Computer science Jobs in District of Columbia

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481 - 500 of 4,245 Jobs

Lead Data Scientist

ManTech

•

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 56 days ago | Updated 7 hours ago

Prin. Software Engineer (Elastic)

Nightwing

•

Remote or Sterling, Virginia, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th
Posted 3 days ago | Updated 10 hours 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 10 hours ago

Network Engineer

SAIC

•

Beltsville, Maryland, USA

Full-time

Job ID: 2508155 Location: BELTSVILLE, MD, US Date Posted: 2025-08-01 Category: Information Technology Subcategory: Network Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: Top Secret Potential for Remote Work: No Description This is a senior position working for the Relay Encryption Operations team within Communication Security, providing network engineering expertise in support of the Vanguard 2.2.1 prog
Posted 5 days ago | Updated 7 hours ago

Software Engineer 1

Realm One

•

Annapolis, Maryland, USA

Full-time

We're searching for talented individuals who provide intelligence, engineering, and mission management expertise for the Government. This program will maximize the effectiveness and efficiency of our country's most important missions both at home and abroad. If you are ready to support a high-performing team that truly makes a difference, then come join us! Job Description: The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive
Posted 40 days ago | Updated 10 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 27 days ago | Updated 10 hours ago

Market Information Technology Manager

Marriott International

•

Bethesda, Maryland, USA

Full-time

Job Description JOB SUMMARY The IT Manager is responsible for verifying the IT landscape supports the property business goals safely, securely, and effectively. This integral role demonstrates key information technology and computer science skills which enhance escalated support for property IT infrastructure and hardware, including repairs, installations, maintenance of systems for designated property/properties. The IT Manager assists the Area IT Manager to identify and forecast future techn
Posted 33 days ago | Updated 10 hours ago

Lead Product Software Engineer

Booz Allen Hamilton

•

McLean, Virginia, USA

Full-time

Job Number: R0220496 Product Software Engineer, Lead The Opportunity: We're looking for a Sof tware Engineer to join our internal Product Engineering team-a dynamic group of innovators passionate about redefining the market through cutting-edge technology. This role is ideal for a self-starter, visionary, "10x-type" engineer who thrives in high-impact environments and is eager to build and operate always-on, secure, and scalable sof tware services. As a seasoned sof tware engineer at Booz Allen,
Posted 60+ days ago | Updated 10 hours ago

Network Engineer

American Systems Corporation

•

Gaithersburg, Maryland, USA

Full-time

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities As a Network Engineer with AMERICAN SYSTEMS you will have the opportunity to do the following: Designs and implements computer and information networks.Performs network modeling, analysis, and planning.Researche
Posted 24 days ago | Updated 10 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 10 hours ago

Senior Network Engineer

SAIC

•

Washington, District of Columbia, USA

Full-time

Job ID: 2506799 Location: WASHINGTON, DC, US Date Posted: 2025-06-24 Category: Information Technology Subcategory: Network Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: Yes Description SAIC is looking for a Senior Network Engineer. Job Description: Install, configure, and maintain scalable network devices such as Cisco routers, switches, and firewalls. Design and i
Posted 50 days ago | Updated 7 hours ago

Front-End Software Engineer (TS/SCI)

Maxar Technologies Holdings Inc

•

Herndon, Virginia, USA

Full-time

Please review the job details below. Front-End Focused Full Stack Software Engineer - Now Hiring! We're looking for a curious, tech-savvy engineer with a passion for front-end development and user experience. You'll join a tight-knit team where your UI skills will shape the tools our users rely on every day. From designing clean, responsive interfaces to collaborating across disciplines, you'll help turn complex needs into simple, intuitive solutions. If you thrive on building polished, user-fo
Posted 10 days ago | Updated 10 hours ago

Project Manager

Electronic Consulting Services, Inc (ECS Federal)

•

Fairfax, Virginia, USA

Full-time

Job Description ECS is seeking a Project Manager to work in our Fairfax, VA office. ECS is seeking a Project Manager to work in our Fairfax, VA office in a hybrid, remote/on-site capacity supporting a Department of Defense (DoD) customer. The successful candidate will provide project support to management and will lead the technical team with initiating, planning, controlling, and executing initiatives in support of sensitive and critical priorities. The candidate will work closely with stakehol
Posted 6 hours ago

Data Scientist 3

Realm One

•

Annapolis, Maryland, USA

Full-time

Are you VIGILANT about your career? RealmOne definitely is! RealmOne was built on the principle that people matter first and foremost. We believe in providing a strong work/life balance by investing in our employees and encouraging professional and personal growth. We do this by offering exceptional benefits, flexible schedules, and the tools necessary to achieve success through paid training, mentoring, and the opportunity to work alongside top-notch industry professionals. Join us on this jo
Posted 15 days ago | Updated 10 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 37 days ago | Updated 7 hours ago

Cyber Security Analyst SME - TS/SCI w/ Polygraph

General Dynamics

•

Bethesda, Maryland, USA

Full-time

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: Cyber Security Job Qualifications: Skills: Documentations, Microsoft Azure, NIST, Risk Management Framework Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Seize your opportunity to make a personal impact as a Cyber Security Analy
Posted 4 days ago | Updated 10 hours ago

ServiceNow Architect

General Dynamics

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Washington, District of Columbia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: BI Full 6C (T4) Job Family: Solutions Architect Job Qualifications: Skills: ServiceNow Administration, ServiceNow Governance, Risk, and Compliance (GRC), ServiceNow Platform, ServiceNow Platform Architecture Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: We are seeking an experienced Ser
Posted 25 days ago | Updated 10 hours ago

Director, Software Engineering

Capital One

•

McLean, Virginia, USA

Full-time

Director, Software Engineering We are on a journey to build a zero to one product in our Growing portfolio (Talent/Performance & Learning and Development). We are reimagining talent life-cycle and building a Platform by leveraging modern technologies in the cloud, artificial intelligence and next-gen data to develop breakthrough innovations and deliver transformative and delightful Associate experiences across HR Growing domain. As a Director, you will play a key strategic role in driving the t
Posted 1 day ago | Updated 1 day ago

Associate, Software Engineer (Chantilly, VA)

Harris Corporation

•

Chantilly, 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 21 hours ago | Updated 10 hours ago

IT Operations Manager

Leidos

•

Bethesda, Maryland, USA

Full-time

Join Our Innovative Team at Leidos! Ready to break away from the ordinary and dive into an extraordinary career? At Leidos' High Fidelity Simulation Business Area, we're not just building systems-we're revolutionizing the future of naval simulation, training, and analysis for the US Navy. Imagine being part of a team where your work directly redefines naval capabilities. That's the Leidos experience. Position Overview We are seeking an experienced IT Operations Manager to lead and optimize the
Posted 50 days ago | Updated 10 hours ago