Network security Jobs in Washington

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Engineering Apprentice - Software

Lockheed Martin Corporation

Manassas, Virginia, USA

Full-time

Standard Job Description For use only with approval from corporate compensation or RMS Compensation. An employee in the engineering apprenticeship program will perform a variety of duties in the sustainment of existing products to include: assisting with engineering documentation, technical data maintenance and modification, training material maintenance, and mechanical, electrical maintenance to include grooming, upgrade, and modification of program products and test platforms. This employee w

Senior Cybersecurity Engineer

Booz Allen Hamilton

Chantilly, Virginia, USA

Full-time

Job Number: R0219698 Cybersecurity Engineer, Senior The Opportunity: Are you looking for an opportunity to share your experience in network and system security to safeguard our nation? As a cybersecurity engineer, you can identify, implement, and operate the systems, tools, and approaches needed to assess vulnerabilities, repel threats, and improve enterprise security. We need your experience to lead the development and implementation of security solutions that protect critical national securit

Cybersecurity Engineer

SAIC

Washington, District of Columbia, USA

Full-time

Job ID: 2505484 Location: WASHINGTON, DC, US Date Posted: 2025-05-08 Category: Information Technology Subcategory: Database Admin 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 seeking a Cybersecurity Engineer to support a mission-critical U.S. government agency in the National Capital Region. This hybrid position involves managing and modernizing ent

System Vulnerability Analyst 2

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 security professionals. Join us on this jou

Network Engineer

Booz Allen Hamilton

McLean, Virginia, USA

Full-time

Job Number: R0221772 Network Engineer The Opportunity: We are seeking a dedicated mid-level Network Engineer to support the design, deployment, and maintenance of enterprise and tactical networks for the Department of Defense ( DoD ) . This role is an opportunity to apply your technical expertise in wireless, SD-WAN, and cybersecurity to build secure, resilient infrastructure that directly enhances the quality of life for military personnel and their families. You'll work on meaningful projects

Enterprise Architect - Cloud

Robert Half

Washington, District of Columbia, USA

Contract

Description We are seeking an experienced Enterprise Architect to lead the design and implementation of cloud architecture for a large-scale program in Washington, District of Columbia. This role is critical in aligning cloud strategies with business objectives and IT best practices. The ideal candidate will drive cloud migration efforts, optimize infrastructure, and guide teams in adopting and managing cloud technologies. This position requires a strong understanding of enterprise systems, clou

Enterprise Systems Engineer

ManTech

McLean, Virginia, USA

Full-time

ManTech is seeking a motivated, career and customer-oriented Enterprise Systems Engineer to join our team in McLean, VA. Responsibilities include but are not limited to:Develop complex, enterprise solutions across the appropriate engineering environments to meet business and mission requirements or enhance performancePlan, conduct, and oversee the technical aspects of large, complex projects; coordinate the efforts of technical support staff in the performance of assigned projectsPerform full-s

Integration Full Stack Engineer

Lockheed Martin Corporation

Bethesda, Maryland, USA

Full-time

Job Description Seeking highly motivated, and creative Software Developers/ Systems Integrators / Software Engineers /Full Stack Engineers. Apply your skills to advance manufacturing technology at Lockheed Martin by helping us build Industrial Internet of Things (IIoT) gateway solutions for all Lockheed Martin factories. Our team of Full Stack Engineers get exposure to edge compute, infrastructure, network, security, application automation, data and analytics. Be part of an amazing high perform

Senior Security Managger

American Association Of Motor Vehicle Admin.

Arlington, Virginia, USA

Full-time

Position Summary: The Security team is organized around three pillars: Security Engineering & Operations, Security Architecture, and Governance, Risk & Compliance (GRC). The Sr. Manager Security is responsible for all the activities carried by the Security Engineering & Operations team. In that capacity, the Sr. Manager works in close partnership with the Manager of GRC and the Architecture team to identify, design, implement, and maintain processes and technologies across the enterprise, to re

Network Firewall Engineer (NE II) (Government)

AT&T Inc.

