Network Security Administrator Jobs in District of Columbia

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Senior Cybersecurity Engineer - Network Security (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 29 days ago | Updated 11 hours ago

Endpoint Security as a Service (ESS) Engineer/Administrator

Leidos

•

Washington, District of Columbia, USA

Full-time

Description Leidos is seeking a skilled and driven Endpoint Security as a Service (ESS) Engineer and Administrator to join our team at the Washington Navy Yard - where innovation meets mission. What You'll Do As an ESS Engineer and Administrator, you won't just maintain systems - you'll elevate them. You'll be part of a collaborative team that installs, configures, and fine-tunes advanced security solutions to ensure critical network infrastructure runs at peak performance. You'll also evaluat
Posted 11 days ago | Updated 10 hours ago

Network Security Engineer

BOOZ, ALLEN & HAMILTON, INC.

•

Washington, District of Columbia, USA

Full-time

Network Security Engineer The Opportunity: Are you looking for an opportunity to share your experience in managing Next Generation Firewalls, security appliances, and Cloud network security controls in support of government agencies. As a systems security and network security engineer, you can identify the tools, systems, and applications needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to design, implement, and optimize firewall ru
Posted 3 days ago | Updated 6 hours ago

Network Security Engineer

DMI

•

Arlington, Virginia, USA

Full-time

About DMI DMI is a leading provider of digital services and technology solutions, headquartered in Tysons Corner, VA. With a focus on end-to-end managed IT services, including managed mobility, cloud, cybersecurity, network operations, and application development, DMI supports public sector agencies and commercial enterprises around the globe. Recognized as a Top Workplace, DMI is committed to delivering secure, ef?cient, and cost-effective solutions that drive measurable results. Learn more at
Posted 5 days ago | Updated 8 hours ago

Network Security Engineer

DMV IT Consulting

•

Washington, District of Columbia, USA

Full-time

Hi All Please find the JD of Network Security Engineer If you have any experience please connect with me Role: Network Security Engineer Experience: 10 Years Location: DMV region of DC. Duties & Responsibilities:a. Ability to monitor and analyze data traffic patterns within the OCFO network infrastructure;b. Identify network problems and recommend improvements to ensure optimal performance;c. Ability to improve network quality regarding any degradation;d. Ability to enhance security and knowle
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Posted 1 day ago

Network Administrator

AAC Inc

•

Rockville, Maryland, USA

Full-time

We are seeking a skilled and highly motivated Network Administrator to join our IT team. The Network Administrator will be responsible for managing, maintaining, and supporting the network infrastructure to ensure smooth operations, maximum uptime, and optimal network performance. This role requires a strong understanding of networking concepts, hands-on experience with network hardware, and the ability to troubleshoot complex issues. Responsibilities may include, but are not limited to: Oversee
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Posted 4 days ago | Updated 8 hours ago

Network Security Engineer with exp in Network Security including Security routing protocols, IPSec, VPN, Security (Webcam Interview) (HYBRID_Only Local to DC/MD/VA Area)

NextGen Solutions Corporation

•

Washington, District of Columbia, USA

Full-time, Contract, Third Party

We are looking for Network Security Engineer / Sr. Network Engineer with strong security (network) experience (Min 1+ years of exp) HYBRID (Webcam interviews) POSITION DESCRIPTION DIRECT CLIENT Position Number of positions: 1 Length: 16 Months + Location: Washington DC 20024 Immediate interviews Webcam interviews ONLY Network Security Engineer / Sr. Network Engineer with strong security(network) experience *Only submit local candidates to DMV region* *Hybrid position - candidate will be requi
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Posted 16 days ago | Updated 1 day ago

Network Security Engineer

Motion Recruitment Partners, LLC

•

Washington, District of Columbia, USA

Full-time

A growing cyber security consulting firm is seeking a Network Security Engineer to join a highly collaborative cybersecurity team supporting enterprise-level infrastructure. This role is ideal for a seasoned network engineer with deep expertise in network security, threat mitigation, and incident response. You'll design and maintain secure network architectures, monitor for anomalies, and play a key role in strengthening the organization's overall security posture. This is a 6-month Contract-to-
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Posted 12 days ago | Updated 7 hours ago

Network Security Engineer

INSPYR Solutions

•

Merrifield, Virginia, USA

Contract

Title: Network Security Engineers (specializing in Palo Alto) Location: Remote Duration: Initial 6 months contract plus extension Work Requirements: , Holders or Authorized to work in USJob Description Network Security Engineering services to validate existing firewall rulesets in place and approve new firewall requests for client's on-premise and cloud firewalls. The project requires that all firewall rules be reviewed and optimized, removing legacy rules, and validating business owners for exi
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Posted 31 days ago | Updated 6 hours ago

