Top Tech Jobs & Startup Jobs in Washington DC,

Support day-to-day AP, AR, and travel & expense processes: process and code invoices, post cash receipts, assist payment runs, reconcile subledgers, review expense reports, onboard vendors, and support month-end close and continuous improvements.

Support FBI investigations by collecting, reconciling, and analyzing information from multiple sources; maintain case files and databases; prepare reports and status updates; perform word processing and coordinate requests to ensure deadlines and accuracy.

The Senior Director of Policy Marketing at NVIDIA will drive marketing strategies to engage government entities on AI policies, develop campaigns, and create impactful content to support national innovation and security initiatives.

Lead technical engagement for autonomous aerial systems in defense, integrating NVIDIA software and collaborating with industry leaders to optimize flight-ready solutions.

The Senior Network Engineer oversees the organization's network infrastructure, ensuring security compliance and efficient maintenance. Responsibilities include designing secure network architectures, managing cloud networking, troubleshooting issues, and enforcing security policies.

Design and deliver AI-enabled features for web workflow applications using LLMs and agentic patterns. Build POCs and production-ready RAG pipelines, implement orchestration frameworks, integrate LLM APIs, establish observability and guardrails, maintain full-stack apps, participate in CI/CD and code reviews, and document technical implementations.

Provide administrative support to HHS OCR including complaint intake, printing/mailing complaint packages and closure letters, triage of new complaints, and routine office tasks using common computer applications.

Coordinate secure transport, handling, and accountability of classified and sensitive materials; maintain chain-of-custody and operational documentation; manage routing, dispatch, tracking, and reporting; interface with Government and security stakeholders; support operational planning, inventory and GFE accountability; respond to surge or contingency operations while ensuring compliance with security and transportation procedures.

As an Attorney-Advisor, you will provide legal analysis and advice on trade issues, represent the U.S. in trade disputes, negotiate agreements, and review legislation affecting U.S. trade.

Lead the ERAS integration ecosystem modernization and operational excellence for APIs and web services. Own roadmap, product requirements, backlog, and stakeholder discovery. Manage production reliability, incident response, API SLAs, developer experience, and data governance to ensure secure, governed, and resilient data connectivity with external partners.

Provide high-quality support and onboarding to medical school admissions offices: respond to inquiries, conduct product demos and training, manage DES/participation agreements, track issues and escalate complex cases, perform user acceptance testing, verify cyclical program and admission data, and proactively engage schools to improve retention and product use.

Provide expert support to the Secretary of the Air Force for Acquisition, focusing on advanced air systems, systems engineering, and operational analysis.

Build and maintain production-grade APIs, services, developer tooling (SDKs, CLIs, validators), and documentation. Implement CI/CD, infrastructure as code, cloud environments, and observability. Collaborate across disciplines, mentor teammates, troubleshoot production issues, and use AI tools responsibly to improve delivery.

Lead and coach an in-house timeshare sales line to maximize net sales, mentor sales associates, promote Hilton Grand Vacations culture, and maintain professional standards while working flexible schedules.

Sell vacation ownership packages to hotel guests using proven sales techniques; build relationships, meet/exceed sales targets, provide exceptional customer service, follow up leads, and participate in ongoing training.