963 Llm Engineer Contract jobs in Ashburn,VA

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AI Engineer 4 (AI Foundations, LLM Core and Agentic AI)

Capital One

Mc Lean, VA 22101

Senior Systems Engineer

SAIC

Springfield, VA 22153

~ 41 min Onsite

Bachelor's degree and 5 years or more experience providing technical project management and systems engineering in support of DoW and/or IC acquisition programs. Additional years of experience accepted in lieu of a degree.
Candidate must be a US Citizen.
An active TS/SCI with the ability to complete a counter-intelligence scope polygraph (CI Poly; post-hire).

New, Posted 9 hours ago

ZipRecruiter

AI Engineer 5 (LLM Gateway, FM Hosting)

Capital One

Mc Lean, VA 22101

Education AssistanceHealth InsurancePaid Time OffRetirement Benefit

AI Engineer

BOOZ, ALLEN & HAMILTON

Washington, DC 20011

3+ years of experience building production systems, including AI / ML applications
Experience building LLM systems using RAG frameworks such as LangChain and LlamaIndex, or custom pipelines and vector stores with Pinecone, Weaviate, FAISS, or OpenSearch Vector Search
Experience designing embedding pipelines, including document ingestion, chunking strategies, indexing, metadata filtering, retrieval optimization, and hybrid search, and designing APIs and services using FastAPI, Flask, or Node.js
Experience with cloud-native architectures, including AWS services such as Bedrock, SageMaker, EKS or ECS, S3, IAM, Lambda, CloudWatch, and Secrets Manager, and agent frameworks and orchestration patterns such as LangGraph, tool calling, and function calling APIs
Experience implementing observability, including logging and tracing with OpenTelemetry, Datadog, or CloudWatch, and metrics pipelines tracking latency, throughput, token usage, cache hit rate, and error rates
Experience optimizing performance using caching layers such as Redis, parallelization or async workflows, and chunking and retrieval tuning, and designing automated evaluation pipelines using benchmark datasets, LLM-as-a-judge techniques, regression testing, and human evaluation workflows
Experience supporting production AI services, including deployment, monitoring, incident response, debugging, and performance tuning, and managing prompt templates, prompt versioning, model configurations, and structured outputs across development and production environments
Knowledge of AI security concepts, including prompt injection, jailbreak resistance, data leakage prevention, guardrails, secure prompt design, and responsible AI practices
Ability to obtain a TS/SCI clearance
Bachelor's degree
Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information

Education AssistanceHealth InsurancePaid Time OffRetirement Benefit

Communications Manufacturing Engineer

M.C. Dean

Ashburn, VA

$85,000/yr

1+ years of experience in manufacturing with Bachelor of Science degree in Engineering (preferably from an ABET accredited program)
Ability to travel up to 10%

~ 35 min OnsiteFlexible ScheduleHealth InsurancePaid Time OffRetirement Benefit

Mid-Level Model Based Systems Engineer

General Dynamics Mission Systems

Manassas, VA 20110

$116,398/yr

Bachelor's degree in Systems Engineering, or a related Science, Engineering or Mathematics field, plus a minimum of 2 years of relevant experience
Master's degree, plus 6 months of relevant experience
Department of Defense Secret security clearance is preferred at time of hire
Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information
U.S. citizenship is required

~ 45 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

Requirements Systems Engineer

BAE Systems

Rockville, MD 20850

Bachelor's Degree in Engineering, Science, or related field and 6 years of related/relevant work experience, or a Master's Degree and 4 years of related/relevant work experience
Experience with requirement management database tools DOORS, Jama, etc.
Basic knowledge of requirements and their purpose in systems engineering
Understanding of the systems engineering lifecycle and systems engineering technical processes
Ability and willingness to travel to DC weekly
Strong interpersonal skills to interact with diverse work teams
Proficiency with Microsoft Office tools

~ 42 min OnsiteHealth InsuranceRetirement Benefit

Systems Engineer

Systems Planning and Analysis

Washington, DC 20011

$100,000/yr

Ability to work up to 5 days per week at SPA's Maritime Plaza office.
U.S. citizen with active DoD Secret security clearance and the ability to obtain and maintain a Top-Secret clearance while employed with SPA.
Bachelor's degree in engineering or related technical field.
2-5 years of professional experience in a systems engineering position.
Experience with tools including Cameo, Teamwork Cloud, and IBM DOORS.
Proficiency in workflow management tools including Confluence and Jira.

New, Posted 1 day ago

~ 16 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

Lead ICT Design Engineer, ICT Infra Engineering

Amazon Data Services

Herndon, VA 20171

Experience in industrial or commercial engineering in mission critical facilities including but not limited to: data centers, power generation or oil and gas facilities
Knowledge of Microsoft Office applications (Excel, Word, SharePoint, and PowerPoint)
2+ years of data center or mission critical facilities (example: hospital, military facility, public safety facility, etc.), or 2+ years of relevant work in a data center or other critical environment experience
Experience researching new designs, technologies, and construction methods of data center equipment and facilities
2+ years of experience developing design documentation (plans, specifications, etc.) for construction and/or permitting.
2+ years of working experience with fiber optic components, cabling, and interconnect products, technologies, and standards

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~ 35 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

Senior Systems Engineer

Amentum

Manassas, VA 20110

Bachelor of Science (BS) degree from an accredited college or university in an engineering, scientific, or technical discipline
Four (4) years of demonstrated knowledge base and subject matter expertise relevant to the specific technical discipline of the SOW, including qualifications as a U.S. Naval operational expert in a combat systems rate at the E7 level or higher
Six (6) years of engineering experience with a Maritime major weapons control or C2 system program
Experience related to the design, planning, analysis, research, testing, or documentation of complex systems throughout the complete engineering life cycle
Four (4) years of concurrent experience with Navy surface ship Undersea Warfare weapons control or command and control systems
Three (3) years of concurrent demonstrated expertise understanding and developing Engineering Change Proposals (ECP), Interface Change Requests (ICR), Interface Design Specifications (IDS), Weapon Specifications, and other system design/system integration documents
Demonstrated experience with weapon and combat system certification processes and requirements, specifically self-certification criteria for elements of the Aegis Warfare System