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116 api support jobs at 87 companies in Washington, DC

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Kong / API Gateway Surge Engineer
Washington, District of Columbia, United States
$150k-$170k/yr RemoteFull Time
West 4th Strategy
West 4th Strategy: Provides technology and professional services to federal government agencies.
7+ YOE7+ years engineering experience with Kong or equivalent API gateway, CI/CD/GitOps integration, migration support, observability integration, and documentation for government acceptance.
Kong, GitOps, CI/CD, DevSecOps
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1w
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PLM Support Lead
Mclean or Richmond
$82k-$193k/yr HybridFull Time
Capgemini
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
7+ YOE7+ years supporting ENOVIA/3DEXPERIENCE, PLM configuration and customization, integrations with SAP/Salesforce/BIOVIA, programming in Java/JavaScript/SQL/Tcl, Git and Azure DevOps experience, strong stakeholder and troubleshooting skills.
ENOVIA/3DEXPERIENCE, SAP, BIOVIA, Salesforce, APIs, SOAP, XML, Java, JavaScript, SQL, Tcl, Git, Azure DevOps
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1w
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Technical Customer Support Specialist
Washington or San Francisco
$78k-$90k/yr HybridFull Time
Authorium
Authorium: Cloud-based administrative operations platform for government agencies.
Provide technical customer support for a government-focused SaaS platform including troubleshooting API integrations, managing support lifecycle, writing clear technical responses, and participating in on-call rotations.
Ruby on Rails
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1mo
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Technical Support Engineer
Washington or Arkansas or Arizona or California or Colorado or Connecticut or District of Columbia or Delaware or Florida or Georgia or Illinois or Indiana or Kansas or Kentucky or Massachusetts or Maryland or Michigan or Minnesota or North Carolina or New Hampshire or New Jersey or New York or Ohio or Oregon or Pennsylvania or South Carolina or Texas or Virginia or Washington or Wisconsin or Wyoming
$95k-$115k/yr RemoteFull Time
OPEXUS
OPEXUS: Software for government process management and legal data discovery.
2+ YOEUS citizen with current Secret clearance, 2+ years eDiscovery experience, CS/IT degree or equivalent, skills in PostgreSQL/Postgres, ELK Stack, Redis, Rabbit MQ, API servers, data analysis, ticketing, and customer-facing technical support.
ELK Stack, PostgreSQL, Redis, Rabbit MQ, API servers, Postgres
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3mo
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Product Support Engineer
New York or Los Angeles or Chicago or Seattle or San Francisco or San Diego or Reston or Santa Monica or Palo Alto or Washington DC or Boston or Colorado
$120k-$175k/yr HybridFull Time
Cooley
Cooley: Provides legal counsel to technology and life sciences companies.
4+ YOE4+ years in application/product support or QA; experience with SaaS/enterprise web apps; strong diagnostic skills; familiarity with APIs, authentication, data validation; able to work extended hours and travel; proficient with Azure DevOps, Jira, Confluence.
Azure DevOps, Jira, Confluence, SQL, JSON, XML
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1mo
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Technical Customer Support Manager
New York City or Palo Alto or Washington or Atlanta or Boston
$100k-$130k/yr HybridFull Time
Quantifind
Quantifind: AI-driven platform for financial risk and fraud detection.
3+ YOE3+ years in customer-facing technical support or similar in SaaS/fintech; strong troubleshooting; REST APIs, logs, debugging tools, or SQL; Jira/Zendesk; clear communication; self-starter.
REST APIs, SQL, Jira, Zendesk, logging tools, documentation tools
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3w
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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
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2mo
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AI Engineering Support SME
Washington, District of Columbia, United States
$135k-$216k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
16+ YOEBachelor’s 16+ yrs or Master’s 14+ yrs in CS/Engineering/Data Science; US Citizenship; ability to obtain Public Trust; enterprise AI/ML, automation, analytics experience; generative AI/LLMs; AI orchestration; PyTorch/TensorFlow; LangChain/AutoGen; APIs, microservices, cloud, CI/CD, Kubernetes; AI governance and security.
PyTorch, TensorFlow, LangChain, AutoGen, APIs, Microservices, Kubernetes, CI/CD, Cloud Technologies
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1mo
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Intelligence Support Engineer
Annapolis Junction, Maryland, United States
$85k-$142k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
4+ YOEActive TS/SCI with polygraph required; U.S. citizenship; 4+ years integrating intelligence data into technical systems; proficiency with STIX/TAXII/JSON/XML, APIs, Python/Java, and database technologies.
STIX, TAXII, JSON, XML, Python, Java, RESTful API, SQL, NoSQL, graph databases, ThreatConnect, Anomali, MISP, SIEM, SOAR
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3w
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AI Delivery & Support Specialist
Mc Lean or Lombard or Shreveport or Overland Park
$70k-$80k/yr RemoteFull Time
Ntiva
Ntiva: Provides managed IT services and cybersecurity solutions for businesses.
Hands-on Microsoft 365 administration, Claude/LLM tooling, secure configuration and governance, API/SSO integrations, service-delivery and client-facing skills, and project/engagement management.
Claude, Microsoft 365, Entra ID, Purview, Teams, SharePoint, Outlook, Microsoft 365 admin center, Anthropic
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3w
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Quality Assurance & Support Engineer
Rockville, Maryland, United States
$80k-$95k/yr OnsiteFull Time
Axle Informatics
Axle Informatics: Provides bioscience and IT solutions for biomedical research.
