Library science jobs in mclean, va

Springfield, Virginia

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Today

MANTECH seeks a motivated, career and customer-oriented Counterintelligence Officer to join our team in Springfield, VA. Responsibilities Conduct defensive CI operations to protect missions, personnel, programs, technology, and information systems from intelligence, terrorism, and espionage threats.Research, gather, evaluate, and interpret all-source information to identify and analyze intelligence, terrorism, and espionage threats against organizational and national systems.Provide comprehensi

Full-time

Sr. Data Management Specialist - TS/SCI with Polygraph

McLean, Virginia

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Data Science and Data Engineering Job Qualifications: Skills: Communication, Data Management, Digitizing, Records Management Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Discover a career that is challenging, impactful, and mis

Full-time

USD 144,500.00 - 195,500.00 per year

Staff Engineer - Data Modeler

Remote

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Today

Company Description We are a Digital Product Engineering company that is scaling in a big way! We build products, services, and experiences that inspire, excite, and delight. We work on a scale across all devices and digital mediums, and our people exist everywhere in the world (18000 plus experts across 40 countries, to be exact). Our work culture is dynamic and non-hierarchical. We are looking for great new colleagues. That is where you come in! Job Description Role: Data Modeler Location:

Full-time

Data Collection Manager

Falls Church, Virginia

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Today

Job Description Everforth ECS is seeking Data Collection Manager to work at a customer site in Falls Church, VA Note: This position is contingent upon additional funding Job Description: Everforth ECS is currently looking for a highly motivated Data Collection Manager to support a government customer. The primary role will be collecting and disseminating Full-Motion Video (FMV) data as requested by government customers for AI/ML developmental programs. The Data Collection Manager will be expec

Full-time

USD 80,000.00 - 120,000.00 per year

Product Strategist (On-call, Remote)

Remote or Reston, Virginia

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2d ago

We are seeking an experienced Senior Product Strategist to support NIH in advancing a product ownership model across a portfolio of digital products, data resources, information services, and strategic initiatives. The successful candidate will partner with product owners, program leaders, technical teams, and subject matter experts to define product strategies, strengthen governance and performance frameworks, drive cross-functional collaboration, and foster a culture of continuous improvement

Full-time

USD 81,499.00 - 138,549.00 per year

Field Operations Lead

Fairfax, Virginia

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Today

Job Description Everforth ECS is seeking a Field Operations Lead to work in our Fairfax, VA office or Remote* Note: This position is contingent upon additional funding. Everforth ECS is seeking a Field Operations Lead to work a hybrid opportunity, based out of our Fairfax, VA office, supporting the development and integration of Artificial Intelligence (AI) and Cloud Solutions for a DoD customer. Ideal candidate will be a former full motion video/GEOINT analyst, ISR Tactical Controller, Collec

Full-time

USD 135,000.00 - 175,000.00 per year

Enterprise Architect

Hybrid in Arlington, Virginia

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Today

Enterprise Architect Are you a strategic technology leader who thrives at the intersection of business and IT? Our client is looking for an experienced Enterprise Architect to help shape the future of their technology landscape. In this high-impact role, you''ll work closely with senior leadership, business stakeholders, and external partners to drive innovation and ensure their IT strategy supports the organization''s long-term vision. What You''ll Do: Partner with business stakeholders and pr

Easy Apply

Full-time

Depends on Experience

Associate Application Engineer (2027 Graduates)

McLean, Virginia

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Today

Here at Appian, our values of Intensity and Excellence define who we are. We set high standards and live up to them, ensuring that everything we do is done with care and quality. We approach every challenge with ambition and commitment, holding ourselves and each other accountable to achieve the best results. When you join Appian, you'll be part of a passionate team dedicated to accomplishing hard things, together. At Appian, the Business Technology team is the engine driving our technical stra

Full-time

USD 90,000.00 - 95,000.00 per year

SharePoint Developer

Sterling, Virginia

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Today

Job ID: 2614725 Location: Sterling, VA, US Date Posted: 2026-07-20 Category: Software Subcategory: SW Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description SAIC has an immediate opening for a SharePoint Developer to maintain, upgrade, and develop as necessary a SharePoint site incorporating custom back-end JavaScript software. This system is critical

Full-time

USD 120,001.00 - 160,000.00 per year

Data Scientist

McLean, Virginia

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Today

Leidos is seeking a Data Scientist to support the customer in their program that automates processing of large forensic images, extract and enrich metadata, and display resulting information in meaningful ways for analysts to conduct their assessments. This candidate will be working with a Systems Engineer to complete this work. Primary Responsibilities: This team provides technical solutions and capabilities that enable a cadre of analysts to make critical assessments, including a platform to c