Columbia, Maryland, USA

Full-time

Job Description: AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Department of Defense. We are dedicated to recruiting, developing, and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values, and dedicated to our customers' mission. RIS I is the delivery of regional IT services to the end user. We offer support of end user devices including deskt

Network Engineer

SAIC

Fort Meade, Maryland, USA

Full-time

Job ID: 2506164 Location: FORT MEADE, MD, US Date Posted: 2025-06-24 Category: Information Technology Subcategory: Network Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC, a leading provider of systems engineering & integration, systems development & deployment, intelligence analysis and targeting, and training solutions for the Intelligence C

Cloud Data Architect

Navigant Consulting

McLean, Virginia, USA

Full-time

Job Family: IT Architecture/Cloud Travel Required: Up to 25% Clearance Required: Ability to Obtain Public Trust What You Will Do: The Cloud Data Architect designs and implements an organization's cloud data strategy, ensuring data accuracy, accessibility, and security to support strategic decision-making. They translate business needs into technical solutions, often collaborating with various stakeholders to optimize data utilization and ensure compliance with industry regulations and securi

Principal/Architect Security Engineer

HAYS

Washington, District of Columbia, USA

Full-time

Principal/Architect Security Engineer - Permanent - Remote - $150000.00 - $160000.00/hr. The final salary or hourly wage, as applicable, paid to each candidate/applicant for this position is ultimately dependent on a variety of factors, including, but not limited to, the candidate's/applicant's qualifications, skills, and level of experience as well as the geographical location of the position. Applicants must be legally authorized to work in the United States. Visa sponsorship is not availabl

Security Engineer

ManTech

Herndon, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Security Engineer to join our team in Herndon, VA to design, implement, and maintain secure environments that align with compliance standards in support of a high priority mission at one of our National Intelligence Customers. This role requires an individual with a strong technical foundation in cybersecurity, a deep understanding of federal security frameworks, and a proactive approach to protecting mission-critical systems. Responsibili

Computer Network Defense Analyst (CNDA)

BlueHalo

Annapolis, Maryland, USA

Full-time

At BlueHalo, an AV Company, our Cyber experts operate at the mission's edge. Using advanced cyber techniques, our team of technologists and analysts employ capabilities spanning traditional computing environments to Internet of Things (IoT), including offensive and defensive cyber operations and analysis, signals intelligence (SIGINT) discovery, and data science. Our team is expanding to do the big things that have never been done before - the things the nation and the world are counting on us t

Lead Network Engineer- Palo Alto Firewalls

Costar Group

Arlington, Virginia, USA

Full-time

Lead Network Engineer- Palo Alto Firewalls Job Description Overview CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the world of real est

AWS Full Stack Developer

Booz Allen Hamilton

McLean, Virginia, USA

Full-time

Job Number: R0221793 AWS Full Stack Developer The Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to create a system that will make a difference, we need you on our team. We're looking for an experienced developer like you with the skills needed to develop software and systems from vision to production-ready. This role is more than just coding. As

Network Engineer

Leidos

Springfield, Virginia, USA

Full-time

We are seeking a Network Engineer who is responsible for the design, configuration, maintenance, and optimization of enterprise network environments. This role supports multiple network domains and plays a key part in ensuring secure, reliable, and high-performance connectivity across the organization. The engineer collaborates closely with cybersecurity, systems, and application teams to ensure seamless infrastructure integration and compliance with federal and DoD standards. Leads troubleshoot

Network Engineer

Base One Technologies

Ashburn, Virginia, USA

Contract

Primary Responsibilities: We are seeking a skilled and motivated Network Engineer with a strong background in both traditional and cloud-based networking environments. The ideal candidate will bring deep technical expertise in AWS cloud, network firewalls, and endpoint security tools, along with experience working in Linux and Windows environments. This role will be instrumental in ensuring the resilience, security, and performance of our global network infrastructure. Below are some tools/skill

Secure Wireless Engineer

General Dynamics Information Technology

Springfield, Virginia, USA

Full-time

Type of Requisition: Pipeline 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: Network Engineering Job Qualifications: Skills: Network Connectivity, SSL VPN, Virtual Private Networks (VPNs), Wireless Networks Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Own your opportunity to serve as a critical compon