; bachelor's+1 year or 5+ years software development.
AWS, Helm, Terraform, Ansible, .gitlab-ci.yml, Docker, C++, C, C#, HTML, CSS, JavaScript, Angular, React, Vue.js, .NET, ASP.NET Core, Node.js, MySQL, SQL Server, MongoDB, Google Cloud Platform, Azure, WebAssembly, RESTful APIs, Linux shell scripting
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Software Developer (SME)
Herndon or McLean or Virginia or United States
$150k-$254k/yr HybridFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
16+ YOETop Secret/SCI polygraph clearance required, U.S. person required, 16+ years software development experience, bachelor’s degree, proficiency in Java and C#, React, Node.js, TypeScript, .NET, cloud platforms, DevOps tools, and scripting (Python or PowerShell).
Java, C#, React, Node.js, TypeScript, .NET, AWS, Azure, Google Cloud, Oracle, Jira, GitHub, Jenkins, Python, PowerShell, Windows, Linux, Ansible
2mo
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Senior Software Developer
Herndon, Virginia, United States
OnsiteFull Time
VTG
VTG: Provides force modernization and digital transformation for defense agencies.
6+ YOETop Secret/SCI with Poly required,6+ years software development,BS or equivalent,proficiency with .NET(C#,WPF/XAML,C++),ASP.NET MVC,HTML/CSS,Python,PowerShell,AWS,Azure,GitHub,Jira,Jenkins,Confluence,STS,DataHound,PowerBI,Windows administration.
.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 PowerBI
1mo
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.NET Application Support Engineer
Ashburn or Harrisburg or Pennsauken
OnsiteFull Time
TransCore
TransCore: Provides electronic tolling and intelligent traffic management solutions.
3+ YOE3+ years supporting or developing .NET applications, strong C# debugging, PowerShell scripting, IIS management, T-SQL/MS SQL proficiency, and experience with monitoring and automation; bachelor’s degree or equivalent.
C#, .NET Core, .NET Framework, ASP.NET MVC, Web API, PowerShell, IIS, T-SQL, Microsoft SQL Server, Event Viewer, Serilog, Log4Net, Azure, Google, AWS, Docker, Azure DevOps, Jenkins, GitHub Actions, Jira
2w
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Test Automation & DevOps Engineer
Chantilly, Virginia, United States
$94k-$198k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
5+ YOETS/SCI with polygraph, Bachelor’s degree, 5+ years technical experience, Python and C++ proficiency, hypervisor and IaC experience, Docker and CI/CD familiarity, database and authentication knowledge.
Ansible, Terraform, Bamboo, Bitbucket, Confluence, Jira, Python, C++, Docker, CI/CD, OAuth, JWT, OpenID Connect, SQL Server, MongoDB, Kubernetes, Helm, ElasticSearch, ELK, Go, Rust, C#, .NET Core, VMware, KVM, Proxmox, Harvester, Swagger
1mo
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(USA) Software Engineer III, Information Security
Herndon or Bentonville
$90k-$216k/yr OnsiteFull Time
Walmart
WalmartNYSE: WMT: Multinational retail operating discount stores and supermarkets.
3+ YOE3–5 years software engineering experience; expertise in certificate lifecycle management, PKI, TLS; proficiency in Java, Python, or Go; familiarity with observability, cloud (GCP/Azure), and infrastructure-focused engineering.
Java, Python, Go, GCP, Azure, Subversion, Git, Librarian, Oracle, DB2, Microsoft SQL Server, SQL, SAP, Microsoft PowerShell, Cobol, Rexx, .NET
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Senior Applications Developer
Germantown or Oak Ridge or Lemont
$135k-$216k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
12+ YOEBachelor's degree in CS/IT/Software Engineering (or equivalent experience), US citizen able to obtain DOE clearance, extensive experience with Jira/Atlassian Cloud migrations, Azure development, Java/.NET/JavaScript, SQL and web server administration.
Jira, Confluence, Atlassian Cloud, Atlassian Custom Developer Tools, Java, JavaScript, .NET, C++, C#, HTML, CSS, SQL, SQL Managed Instance, Azure App Service, Azure SQL Managed Instance, Azure DevOps, PowerShell, WebSphere, IIS, Eclipse, ServiceNow, Oracle BI, SQL Stored Procedures, Microsoft Visual Studio, Microsoft Power Platform
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Web Developer Security Engineer
Chantilly or United States
$120k-$135k/yr OnsiteFull Time
Applied Intellect
Applied Intellect: Provides professional, technical, and human services to government agencies.
