Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

AI/ML Engineer

$113k - $188k

Vantor

Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what’s happening now and shape what’s coming next. Vantor is a place for problem solvers, changemakers, and go-getters—where people are working together to help our customers see the world differently, and in doing so, be seen differently. Come be part of a mission, not just a job, where you can: Shape your own future, build the next big thing, and change the world.

To be eligible for this position, you must be a U.S. Citizen. This position requires an active U.S. Government security clearance, applicants who do not currently hold the required clearance will not be eligible for consideration. Employment for cleared roles is contingent upon verification of clearance status.

Export Control/ITAR: Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3).

Please review the job details below.

This position requires an active U.S. Government Security Clearance at the TS/SCI level with required Polygraph.

Responsibilities:

  • Implement and maintain RAG pipelines, including document processing, embedding generation, retrieval configuration, and prompt assembly.
  • Integrate LLMs into applications using available APIs and frameworks.
  • Develop and maintain REST API interactions to support data retrieval and system integration.
  • Design or refine Postgres schemas to improve data organization and query performance.

Minimum Qualifications:

  • Bachelor's degree in computer science or related area of study.
  • Senior Labor Category: Minimum 8 years of experience with a Bachelor’s degree; or 7 years of experience with a Master’s degree; or 6 years of experience with a Doctorate.
  • Active/current TS/SCI with required polygraph.
  • Willingness to work onsite full time.
  • US citizenship required.
  • Experience developing AI/ML applications with a focus on Retrieval-Augmented Generation (RAG) or similar retrieval-based workflows.
  • Proficiency with Python and common data/AI libraries.
  • Experience designing and using REST APIs to retrieve, process or integrate data.
  • Familiarity with LLMs and integrating them into applications.

Preferred Qualifications:

  • Experience working with Docker Containers for development.
  • Experience with vector databases, data transformation, AWS, and containerized development environments.

Pay Transparency: In support of pay transparency at Vantor, we disclose salary ranges on all U.S. job postings. The successful candidate’s starting pay will fall within the salary range provided below and is determined based on job-related factors, including, but not limited to, the experience, qualifications, knowledge, skills, geographic work location, and market conditions. Candidates with the minimum necessary experience, qualifications, knowledge, and skillsets for the position should not expect to receive the upper end of the pay range.

● The base pay for this position within the Washington, DC metropolitan area is: $113,000.00 - $188,000.00 annually.

For all other states, we use geographic cost of labor as an input to develop market-driven ranges for our roles, and as such, each location where we hire may have a different range.

Benefits: Vantor offers a competitive total rewards package that goes beyond the standard, including a robust 401(k) with company match, mental health resources, and unique perks like student loan repayment assistance, adoption reimbursement and pet insurance to support all aspects of your life. You can find more information on our benefits at: 

The application window is three days from the date the job is posted and will remain posted until a qualified candidate has been identified for hire. If the job is reposted regardless of reason, it will remain posted three days from the date the job is reposted and will remain reposted until a qualified candidate has been identified for hire. 

The date of posting can be found on Vantor's Career page at the top of each job posting.

To apply, submit your application via Vantor's Career page.

EEO Policy: Vantor is an equal opportunity employer committed to an inclusive workplace. We believe in fostering an environment where all team members feel respected, valued, and encouraged to share their ideas. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, gender identity, sexual orientation, disability, protected veteran status, age, or any other characteristic protected by law.

Vacancy posted 3 hours ago
Similar jobs that could be interesting for youBased on the AI/ML Engineer in McLean, VA vacancy
  •  ...Job Description We are seeking a talented and experienced AI / MLOps Engineer with Azure OpenAI experience to join our team. This position is...  ...requirements and deliver solutions. Maintain up-to-date knowledge of AI/ML technology trends and developments. Provide technical... 
    Suggested
    Contract work

    6AM City

    Washington DC
    3 hours ago
  •  ...in lieu of degree). Position Description PingWind is seeking an AI/ML responsible for architecting, implementing, and governing...  ...with Government objectives. Establishes data preparation, feature engineering, model validation, and performance monitoring approaches to ensure... 
    Suggested
    Temporary work
    Flexible hours

    PingWind Inc

    Alexandria, VA
    2 days ago
  •  ...MANTECH seeks a motivated, career and customer-oriented Junior AI/ML Engineer to join our team. On site at the Pentagon. Responsibilities include, but are not limited to: Design, build, and maintain AI/ML lifecycle core services and products Create utilities and ensure... 
    Suggested
    Local area

