Customization jobs in Fairfax, VA

Applied Researcher I (AI Foundations, LLM Customization, Finetuning, Reinforcement Learning)

McLean, Virginia

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Today

Applied Researcher I (AI Foundations, LLM Customization, Finetuning, Reinforcement Learning) Overview: At Capital One, we are creating trustworthy and reliable AI systems, changing banking for good. For years, Capital One has been leading the industry in using machine learning to create real-time, intelligent, automated customer experiences. From informing customers about unusual charges to answering their questions in real time, our applications of AI & ML are bringing humanity and simplicity

Full-time

Lead AI Engineer (AI Foundations, LLM Customization and Finetuning)

McLean, Virginia

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Today

Lead AI Engineer (AI Foundations, LLM Customization and Finetuning) Overview At Capital One, we are creating responsible and reliable AI systems, changing banking for good. For years, Capital One has been an industry leader in using machine learning to create real-time, personalized customer experiences. Our investments in technology infrastructure and world-class talent ? along with our deep experience in machine learning ? position us to be at the forefront of enterprises leveraging AI. From

Full-time

Lead AI Engineer (Vision model customization, VLM)

McLean, Virginia

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Today

Lead AI Engineer (Vision model customization, VLM) Overview At Capital One, we are creating responsible and reliable AI systems, changing banking for good. For years, Capital One has been an industry leader in using machine learning to create real-time, personalized customer experiences. Our investments in technology infrastructure and world-class talent ? along with our deep experience in machine learning ? position us to be at the forefront of enterprises leveraging AI. From informing custom

Full-time

Senior Lead AI Engineer (LLM Customization and Finetuning)

McLean, Virginia

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Today

Senior Lead AI Engineer (LLM Customization and Finetuning) Overview: At Capital One, we are creating responsible and reliable AI systems, changing banking for good. For years, Capital One has been an industry leader in using machine learning to create real-time, personalized customer experiences. Our investments in technology infrastructure and world-class talent ? along with our deep experience in machine learning ? position us to be at the forefront of enterprises leveraging AI. From informin

Full-time

SERVICE NOW DEVELOPER

Arlington, Virginia

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Today

Position Overview ServiceNow Developer designs, configures, develops, and implements robust solutions on the ServiceNow enterprise platform to meet complex business requirements. This role focuses on automating workflows, integrating systems, and optimizing IT and business processes to improve efficiency. As a core platform expert, the developer transforms manual, siloed operations into seamless, automated digital workflows that enhance the user experience across the entire organization. The Se

Full-time

SERVICE NOW DEVELOPER

Arlington, Virginia

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Today

Full-time

Sharepoint Developer

Chantilly, Virginia

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Today

MANTECH seeks a motivated, mission-oriented SharePoint Developer to join our team in Chantilly, VA. As a SharePoint Developer, you will be responsible for managing SharePoint sites and accounts, including site configuration, custom feature deployment, managing space, and maintaining backups. You will monitor SharePoint software for any problems and troubleshoot issues promptly. Responsibilities include, but not limited to: Develop SharePoint-enabled solutions to satisfy design objectives.Desig

Full-time

Junior Software Engineer (Modeling & Simulation) - TS/SCI

Chantilly, Virginia

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Today

Junior Software Engineer - Modeling & Simulation (Full-Stack) - TS/SCI Department: Govt Customer-Chantilly Location: Chantilly, VA ACTIVE TS/SCI CLEARANCE REQUIRED About the Program We are architecting a next-generation ecosystem designed to maintain a decisive competitive advantage in the future of warfare. Our focus is on building an environment that allows for rapid customization, seamless adaptation, and unmatched agility. By joining this program, you will be directly contributing to adv

Full-time

SharePoint Developer

Washington, District of Columbia

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Today

Residency All applicants must currently reside in the United States Overview BigBear.ai is seeking a Sr. SharePoint User/ Web Developer to support the Defense Intelligence Agency (DIA). The Sharepoint Developer will perform as both a SharePoint specialist and a general web developer, capable of building and maintaining complex intranets, custom SharePoint apps, and integrated web solutions that improve collaboration, efficiency, and user experience across the DIA . This position will be based

Full-time

Software Engineer

Reston, Virginia

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Today

Job Description Position Title: Software Engineer Location: Reston, VA Work Arrangement: 100% onsite Endurance IT Services is seeking an experienced Software Engineer in Northern Virginia! You'll join a small, agile team focused on building and supporting scalable solutions that power Marketing, Sales, and Customer Service operations. This hands-on role combines Dynamics 365 CRM expertise with full-stack software engineering, requiring ownership of solution design, development, integrations, an

