61 prompt engineer jobs at 35 companies in Virginia

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AI Prompt Engineer
Ashburn, Virginia, United States
$67k-$133k/yr HybridFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
1+ YOEU.S. citizen required. Bachelor’s in CS or related (or equivalent),1+ year hands-on LLM experience,0–3 years software development experience,experience with Python or JavaScript/TypeScript,and familiarity with prompt engineering and RAG concepts.
OpenAI GPT, Llama, Gemini, Python, JavaScript, TypeScript
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AI Prompt Engineer
Ashburn, Virginia, United States
$67k-$133k/yr HybridFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
0+ YOEU.S. citizen able to pass CBP background check, bachelor’s degree or equivalent, 0–3 years software development experience, 1+ year with LLMs, Python or JavaScript/TypeScript experience, familiarity with prompt engineering and RAG.
Large Language Models (LLMs), OpenAI GPT, Llama, Gemini, Python, JavaScript, TypeScript, Retrieval Augmented Generation (RAG)
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Prompt Engineer
McLean, Virginia, United States
$115k-$140k/yr OnsiteFull Time
Steampunk
Steampunk: Provides digital transformation and IT consulting for federal agencies.
5+ YOEBachelor's in a related field, 5+ years total experience with 2+ years in AI/ML or related roles; ability to hold Public Trust; experience designing/testing prompts, RAG and retrieval strategies, Python and AI frameworks (LangChain, LlamaIndex).
LangChain, LlamaIndex, Python, GPT, Claude, Gemini, Llama, RAG
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Jr. AI Prompt Engineer
Ashburn or United States
RemoteFull Time
Ignite IT
Ignite IT: Provides digital transformation and cloud solutions to federal agencies.
U.S. citizen with bachelor's degree or equivalent; experience applying AI tools and designing prompts for generative AI; strong analytical, communication, and requirements-gathering skills; ability to support AI adoption and training.
n8n, Make.com, Zapier, LangFlow, APIs
2mo
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AI Prompt and Skills Engineer
Raleigh or Indianapolis or Atlanta or Richmond or Tysons Corner or Ft. Lauderdale or West Warwick or Austin or Denver or Orlando or Charlotte or Greenville or Jeffersonville or Alpharetta or Tampa or Nashville or Cincinnati or Louisville or Augusta or Rockville or Chicago or Reading or Pittsburgh
$116k-$175k/yr RemoteFull Time
Cherry Bekaert
Cherry Bekaert: Provides accounting, tax, and business advisory services to organizations.
Bachelor’s degree in Computer Science, Data Science, Information Systems, Engineering; hands-on prompt engineering; familiarity with AI platforms; strong documentation and collaboration.
Anthropic Claude, Microsoft Copilot, AI development frameworks, Prompt engineering tooling
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AI Engineer
Arlington, Virginia, United States
$78k-$176k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
2+ YOE2+ years ML engineering experience; AI/LLM experience; prompt engineering; Python; cloud platforms; REST APIs; secret clearance eligibility; bachelor’s degree.
Python, AWS, Azure, GCP, LangChain, LlamaIndex, OpenAI, Anthropic, Weaviate, OpenSearch, Docker, CI/CD, REST APIs, LLMs, Embeddings
3d
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Distinguished Engineer
McLean or Richmond or New York City or San Jose or Cambridge or Plano or San Francisco
$245k-$335k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Provides credit card, banking, and auto loan services.
7+ YOEBachelor's degree; 7+ years in software engineering and solution architecture; 5+ years shipping cloud platforms; 3+ years with LLM systems, RAG, embeddings, prompt tooling, and model governance.
LLM, RAG, Java, Python, Go, JavaScript, TypeScript, Swift, BGP, Wi-Fi, SD-WAN
3d
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Distinguished Engineer
McLean or Cambridge or Richmond or Plano or San Francisco or San Jose or New York City
$245k-$335k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
7+ YOEBachelor's degree, 7+ years in software engineering and solution architecture, 5+ years shipping cloud platforms, and 3+ years with LLM systems including RAG, embeddings, prompt tooling, and model governance.
Java, Python, Go, JavaScript, TypeScript, Swift, RAG, BGP, Wi-Fi, SD-WAN
2d
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Distinguished Engineer
McLean or Richmond or New York City or San Jose or Cambridge or Plano or San Francisco
$245k-$335k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: A diversified financial services providing banking and credit products.
7+ YOEBachelor's degree, 7+ years in software engineering and solution architecture, 5+ years shipping large-scale cloud platforms, and 3+ years with LLM systems including RAG, embeddings, prompt tooling, and model governance.
LLM, RAG, Java, Python, Go, JavaScript, TypeScript, Swift, BGP, Wi-Fi, SD-WAN
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Forward Deployed Engineer
Alabama or Oklahoma or Mississippi or Philippines or Nigeria or Kentucky or Kansas or Louisiana or Tennessee or Jamaica or Utah or Georgia or Texas or Virginia or Idaho or Iowa or Costa Rica or Indiana
RemoteFull Time
ModSquad
ModSquad: Provides outsourced customer support and digital engagement services.
5+ YOE5+ years in technical implementation/solutions engineering or consulting; proven experience building and deploying production agentic AI systems; strong API/integration skills, prompt engineering and observability; excellent communication.
API
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AI Process Integration Engineer
McLean, Virginia, United States
OnsiteFull Time
Geo Owl
Geo Owl: Provides geospatial intelligence and remote sensing for defense missions.
10+ YOEBachelor's in CS/IS/Engineering, 10+ years in AI/ML deployment or systems integration, 5+ years supporting IC/DoD/federal analytic environments, expertise in prompt engineering, BPMN, Lean Six Sigma, Agile, and active TS/SCI with CI polygraph.
