Computer science Jobs in District of Columbia

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341 - 360 of 4,134 Jobs

Network Architect - Onsite - (TS clearance, SCI eligibility)

Akima, LLC

•

Alexandria, Virginia, USA

Full-time

Suvi Global Services is recruiting a highly qualified Network Architect- Certified Internetwork Expert (CCIE) to design, implement, and manage enterprise network solutions across secure classified and unclassified environments. This individual will play a key role in modernizing and optimizing network infrastructure to support a globally distributed organization. The ideal candidate will possess deep expertise in network engineering and security, with a current Cisco Certified Internetwork Exper
Posted 22 days ago | Updated 3 hours ago

Data Modeler

PANGIAM a BigBear.ai Company

•

Columbia, Maryland, USA

Full-time

Overview BigBear.ai is seeking a Data Modeler to develop dimensional and transactional calculated views in SAP HANA. What you will do Develop dimensional and transactional calculated views in SAP HANAEvaluate source data systems for variances, anomalies, and efficiencyCreate reusable data models and calculated views that scale across the enterpriseOptimize logical and metadata modelsPerformance tuning of long running queries/proceduresCollaborate with data owners and data scientists to under
Posted 9 days ago | Updated moments ago

Associate, Software Engineer (Herndon, VA)

Harris Corporation

•

Herndon, Virginia, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie
Posted 6 days ago | Updated 3 hours ago

Manager, Software Engineering

Mastercard

•

Arlington, Virginia, USA

Full-time

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest po
Posted 23 days ago | Updated 3 hours ago

Quality Assurance Lead

Leidos

•

Springfield, Virginia, USA

Full-time

Job DescriptionDescription Job Description We are seeking an experienced and detail-oriented Quality Assurance (QA) Lead to oversee and drive quality assurance initiatives across products, services, and operational processes. The QA Lead will be responsible for developing and implementing quality standards and procedures to ensure compliance with internal benchmarks, customer expectations, contractual obligations, and applicable regulatory and industry standards. This role is critical in maint
Posted 1 day ago | Updated 1 hour ago

SAP NS2 Sr. Security Automation Engineer

SAP Americas, Inc.

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Herndon, Virginia, USA

Full-time

We help the world run better At SAP, we enable you to bring out your best. Our company culture is focused on collaboration and a shared passion to help the world run better. How? We focus every day on building the foundation for tomorrow and creating a workplace that embraces differences, values flexibility, and is aligned to our purpose-driven and future-focused work. We offer a highly collaborative, caring team environment with a strong focus on learning and development, recognition for your i
Posted 14 hours ago | Updated 3 hours ago

Backend Cloud Application Developer

Maxar Technologies Holdings Inc

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Herndon, Virginia, USA

Full-time

Please review the job details below. Maxar is seeking a highly skilled and experienced backend software developer to join our dynamic engineering team. You will be instrumental in designing, developing, and maintaining scalable, highly available, and resilient backend services that power our event-driven cloud applications. This role requires a strong understanding of modern cloud-native architectures, container orchestration, and message queuing systems. Responsibilities: Design, develop, and
Posted 1 day ago | Updated 3 hours ago

Cyber Security Analyst

General Dynamics

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Washington, District of Columbia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Interim Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Cybersecurity, Information Systems, System Security Certifications: None Experience: 1 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Cyber Security Analyst with GDIT. A career in enterprise IT means con
Posted 16 days ago | Updated 3 hours ago

Secret Cleared Microsoft PowerApps/Dynamics Developer

ALTA IT Services

•

Arlington, Virginia, USA

Full-time

Job Title: Secret Cleared Microsoft PowerApps/Dynamics Developer Location: Arlington, VA Type: Contract To Hire Compensation: 130-160K Contractor Work Model: Onsite Security Clearance: Secret clearance is required Job Description: ALTA IT Services is seeking a Microsoft PowerApps/Dynamics Developer! You will join a team that uses PowerApps and Dynamics 365 to develop and deploy applications in our Dynamics/365 environment (Azure GCC). You'll provide software engineering and development support
Easy Apply
Posted 25 days ago | Updated moments ago

Information Systems Security Engineer

Konane Solutions

•

Annapolis, Maryland, USA

Full-time

U.S. Citizenship Required Clearance: TS/SCI with Polygraph Required DoD 8570.01-M compliance with IASAE Level 2 required CISSP certification required Education & Experience: Participate as security engineering lead on teams designing, developing, and integrating secure systems and IA architectures Support government enforcement of trusted relationships among external systems and architectures Conduct system security assessments and recommend mitigation strategies Provide security planning, risk
Easy Apply
Posted 4 days ago