Full-time

USD 130,000.00 - 145,000.00 per year

Software Engineer 3 (C++/Backend systems) - FreeWheel

Reston, Virginia

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Today

FreeWheel, a Comcast company, provides comprehensive ad platforms for publishers, advertisers, and media buyers. Powered by premium video content, robust data, and advanced technology, we're making it easier for buyers and sellers to transact across all screens, data types, and sales channels. As a global company, we have offices in nine countries and can insert advertisements around the world. Job Summary This job involves collaborative design and development of software solutions that meet bu

Full-time

USD 120,212.52 - 180,318.78 per year

Salesforce Developer

Washington, District of Columbia

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2d ago

Job Title: Salesforce Developer Location: Washington DC (Onsite) Job Description: Standard Salesforce configuration: Proficiency in the full range of declarative tools validation rules, approval processes, record types, assignment and escalation rules, standard automation, and platform-native features. Demonstrated discipline in exhausting configuration options before introducing Flows or Apex, in alignment with the standard configuration decision framework. Advanced Flow design across all flow

Easy Apply

Contract

$55 - $65

SharePoint Frontend Developer

Chantilly, Virginia

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Today

Job ID: 2615194 Location: Chantilly, VA, US Date Posted: 2026-08-07 Category: Software Subcategory: SW Engineer Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking a skilled SharePoint Frontend Developer to support enterprise-level web solutions, user interfaces, and workflows within a dynamic environment. The candidate wi

Full-time

USD 120,001.00 - 160,000.00 per year

Mainframe Developer

Hybrid in Merrifield, Virginia

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5d ago

Integrate automation with monitoring and event management tools such as IBM OMEGAMON, ServiceNow, and Moogsoft.Develop automation for CICS availability, recovery, startup, shutdown, restart, and health monitoring.Investigate operational, technical, and business problems; analyze requirements; and recommend reliable automation solutions.Design, implement, and support automation across z/OS subsystems and middleware platforms such as CICS, Db2, IMS, JES2/JES3, MQ, and TCP/IP.Strong experience with

Easy Apply

Contract

Depends on Experience

Software Engineer 3 (AI) - Hybrid - Reston, Va - Freewheel

Reston, Virginia

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Today

FreeWheel, a Comcast company, provides comprehensive ad platforms for publishers, advertisers, and media buyers. Powered by premium video content, robust data, and advanced technology, we're making it easier for buyers and sellers to transact across all screens, data types, and sales channels. As a global company, we have offices in nine countries and can insert advertisements around the world. Job Summary This job develops and delivers AI-enabled product capabilities that bring intelligent aut

Full-time

USD 120,212.52 - 180,318.78 per year

Software Engineer 3 - Kubernetes Platform Management - Freewheel

Reston, Virginia

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Today

Full-time

USD 120,212.52 - 180,318.78 per year

Applications Architect

McLean, Virginia

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Today

Residency All applicants must currently reside in the United States Overview The Application Architect owns the design of the application layer above the data architecture-specifically how ServiceNow, the case management user interface, and adjudicator-facing tools integrate with the underlying signal ingestion and scoring layers. This role bridges the Chief Data Architect's schema and data flow designs with the ServiceNow Developers' build and configuration work, ensuring the overall solution

Full-time

CADD Technician

Fairfax, Virginia

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Today

At Whitman, Requardt & Associates, LLP, we are "People Focused and Project Driven". We have been in business for more than 110 years and we are known for our quality work and quality employees. This is your chance to join our team - help us to design the infrastructure and buildings that improve the world! We are seeking an experienced CADD Technician with expertise in Autodesk Civil 3D and AutoCAD to support CADD operations across the firm. This role is responsible for developing CADD standard

Full-time

USD 60,000.00 - 100,000.00 per year

UI/UX/ Product Designer (REMOTE)

Remote or Chantilly, Virginia

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Today

Koniag IT Systems, LLC, a Koniag Government Services company, is seeking a UI/UX/ Product Designer with experience with Salesforce to support KITS and our government customer. The position is remote. This position requires the ability to obtain Public Trust Clearance. We offer competitive compensation and an extraordinary benefits package including health, dental and vision insurance, 401K with company matching, flexible spending accounts, paid holidays, three weeks paid time off, and more. Th

Full-time

Database Manager

Silver Spring, Maryland

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Today

Bering-Alaka`ina Holdings, LLC is looking for a Database Manager to provide support for our government customer in Silver Spring, Maryland. DESCRIPTION OF RESPONSIBILITIES: Support the creation, management, and maintenance of a Microsoft Access database (or equivalent) for the HSPB. This shall include data entry, reporting, queries, and management of database archives and back-up which may require programming, testing, implementation, customization, coordination, and maintenance of databases in

Part-time

Customization jobs in Fairfax, VA, USA