    ManTech

    Arlington, VA
    19 hours ago
  •  ...life sciences organizations on cutting edge innovations - think AI, automation and data transformation. We then bring those...  ...the American taxpayer and consumer. rockITdata is seeking an AI/ML Engineer. This role is responsible for designing, building, and optimizing... 
    Suggested
    Local area
    Remote work

    rockITdata

    Arlington, VA
    2 days ago
  • $77.6k - $176k

    ## AI/ML EngineerApplylocations: Arlington, VAtime type: Full timeposted on: Posted Todaytime left to apply: End Date: September 22,...  ...2026 (30+ days left to apply)job requisition id: R0242971AI/ML Engineer**The Opportunity:**As an machine learning engineer, you understand... 
    Suggested
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Arlington, VA
    3 days ago
  • $190k - $200k

     ...An early-stage (Seed) startup building the AI-powered workflow layer for the...  ...development side of the platform as the founding AI/ML hire. Construction diagrams and floor plans...  ...leadership and guidance to the existing AI/ML engineers Tech stack: Python, PyTorch, CUDA;... 
    Full time
    H1b
    Local area
    Visa sponsorship
    Flexible hours
    3 days per week

    David Joseph & Company

    Washington DC
    2 days ago
  •  ...As an AI/ML Engineer at Softek, you will develop and deploy machine learning models that power our Axiom multi-agent AI platform. You will work on natural language processing, document understanding, and intelligent automation solutions used by federal agencies to process... 

    Softek

    Rockville, MD
    1 day ago
  • $86.8k - $198k

     ...AI/ML Engineer The Opportunity As an experienced machine learning engineer, you understand good software is more than just a good user experience. To compete in today's technical landscape, mission-oriented machine learning solutions must be architected, designed, and... 
    Contract work
    Local area

    Phase2 Technology

    Arlington, VA
    19 hours ago
  • $130k - $150k

     ...Get AI-powered advice on this job and more exclusive features. This range is provided...  ...- $150,000.00/yr 2+ years creating AI/ML-grade production pipelines... Only apply if...  ...Clearance. We’re hiring a first-hire AI/ML Engineer for a legal tech company based in... 
    Full time

    Iceberg

    Washington DC
    1 day ago
  •  ...Senior AI/ML Engineer TENEX is an AI-native, automation-first, built-for-scale Managed Detection and Response (MDR) provider. We are a force multiplier for defenders, helping organizations enhance their cybersecurity posture through advanced threat detection, rapid... 
    Work from home

    TenEx

    Washington DC
    1 day ago
  •  ...eligible for this position, you must be a U.S. Citizen. Please review the job details below. We are seeking an AI/ML Engineer to develop and maintain autonomous planning, scheduling, and optimization systems for advanced Earth Observation satellite... 
    Permanent employment
    Work at office
    Remote work

    Maxar Technologies

    Herndon, VA
    4 days ago
  • $77.6k - $176k

     ...AI/ML Engineer Design and implement effective AI solution architecture utilizing approaches of various AI technologies and methods to address Marine Corps operational needs. Apply advanced technical expertise and full industry knowledge. Develop innovative solutions... 
    Contract work
    Local area

    Navstar

    Washington DC
    4 days ago
  • $128.7k - $292k

     ...AI and ML Engineer The Opportunity: Ever-expanding technology like machine learning (ML) and artifi cia l intelligence (AI) means that there's more structured and unstructured data available today than ever before. As an AI / ML engineer, you know that organizing... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    BOOZ, ALLEN & HAMILTON, INC.

    Alexandria, VA
    2 days ago
  • $55.2k - $126k

     ...Job Number: R0236420 AI/ML Engineer The Opportunity: As a programmer, you know that machine learning is critical to understanding and processing massive datasets. Your ability to conduct statistical analyses on business processes using ML techniques makes you... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    McLean, VA
    19 hours ago
  •  ...Government Security Clearance at the TS/SCI level with required polygraph. Responsibilities: Develop, implement, and maintain AI/ML-enabled applications with a focus on agent-based workflows, LLM integration, and retrieval-augmented generation capabilities.... 
    Permanent employment
    Full time

    Vantor Inc.

    McLean, VA
    1 day ago
  • $102k - $251.1k

     ...AI/ML Engineer Category: Software Development/ Engineering Main location: United States, All US Alternate Location(s): Any CGI location Position ID: J0426-0665 Employment Type: Full Time Position Description: CGI is actively seeking a Senior AI... 
    Full time
    Contract work
    Work at office
    Local area

    CGI Technologies and Solutions, Inc.