2+ YOEBachelor's degree or equivalent experience, 2+ years QA/testing experience, experience with automated frameworks (Playwright/Selenium/Cypress), API testing, Git and CI/CD, familiarity with AI/LLM-assisted testing, and strong communication skills.
Node.js, Angular, Playwright, Selenium, Cypress, RESTful APIs, Git, CI/CD, AWS, Azure, LLM
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2mo
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AI Engineering Support SME
Washington, District of Columbia, United States
$135k-$216k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
14+ YOEBachelor's in a technical field with 16+ years experience or Master's with 14+ years; US citizenship; ability to obtain Public Trust; experience with AI/ML, AI governance, APIs, cloud, and AI software development.
PyTorch, TensorFlow, LangChain, AutoGen, APIs, Microservices, Kubernetes, CI/CD, Cloud
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1mo
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ServiceNow Support Specialist (Muntinlupa City, National Capital Region (NCR), PH, 1781)
Muntinlupa City or Manila or Columbia
OnsiteFull Time
W. R. Grace
W. R. Grace: Manufacturer of specialty chemicals and high-performance catalyst technologies.
3+ YOE3+ years hands-on ServiceNow experience; strong knowledge of core tables, JavaScript, Glide API, Flow Designer, UI development; familiarity with HRSD lifecycle and ITIL; experience with integrations, REST/SOAP, platform upgrades, performance tuning, and stakeholder management.
ServiceNow, ITSM, HRSD, MDM, S2P, SuccessFactors, CMDB, AD, REST, SOAP, IntegrationHub, JavaScript, Glide API, Flow Designer, ServiceNow ATF (Automated Test Framework)
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1mo
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Full Stack Software Engineer - QA Support Engineer
Tysons or United States
$110k-$125k/yr RemoteFull Time
LMI
LMI: Delivers management, technology, and analytics solutions for federal agencies.
5+ YOEBachelor's degree or equivalent, 5+ years supporting web application development or software testing; experience with TypeScript/Angular, C#/ASP.NET, SQL Server, API testing, CI/CD, Agile, and strong customer-facing communication.
TypeScript, Angular, HTML, CSS, C#, ASP.NET MVC, ASP.NET Web API, .NET, Microsoft SQL Server, T-SQL, SSMS, Postman, Swagger/OpenAPI, Azure App Service, Application Insights, Git, Jira, Azure Boards, SAML, OAuth, Okta SSO
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1mo
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Network Engineer, Foundation & Support
Denver or Reston or Menlo Park
$162k-$227k/yr OnsiteFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
10+ YOE10+ years automation experience in large-scale networking, Linux and Python proficiency, knowledge of Optical/L2/L3, REST APIs, network devices, and experience leveraging AI-assisted tools; Bachelor's in CS or equivalent required.
Linux, REST APIs, Python, Claude, Copilot, Code generation models, C, C++, Go, Rust
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1mo
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Senior Application Engineer I
Philadelphia or Chicago or New York City or Los Angeles or Washington
$133k-$183k/yr HybridFull Time
Kirkland & Ellis
Kirkland & Ellis: Provides legal services for corporate, litigation, and transactional matters.
8+ YOEBachelor's or equivalent experience, 8+ years in advanced application support/configuration, expertise with e-discovery platforms, APIs/ETL, Microsoft SQL, Linux, REST APIs, PowerShell, and strong communication and problem-solving skills.
Relativity Server/One, Reveal, BrainSpace, APIs, ETL, Microsoft SQL, Linux, REST APIs, PowerShell
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2w
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Data Engineer
Alexandria, Virginia, United States
$120k-$130k/yr OnsiteFull Time
National Capitol Contracting
National Capitol Contracting: Provider of IT, audio-visual, and data analytics services.
Experience engineering enterprise data integrations, APIs, scripting, SQL, ETL, production support and troubleshooting; strong analytical and documentation skills.
Microsoft 365, APIs, SQL, ETL
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4w
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Director, Quality Assurance & External Custom
Arlington, Virginia, United States
HybridFull Time
AAMVA
AAMVA: Provides standards and systems for motor vehicle administration.
12+ YOE12+ years in software quality/test engineering with manager-of-managers experience; deep technical expertise in API/contract testing, test automation, CI/CD, microservices on cloud (Azure preferred); experience owning external technical support and incident/escalation management.
Azure, App Service Plans, AKS, API Management, Cosmos DB, Azure SQL, Synapse, Power BI, Selenium, Playwright, Cypress, Pact, REST, CI/CD
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1mo
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Engineer III, Hogan Applications
Papillion or McLean
$85k-$189k/yr HybridFull Time
PenFed
PenFed: Member-owned financial institution providing consumer banking and lending services.
10+ YOE10+ years Hogan Applications Development / IT Delivery Projects; 7+ years Hogan Architecture design and support; expert in Hogan modules; COBOL/Assembler; API integration; AI-assisted development; strong production support and SDLC practices.
COBOL, JCL, Easytrieve, REXX, Assembler, VSAM, APIs, AI tools, Snowflake
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3w
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Sales Engineer, Matterport - Arlington, VA
Arlington, Virginia, United States
$125k-$177k/yr OnsiteFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Global provider of commercial and residential real estate data.
5+ YOEBachelor's degree, 5+ years supporting B2B SaaS in pre-sales or technical support, expertise with APIs/SDKs, JavaScript and GraphQL, cloud security (AWS, SAML, OAuth), strong executive communication, ability to travel up to 50%.
APIs, SDKs, JavaScript, GraphQL, AWS, SAML, OAuth, Autodesk, SketchUp, Procore, PlanGrid, Unity, Unreal Engine
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