Full-time

USD 154,050.00 - 278,475.00 per year

AI Quality Engineer

Merrifield, Virginia

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Today

Job#: 3044569 Job Description: AI Quality Engineer Location: Merrifield, Virginia (Hybrid) preferred. Open to Remote U.S. Role Overview An experienced AI Quality Engineer is sought to establish and execute the quality, validation, certification, and production readiness processes for AI-powered SDLC and enterprise automation solutions. This is a specialized engineering position focused on validating AI systems, Retrieval-Augmented Generation (RAG) architectures, agent workflows, and orchestra

Easy Apply

Full-time

$50 - $66 per hour

Geospatial Platform Engineer (TS/SCI with FS Poly)

McLean, Virginia

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Today

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. This position requires a

Full-time

Software Systems Integrator

Arlington, Virginia

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Today

Job#: 3047063 Job Description: Software Systems Integrator Location: Arlington, VA (Hybrid) Role Overview Join the Data Feed Integration (DFI) team on the Advanced Battle Management System (ABMS) Cloud-Based Command and Control (CBC2) Program. In this role, you will support efforts as the Lead Systems Integrator (LSI) by driving data feed integration initiatives. The DFI team plays a pivotal role in ensuring the seamless integration of external data feeds, API-based systems, and internal arch

Easy Apply

Full-time

$70 - $100 per hour

Pega Data Analytics Engineer

Vienna, Virginia

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Today

Job Description Senior Data Analytics Engineer - Pega CDH / Databricks Position Overview We are seeking a highly analytical and technically skilled Senior Data Analytics Engineer to support the development, implementation, and monitoring of advanced Customer Decision Hub (CDH) modeling capabilities. This role will focus on enabling faster analysis, improving data accessibility, and standardizing analytical processes across enterprise marketing and analytics teams. The ideal candidate will hav

Full-time

USD 120,000.00 - 125,000.00 per year

Subject Matter Expert III - Information Systems Security Engineer

Arlington, Virginia

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Today

We are an employee-centric company that truly values our team members and the contributions they make to our customers and the missions they support. We pride ourselves on being forward-leaning thinkers and on building teams that are, and continue to be, technically proficient across a broad range of cyber mission areas. OneZero full-time employees receive a highly competitive benefits package, including health, dental, vision, and life insurance, a 401(k) with company matching, paid time off an

Full-time

System Engineer L2

Laurel, Maryland

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Today

Unisity, LLC is a Service-Disabled Veteran Owned Small Business providing expert services in the Information Technology fields. We pride ourselves on delivering what is promised, as some would say we "just do". We are highly-qualified, self-driven professionals who work towards a common goal as a team, leading when appropriate and following when needed. Description: Microsoft Identity Manager (MIM) Administrator serves as the SME for on premise identity and Access Management (IAM) platform whic

Full-time

USD 190,000.00 - 200,000.00 per year

Reentry Systems Software Engineer

Laurel, Maryland

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Today

Description Are you interested in developing software for modeling and simulating complex flight systems? Do you want to become an expert in hypersonic and reentry system design and prototyping? Do you want to make contributions to next generation strategic flight systems that accelerate the readiness of our Nation's defenses? If so, we're looking for someone like you to join our team. We are seeking a Software Engineer to help us analyze, develop and prototype next generation reentry syste

Full-time

USD 85,000.00 per year

MBSE SME

Washington, District of Columbia

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Today

Job#: 3045289 Job Description: MBSE SME Location: Washington, District of Columbia (Hybrid) Role Overview This position requires leading advanced Model-Based Systems Engineering (MBSE) efforts to create, maintain, and extend digital reference architectures across various domains. The role involves developing strategies to champion the adoption of SysML V2 and KerML, integrating attribute-based access control (ABAC) into models, and guiding zero trust architectures. This is a policy-driven pos

Easy Apply

Full-time

$80 - $85 per hour

Application Systems Analyst Lead - Contingent

Remote or McLean, Virginia

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Today

Public Trust Eligibility Required This is a contingent position, meaning employment is dependent upon the successful award of the associated contract to Aretum and completion of any required background investigation or security clearance verification. About Aretum Aretum is a mission-driven organization committed to delivering innovative, technology-enabled solutions to our customers across defense, civilian, and homeland security sectors. Our teams work at the intersection of strategy, techno

Full-time

USD 95,000.00 - 117,000.00 per year

SharePoint Developer

Chantilly, Virginia

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Today

Security Clearance: Active TS/SCI with CI Polygraph required Position The National Reconnaissance Office (NRO) is the U.S. Government agency in charge of designing, building, launching, and maintaining America's intelligence satellites. Develop. Acquire. Launch. Operate.Apogee is seeking a SharePoint Developer to maintain, upgrade, and develop as necessary a SharePoint site incorporating custom back-end JavaScript software. This system is critical to the daily execution of our customer's missi

Full-time

USD 120,000.00 - 160,000.00 per year

Library science jobs in McLean, VA, USA