3+ YOE3+ years in web application or application security, proficiency with .NET/C#, modern web stacks, WAF/FIM, log analysis, DevSecOps automation, and current AppSec/offensive/foundational certifications; bachelor\u0002s degree required.
.NET, C#, MVC, WCF, HTML5, CSS3, JavaScript, REST APIs, SQL, GitHub Copilot, OpenAI API/Codex, Python, Node.js, Java, React.js, TypeScript, OWASP Top 10, WAF, FIM, Wireshark, SIEM, IDS/IPS, NDR, EDR, Docker, Kubernetes, AWS
1mo
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Senior Applications Developer
Germantown, Maryland, United States
$135k-$216k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
12+ YOEUS citizen able to obtain DOE clearance. Bachelor's in CS/IT/Software Engineering (or equivalent experience), 12+ years' relevant experience (alternates allowed). Strong Java/JavaScript/.NET, Azure (App Service, SQL Managed Instance, DevOps), Atlassian Cloud/Jira, SQL and web server administration skills.
Jira, Confluence, Java, JavaScript, Azure App Service, Azure SQL Managed Instance, Azure DevOps, .NET, HTML, CSS, C++, C#, SQL, Oracle BI, PowerShell, Eclipse, Atlassian Custom Developer Tools, Visual Studio, IIS, ServiceNow, Microsoft Power Platform, SQL Stored Procedures, WebSphere
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Software Engineer
Reston, Virginia, United States
$130k-$145k/yr OnsiteFull Time
Endurance IT Services
Endurance IT Services: Managed IT services, cybersecurity, and technology staffing provider.
5+ YOE5+ years building and supporting enterprise applications with Dynamics 365 CRM, .NET/C#, SQL, and Azure; strong integration, troubleshooting, and communication skills.
Microsoft Dynamics 365 CRM, .NET, C#, SQL, Azure Functions, App Services, API Management, Service Bus, Logic Apps, Key Vault, Azure SQL
1mo
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DevSecOps Engineer
Reston, Virginia, United States
OnsiteFull Time
BruckEdwards
BruckEdwards: Provides IT modernization and identity management for federal agencies.
Bachelor's in an IT field (May/Dec 2026 grads acceptable), U.S. citizenship, able to obtain Public Trust (NACI). Preferred: Python, Java, JavaScript, Bash, Microsoft .NET/M365/Azure, AWS, Linux (CentOS/Red Hat).
Python, Java, JavaScript, Bash shell scripting, Microsoft .NET, Microsoft Azure, Microsoft M365, Amazon AWS, Linux OS (CentOS/Red Hat), SharePoint, O365
1mo
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Software Engineer
Chantilly, Virginia, United States
$100k-$120k/yr HybridFull Time
Edgesource Corporation
Edgesource Corporation: Providing mission-ready national security and IT solutions.
Active TS/SCI FSP clearance required; demonstrated enterprise software experience; hands-on with Microsoft .NET Core; desired experience with JavaScript/TypeScript, Angular, C#, Java, and Python.
Microsoft .NET Core, JavaScript, TypeScript, Angular, C#, Java, Python
2mo
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Software Engineer
Herndon, Virginia, United States
$130k-$265k/yr OnsiteFull Time
Accenture Federal Services
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
4+ YOE4-7+ years in software development across data, application, and UI layers; APIs, cloud, and data tooling experience; TS/SCI clearance.
Java, C#/.NET, SQL, JavaScript, HTML, XML, Python, R, Spark, Apache Iceberg, EMR, NiFi, Kubernetes
1mo
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Full Stack Developer
Herndon, Virginia, United States
OnsiteFull Time
Echelon Services
Echelon Services: Provides IT and security services to federal government agencies.
Requires a Bachelor's or Master's in CS/Software Engineering, ability to pass a Tier 1 DOD background investigation, experience with .NET Core, ASP.NET Core (C#), Angular/TypeScript, REST APIs, Go, Azure Government, containerized microservices, and CI/CD/DevSecOps practices.
.NET Core, ASP.NET Core, C#, Angular, TypeScript, REST APIs, Go (Golang), Azure Government, CI/CD