Data Scientist

Leidos

•

McLean, Virginia, USA

Full-time

Leidos has a new and exciting opportunity for a Data Scientist in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA) located in McLean, VA. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and imm
Posted 60+ days ago | Updated 3 hours ago

F-35 Information Security Analyst | Secret clearance

General Dynamics

•

Arlington, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: ACAS, Security Controls, Security Information and Event Management (SIEM) Certifications: None Experience: 6 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as an Information SecurityAnalyst with GDIT. At GDIT you'll b
Posted 14 hours ago | Updated 3 hours ago

IT Project Manager

Leidos

•

Chantilly, Virginia, USA

Full-time

Leidos is seeking an experienced Technical Project Manager (PM) to lead and track the development and implementation of complex, strategic initiatives across multiple service teams. This role requires strong project management skills and the technical acumen to understand and coordinate system-level functions. The successful candidate will ensure alignment with strategic goals, manage dependencies, and support execution from planning through delivery. Responsibilities Oversee and manage the lif
Posted 13 days ago | Updated 3 hours ago

Lead Data Scientist

ManTech

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Chantilly, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Lead Data Scientist to join our Data and AI Practice onsite in Chantilly and/or Herndon, VA. You will be a key member of a dynamic, cross-functional team focused on transforming how Government clients extract insights from data to achieve critical mission objectives. This leadership role involves guiding a team and collaborating with others to implement this transformative process. You will be responsible for providing expert guidance and s
Posted 45 days ago | Updated 23 hours ago

Senior Detection Engineer, Insider Risk

TikTok

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Washington, District of Columbia, USA

Full-time

Location : Washington D.C. Employment Type : Regular Job Code : A164044 Apply to this job Share this listing: Responsibilities The mission of TikTok's Global Security Organization is to build and earn trust by reducing risk and securing our businesses and products. Also known as "GSO", this team is the foundation of our efforts to keep TikTok safe, secure, and operating at scale for over 1 billion people around the world. We work to ensure that the TikTok platform is safe and secure, that
Posted 60+ days ago | Updated 3 hours ago

Cybersecurity Engineer - US Federal

Workday, Inc.

•

McLean, Virginia, USA

Full-time

Your work days are brighter here. At Workday, it all began with a conversation over breakfast. When our founders met at a sunny California diner, they came up with an idea to revolutionize the enterprise software market. And when we began to rise, one thing that really set us apart was our culture. A culture which was driven by our value of putting our people first. And ever since, the happiness, development, and contribution of every Workmate is central to who we are. Our Workmates believe a h
Posted 56 days ago | Updated 3 hours ago

Network Administrator

SAIC

•

Adelphi, Maryland, USA

Full-time

Job ID: 2507144 Location: ADELPHI, MD, US Date Posted: 2025-06-30 Category: Information Technology Subcategory: Network Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a proven Network Administrator to join the Army Research Laboratory (ARL) Information Technology (IT) Modernization program and support the full range of
Posted 26 days ago | Updated 1 hour ago

Technical Writer

ManTech

•

Herndon, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Technical Writer to join our team in Herndon, VA, to create and maintain technical documentation related to a mission-critical application in support of one of our key National Intelligence Customers. Responsibilities include, but are not limited to: Create and maintain technical documentation for software applications, systems, and processes, including user manuals, system guides, release notes, and knowledge base articles. Collaborate wit
Posted 39 days ago | Updated 23 hours ago

AI Product Full Stack Engineer

Booz Allen Hamilton

•

Arlington, Virginia, USA

Full-time

Job Number: R0222241 AI Product Full Stack Engineer The Opportunity: We are looking for a mission-driven AI Product Full Stack Engineer to help us bridge the gap between cutting-edge AI models and operational deployment. In this role, you'll work at the intersection of software engineering, DevSecOps, and data engineering-enabling our data science and modeling teams to rapidly field AI/ML solutions in real-world, mission-critical environments. You'll be responsible for transforming research-gr
Posted 16 days ago | Updated 4 hours ago

Cyber Software Engineer

Leidos

•

Arlington, Virginia, USA

Full-time

Are you a motivated Cyber Software Engineer with technical hands-on knowledge of mission focused systems? Are you an ethical hacker ready to apply your knowledge to National Security? Join us at the Leidos Innovations Center, Information and Data Science Division, with a group of highly skilled and innovative individuals and a variety of exciting R&D programs. As a Cyber Software Engineer, you will design and implement sophisticated low-level networking and embedded software systems in support
Posted 60+ days ago | Updated 3 hours ago