87 application support engineer jobs at 59 companies in Manassas Park, VA
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.NET Application Support Engineer
Ashburn or Harrisburg or Pennsauken
OnsiteFull Time
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
Freedom Technology Solutions Group: Provides geospatial and software engineering solutions for national security agencies.
14+ YOETS/SCI with Polygraph; bachelor’s in a technical field or equivalent experience (14 years); experience supporting enterprise applications (Maximo), Java, SQL, Linux, and troubleshooting across middleware and integrations.
IBM Maximo, Java Server Pages (JSP), Linux, IBM Installation Manager, WebSphere Application Server, SQL, Java, AWS, MySQL, Maven, SpringBoot, Docker, Angular, Git, GitLab, Atlassian Tool Suite, Oracle, Node.JS
AccentureNYSE: ACN: Global professional services firm providing consulting and technology solutions.
3+ YOEMinimum 3 years of L2 production support experience with Grafana, Splunk, Airflow, Dagster, Autosys, Maestro, Dremio, SQL, PostgreSQL, Linux/Unix, and Python or Shell scripting.
CACINYSE: CACI: Provides information technology and professional services to government clients.
2+ YOETS/SCI with Polygraph; 10+ years with HS; 8 with an Associate; 6 with a Bachelor; 4 with a Master; 2 with a Doctorate; Linux admin; AWS; monitoring tools; 24/7 support.
ManTech: Provides technology solutions for defense and intelligence agencies.
4+ YOEBachelor's in IT/CS/MIS or equivalent with 4+ years (or HS diploma with 10+ years); strong SQL/NoSQL, HTML/CSS/JavaScript, REST API familiarity, Postman, Splunk/Datadog, AWS/Azure, ServiceNow experience; active TS/SCI with poly required.
Senior Staff Engineer Field Application Engineering
Washington or Andover
$128k-$176k/yrOnsiteFull Time
Infineon TechnologiesFrankfurt Stock Exchange: IFX: Designs and manufactures semiconductors for power and IoT systems.
5+ YOEBachelor's in EE/CE or related; 5+ years in field/applications engineering supporting power electronics or semiconductors; expertise in GaN/Si MOSFETs, power switching and high-frequency power design; schematic/PCB review experience; strong communication and account management skills.
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
4+ YOERequires 4+ years supporting DoD enterprise architecture, administering F5 BIG-IP, and using proxy solutions; AWS experience, cryptography knowledge, Secret clearance, and high school diploma/GED required.
Los Angeles or Dallas or Denver or Houston or New York City or Orange County or Palo Alto or San Francisco or Washington or Los Angeles
$170k-$200k/yrOnsiteFull Time
Gibson Dunn: A global law firm advising clients on significant transactions and disputes.
8+ YOERequires 8+ years supporting enterprise applications, a bachelor's degree or equivalent experience, advanced SQL, T-SQL, Windows, Linux, PowerShell, integration, security, and troubleshooting expertise.
iManage Work 10, RAVN, iManage Mobility, Threat Manager, Co-Authoring, Closing Folders, SPM, Litera CAM, GDSI, Intapp Wallbuilder, Intapp Integrate, Boomi, Micro Focus Content Manager, IDOL OEM, iCompli, Future In Tech (FiT), Windows Server 2016, Windows Server 2017, Windows Server 2018, Windows Server 2019, Windows Server 2020, Windows Server 2021, Windows Server 2022, Apache, Linux, Windows OS, macOS, AVD, Intapp Walls, Microsoft SQL, T-SQL, PowerShell, REST APIs, AWS, Azure, Office 365, Microsoft SharePoint, Microsoft Teams, ITIL, Lean, Agile, Integration Builder
MetroStar: Provides digital transformation and IT services to government agencies.
5+ YOEActive Top Secret clearance with current or former SCI access, 5+ years supporting application delivery and load balancing, hands-on F5 expertise, troubleshooting, monitoring, documentation, and automation experience.
Clark Construction Group: Constructs large-scale buildings and major civil infrastructure projects.
6+ YOEBachelor's in CS or related; 6+ years supporting Microsoft-stack applications (C#, VB.NET, .NET Framework, Microsoft SQL Server, IIS); experience with WebForms/MVC/WCF, HTML/CSS/JavaScript, troubleshooting, and legacy system modernization.
.NET Framework, C#, VB.NET, WebForms, MVC, WCF, Microsoft SQL Server, T-SQL, IIS, HTML, CSS, JavaScript, RESTful APIs, Git, Microsoft Azure DevOps, Microsoft Azure, AWS, Mendix, Microsoft PowerApps, CI/CD
Recorded Future: Provides AI-driven threat intelligence to protect organizations from cyberattacks.
5+ YOE5+ years in DevOps/SRE/platform roles with strong Kubernetes, Docker, Linux, cloud, networking, CI/CD, and scripting skills; experience with image/VM builds and security integrations.
ElsightASX: ELS: Provides real-time connectivity bonding for unmanned vehicles and drones.
2+ YOE2+ years customer-facing technical support or professional services, networking fundamentals (TCP/IP, VPN, routing, NAT), Linux and Python experience, strong communication, US work authorization, willingness to travel multiple times per month.
Python, Linux, TCP/IP, VPN, routing, NAT, LTE, 5G, RF, SAT
Steampunk: Federal digital transformation and consulting services provider.
Develop and maintain Salesforce applications using Apex, LWC, Flows, and Lightning App Builder; support data migration, security, testing, troubleshooting, Agile collaboration, and developer mentoring.
Myth Software: Provides software development and IT services to federal agencies.
3+ YOE3+ years supporting Java applications (Spring); 1 year Angular; Agile experience with Jira; unit testing; strong communication and collaboration skills; ability to obtain CBP clearance.
Java, Spring, Angular, AngularJS, Jira, Git, Bamboo, Jenkins, SonarQube, Amazon Web Services (AWS), JMS, IBM MQ, ActiveMQ, Oracle, PostgreSQL, Linux
Quevera: Software engineering and cloud solutions for government and defense.
Active TS/SCI with Polygraph required; experience with watch floor monitoring, Linux administration, AWS operations, data pipelines, and DevOps tooling; ability to support rotating 12-hour watch shifts.
Wolf Greenfield: Provides legal services specializing in intellectual property law.
5+ YOEBachelor’s degree preferred; 5+ years supporting legal applications, databases, and enterprise software. Requires SQL, scripting, API integrations, cloud, authentication, reporting, troubleshooting, and communication skills.
iManage, NetDocuments, Aderant, CPi, IPDAS, Microsoft Outlook, Microsoft Word, Microsoft Excel, SQL, PowerShell, Python, Okta, Microsoft Azure, AWS, SAML, OAuth, Active Directory, Power BI, Tableau, Microsoft 365, APIs
Wolf Greenfield: Specialized law firm focused on intellectual property legal services.
5+ YOEBachelor's degree preferred; 5+ years supporting legal applications, databases, and enterprise software. Requires SQL, scripting, API integrations, cloud platforms, authentication protocols, reporting tools, and strong communication skills.
iManage, NetDocuments, Aderant, CPi, IPDAS, Microsoft Outlook, Microsoft Word, Microsoft Excel, SQL, PowerShell, Python, Okta, Azure, AWS, SAML, OAuth, Active Directory, Power BI, Tableau, APIs, middleware, Microsoft 365