    Fairfax, VA
    5 days ago
  • $146k - $234k

     ...Senior AI/ML Software Engineer Job Locations US Requisition ID 2026-168066 Position Category Information Technology Clearance No Clearance Required Responsibilities Peraton Labs is seeking a Senior AI/ML Software... 
    Contract work
    Shift work

    Peraton

    Herndon, VA
    4 days ago
  •  ...Senior AI/ML Engineer Location: Herndon, VA (Hybrid Work) Preferred: US Citizenship Node.Digital is an innovative solutions development company that combines agile development services with next-generation technologies in Cloud, Mobile, and AI/Machine Learning... 
    Remote work

    Node.Digital

    Herndon, VA
    3 days ago
  •  ...5/hr C2C ~ Senior/Lead Level GenAI/ML developer. Experience: ~8 plus years overall in Software Engineering disciplines, preferably in the contracts and legal...  ...domain. ~2 to 3 years of experience in AI/ML engineering roles ~ Strong programming... 
    Remote work

    3B Staffing LLC

    Reston, VA
    4 days ago
  •  ...IT App Solutions Architect Sr/ AI/ML Engineer Skillset AI/ML Development: Design and implement supervised and unsupervised models including regression, classification, clustering, time-series forecasting, and boosting methods. Build and fine-tune neural networks including... 

    Lumen Solutions Group Inc.

    Washington DC
    4 days ago
  •  ...AI/Client Engineer Marathon TS is looking for an AI/Client Engineer to support our efforts at the DoD. Tasks, duties, and responsibilities include: Providing for translation of a system (or subsystem, program, project, activity) concept into a preliminary and... 

    Marathon TS

    Arlington, VA
    1 day ago
  • #Hiring For AI/ML Engineer Location: Arlington, VA /Remote C2C Exp:8+ Visa: GC, Citizen Only Note: I need candidates who are local to Arlington, VA Position Description: Technical understanding of the current AI offerings within Azure and how... 
    Local area
    Immediate start
    Remote work

    Kaav Inc.

    Arlington, VA
    3 days ago
  • $128.7k - $292k

     ...Job Number: R0241751 AI and ML Engineer The Opportunity: Ever-expanding technology like machine learning (ML) and artificial intelligence (AI) means that there's more structured and unstructured data available today than ever before. As an AI/ML engineer, you... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work
    Shift work

    Booz Allen Hamilton

    Arlington, VA
    19 hours ago
  •  ...Senior AI/ML Engineer Elevate your career with MANTECH International Corporation! Join a dynamic team dedicated to national security through cutting-edge technology. Since 1968, MANTECH has led in delivering advanced solutions to government intelligence, the Department... 
    Temporary work
    Local area

    ManTech

    Arlington, VA
    1 day ago
  • $135k - $216k

     ...Senior AI/ML Engineer Job Locations US Requisition ID 2026-164159 Position Category Scientific, Research & Analysis Clearance Public Trust Responsibilities Peraton is seeking a highly skilled Senior AI/ML Engineer... 
    Contract work
    Shift work

    Peraton

    Herndon, VA
    19 hours ago
  •  ...Job Title: AI/ML ENGINEER Location: Reston,VA Duration: 12+ Months Visa: USC, GC, H1B and EAD Contract Type: W2 We are seeking a highly skilled and motivated AI/ML Engineer to join our team and drive the development and optimization... 
    Contract work
    H1b

    Btree Solutions

    Reston, VA
    20 hours ago
  •  ...Junior AI/ML Engineer Location: Herndon, VA (Hybrid Work) Preferred: US Citizenship Node.Digital is an innovative solutions development company that combines agile development services with next-generation technologies in Cloud, Mobile, and AI/Machine Learning... 
    Internship

    Node.Digital

    Herndon, VA
    3 days ago
  •  ...Job title: AI/ML Engineer Location: Reston VA Job Description Core Responsibilities (AI/ML, Python, AWS, GenAI) Design and implement end-to-end AI/ML and Generative AI solutions using Python, including model training, evaluation, optimization... 

    Tech Tammina

    Reston, VA
    20 hours ago
  •  ...Senior AI/ML Engineer Anywhere Type: Contract-to-Hire Category: Development Industry: Government Workplace Type: Remote Reference ID: JN -052026-107129 Date Posted: 05/26/2026 Shortcut: Description Recommended Jobs Description:... 
    Hourly pay
    Permanent employment
    Contract work
    Local area
    Remote work

    Eliassen Group

    Washington DC
    3 days ago
  •  ...Overview FTI Defense is seeking a hands-on AI/ML Engineer to design, build, and deploy advanced machine learning solutions supporting defense and national security missions. This role focuses on execution in oversight, ideal for an engineer who thrives in the code,... 
    Full time
    Remote work

    Frontier Technology

    Washington DC
    4 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to AI/ML Engineer. Be the first to apply!