AI/ML, BPMN, Lean Six Sigma, Agile
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AI Process Integration Engineer, Senior (TS/SCI w/ Polygraph)
McLean, Virginia, United States
OnsiteFull Time
Praescient Analytics
Praescient Analytics: Provides data analytics and intelligence for national security missions.
10+ YOEActive TS/SCI with CI Polygraph required; 10+ years in AI/ML tool deployment or systems integration with 5+ years supporting the IC/DoD/Federal law enforcement; Bachelor's in CS/IS/Engineering; hands-on AI/ML tool configuration, prompt engineering, BPMN, and process improvement.
AI/ML, BPMN
2w
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AI Security & LLM Engineer
Reston, Virginia, United States
OnsiteFull Time
AnaVation
AnaVation: Providing technical engineering and cybersecurity solutions for federal agencies.
8+ YOEActive TS/SCI with CI polygraph, bachelor\u0002s and 8+ years relevant experience, IAT Level II and CSSP certifications required, proficiency in Rust or Python, experience with RAG pipelines, prompt injection defense, and token optimization.
Rust, Python, ChatGPT, Grok, Claude, Claude Code, Codex
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A.I. Process Integration Engineer - SME - TS & CI Poly required to apply - NCR
Reston, Virginia, United States
$215k-$225k/yr OnsiteFull Time
Bow Wave
Bow Wave: Provides national security, intelligence, and IT services to government agencies.
10+ YOEBachelor's in CS/IS/Engineering, 10+ years in AI/ML tool deployment or systems integration, 5+ years supporting IC/DoD/Federal analytic environments, TS/SCI with CI Poly required, proficiency with BPMN, prompt engineering, Lean Six Sigma, and Agile.
AI/ML, BPMN, Lean Six Sigma, Agile
2w
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Software Engineer II
Richmond, Virginia, United States
$108k-$140k/yr HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Provides global real estate information, analytics, and online marketplaces.
3+ YOEBachelor's degree,3+ years production front-end experience,proficiency with React,TypeScript,Tailwind CSS,experience with AI/LLMs and prompt engineering,unit testing and Agile.
React, TypeScript, Tailwind CSS, Jest, React Testing library, Webpack, Babel, Redux, Context API, CI/CD, Git, .NET Core, SQL Server, Dynamo, Elastic Search, Node.js, AWS S3, Lambda, SQS, Kafka, Redis
2w
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GenAI Developer
Reston or Plano
$123k-$157k/yr HybridFull Time
CGI
CGINYSE: GIB: Provides information technology and business consulting services.
8+ YOE8+ years software engineering experience, 2–3 years hands-on AI/ML and prompt engineering, Python and SQL proficiency, AWS (SageMaker/S3/Redshift/Lambda), ETL and RAG experience, vector DB and visualization exposure; Bachelor's required.
Python, SQL, Amazon Web Services, SageMaker, S3, Redshift, Lambda, Anthropic Claude, Sonnet, FAISS, Pinecone, Power BI, Tableau
3w
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Machine Learning Engineer
Chantilly, Virginia, United States
OnsiteFull Time
Elder Research
Elder Research: Provides data science, machine learning, and predictive analytics consulting services.
3+ YOEActive TS/SCI+CI poly required, Bachelor's with minimum 3 years' experience, proficiency in Python and SQL, familiarity with JavaScript, containerization, REST/FastAPI, agentic AI, NLP, and prompt engineering.
Python, SQL, Javascript, Docker, Rocky Linux, Rest, FastAPI, Langchain, LangGraph, OpenAI Agents, Pydontic, UVicorn, Streamlit, AWS, Mandiant
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Palantir Forward Deployed Engineer
Chicago or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or New York or Cleveland or Oklahoma City or Austin or Albany or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$54k-$235k/yr HybridFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
3+ YOE3+ years data engineering; 1+ year Palantir Foundry experience; 1+ year prompt engineering/AIP; 3+ years cloud (AWS/Azure/GCP); 3+ years Python/PySpark/Java; Bachelor's in CS/Engineering or equivalent; strong communication.
Palantir Foundry, Palantir Gotham, Artificial Intelligence Platform (AIP), Python, TypeScript, PySpark, Java, AWS, Azure, GCP, Git, GitHub, GitLab, Jenkins
1d
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Palantir Forward Deployed Senior Engineer
Albany or Arlington or Atlanta or Austin or Beaverton or Bentonville or Boston or Carmel or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Des Moines or Detroit or Hartford or Houston or Irving or Kirkland or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or Nashville or New York City or Oklahoma City or Overland Park or Philadelphia or Pittsburgh or Raleigh or Redmond or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or Walnut Creek or United States
$80k-$305k/yr HybridFull Time
Accenture
AccentureNYSE: ACN: Global professional services firm providing consulting and technology solutions.
5+ YOERequires 5+ years in data engineering, 3+ years with Palantir Foundry, 3+ years in prompt engineering and applied AI, 5+ years with cloud platforms, and 5+ years in Python, PySpark, or Java.
Palantir Foundry, Palantir Gotham, Palantir Artificial Intelligence Platform (AIP), Python, TypeScript, PySpark, Java, Amazon Web Services (AWS), Microsoft Azure, Google Cloud Platform (GCP), Git, GitHub, GitLab, Jenkins, JavaScript
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AI Native Software Engineer II
Seattle or Arlington
$144k-$180k/yr HybridFull Time
Remitly
RemitlyNASDAQ: RELY: Provides digital cross-border money transfer services for global customers.
Proficiency with AI coding agents and prompt engineering, full-stack application knowledge (frontend, backend, data, infrastructure), familiarity with web architectures, ability to read usage analytics, and strong communication skills.
AI coding agents