Senior Network Security Engineer

Tandym Tech

•

Vienna, Virginia, USA

Contract, Third Party

Tandym is seeking a highly motivated Senior Network Security Engineer to provide support remotely for a top Financial Services client. This is a long-term contract, 100% REMOTE. Responsibilities: Manage and maintain Palo Alto firewall infrastructure, including patching, upgrades, and configuration. Convert traditional Layer 4 firewall rules to Layer 7 using App-ID and User-ID. Create and manage custom App-ID definitions as needed for unique applications. Ensure performance, availability, and c
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Posted 3 days ago | Updated moments ago

Palo Alto Network Security Engineer

Tandym Tech

•

Vienna, Virginia, USA

Contract

A top Fortune 50 financial institution is currently seeking a Network Security Engineer (specializing in Palo Alto) to support a major firewall rules validation and optimization project. This role offers the opportunity to work on enterprise-scale security initiatives involving on-premise and cloud infrastructure, integrating cutting-edge tools like FireMon, ServiceNow, and Illumio. About the Opportunity: Schedule: Monday to Friday (occasional after-hours/on-call support required) Assignment Le
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Posted 27 days ago | Updated moments ago

Senior Network Security Engineer

Costar Group

•

Arlington, Virginia, USA

Full-time

Senior Network Security Engineer 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 estate infor
Posted 10 days ago | Updated 11 hours ago

Network Security Engineer

Accenture LLP

•

Washington, District of Columbia, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative
Posted 36 days ago | Updated 11 hours ago

Senior Network Operations Administrator

Leidos

•

Lorton, Virginia, USA

Full-time

The Multi Domain Solutions Division at Leidos is looking for a Senior Network Operations Administrator to support a fast-paced program with the Air Force Life Cycle Management Center. This role involves supporting the delivery of comprehensive IT and support services to ensure mission success while adhering to DoD standards and regulations. The Senior Network Operations Administrator will ensure accounts for the enterprise solution are created and managed across multiple classification levels. P
Posted 21 days ago | Updated 11 hours ago

Computer Network Defense (CND) Security Engineer

Leidos

•

Suitland-Silver Hill, Maryland, USA

Full-time

Leidos Defense is seeking a mission-driven Computer Network Defense (CND) Security Engineer to join our elite team supporting a key Department of Defense (DoD) customer. Based onsite in Suitland, MD, this role is ideal for someone who thrives in fast-paced environments, enjoys solving tough cyber challenges, and is ready to take on a pivotal role in safeguarding national security systems. As a trusted cyber defense leader, you'll work alongside some of the most driven and creative minds in the
Posted 7 days ago | Updated 11 hours ago

Senior Systems Security Administrator

Johns Hopkins University AppliedPhysicsLaboratory

•

Laurel, Maryland, USA

Full-time

Description Are you interested in creating new IT security capabilities and learning new cybersecurity technologies? Do you want to have a stake in the overall security posture and assessment of the IT infrastructure? If so, we're looking for someone like you to apply and join our team at APL! We are seeking a Senior Systems Security Administrator (SSA) to be part of APL 's Classified IT Services team. We provide technical expertise to meet compliance and security objectives in environments co
Posted 47 days ago | Updated 11 hours ago

Senior Network Engineer Firewalls Security In-Person Interview Manassas VA

SmoothStack

•

Manassas, Virginia, USA

Third Party, Contract

Work with the Product Owner and Squad members to design, develop, test, configure, upgrade and maintain Firewalls with virtual instances (VDOM/VSX) in line with agreed requirements Work with your team to implement and operate your solutions Deploy infrastructure and network software according to our change management processes Collaborate with our internal and external customers following DevOps/Agile principles and best practices Assist in developing and maintaining technical documentation Inte
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Posted 19 days ago | Updated 1 day ago

Network Security Engineer Sr.

Jacobs

•

Fort Meade, Maryland, USA

Full-time

Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a Network Security Engineer, Senior to join our team of passionate individuals in Ft. Meade, MD. In this role you will support challenging, mission-critical projects that make a direct impact on the Nation's security and intelligence mission. Your Impact: In support of a DISA effort, Amentum is assembling a team of network engineers, systems engineers, Unified Co
Posted 29 days ago | Updated 11 hours ago

Senior Network Security Engineer (Hybrid)

SYSCOM, Inc.

•

Annapolis, Maryland, USA

Full-time

SYSCOM, Inc. provides specialized information technology resources that possess the requisite skills and capabilities to deliver enterprise level solutions that help our client s achieve their objectives. At SYSCOM, we have a proven process that brings the best and brightest resources into our organization. Our teammates have excellent verbal and written communication skills as well as coordination and organization skills. The objective of our approach is to ensure a high level of customer satis
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Posted 22 days ago | Updated 22 days ago

Network Administrator

Cymertek Corporation

•

Tysons, Virginia, USA

Full-time

Network Administrator LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a skilled and proactive Network Administrator to join our team and ensure the reliability, security, and efficiency of our organization's network infrastructure. In this role, you will be responsible for maintaining and optimizing network performance, troubleshooting connectivity issues, and implementing solutions to enhance system ope
Posted 60+ days ago | Updated 11 hours ago