Network Engineer (Senior) Jobs in District of Columbia

1 - 20 of 506 Jobs

Senior Network Security EngineerJob Title - Senior Network Security Engineer

Tandym TechCompany Name - Tandym Tech

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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

Sr. Network EngineerJob Title - Sr. Network Engineer

Apex SystemsCompany Name - Apex Systems

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Fort Meade, Maryland, USA

Full-time

Job#: 2081964 Job Description: Are you ready to take your network engineering career to the next level? I'm working with a large Federal Integrator, a leading name in defense and intelligence, and we're looking for a Sr. Network Engineer to join the team onsite at Fort Meade, MD. Here's the quick rundown: ? Position: Sr. Network Engineer ? Location: Fort Meade, MD (100% Onsite) ? Clearance: Active Top Secret required (SCI eligibility a must) ? Rate: Lets Discuss!! ? Interview Process: Just

Network System EngineerJob Title - Network System Engineer

HireTeqCompany Name - HireTeq

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Springfield, Virginia, USA

Contract

Job Title: Senior Network Systems Engineer Duration: 6 Month Contract to Hire (Fully Onsite) Locations: Springfield, VA Position Summary: Acts as a technical expert for the Operations Technology (OT) engineering team who performs the engineering, configuration and deployment of the network and virtual server infrastructure that supports the organization's OT environment. The ideal candidate would have extensive experience as a network engineer and virtualization engineer for the oil and gas indu

Copy of Sr. Technical Support Engineer, US Government, XSOAR (2pm to 11pm Central Time - Late Shift)Job Title - Copy of Sr. Technical Support Engineer, US Government, XSOAR (2pm to 11pm Central Time - Late Shift)

PaloAlto NetworksCompany Name - PaloAlto Networks

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Reston, Virginia, USA

Full-time

Company Description ** To comply with U.S. federal government requirements, U.S. citizenship is required for this position. ** ** Late shift role (Working Hours 2:00 pm - 11:00 pm Central Time) ** Our Mission At Palo Alto Networks everything starts and ends with our mission: Being the cybersecurity partner of choice, protecting our digital way of life. Our vision is a world where each day is safer and more secure than the one before. We are a company built on the foundation of challenging

Senior Network EngineerJob Title - Senior Network Engineer

General DynamicsCompany Name - General Dynamics

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Washington, District of Columbia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret Public Trust/Other Required: None Job Family: Network Engineering Job Qualifications: Skills: Firewalls, Network Engineering, Network Management, Network Systems, Routers Certifications: None Experience: 15 + years of related experience ship Required: Yes Job Description: Senior Network Engineer Transform technology into opportunity as a Senior Network Engin

FLEX Senior Network Observability EngineerJob Title - FLEX Senior Network Observability Engineer

Marriott InternationalCompany Name - Marriott International

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Bethesda, Maryland, USA

Full-time

Job Description This is a temporary position. JOB SUMMARY The Senior Network Observability Engineer, Network Reliability Engineering (NRE) is the subject matter expert in designing and implementing the Network monitoring strategy and platforms for the next-gen operations for all Marriott International (MI) networks including the Property Networks, Datacenter/Cloud Networks, and Corporate Networks. This role will work closely and collaboratively with a matrix team of expert network architects a

FLEX Senior Engineer Network ComplianceJob Title - FLEX Senior Engineer Network Compliance

Marriott InternationalCompany Name - Marriott International

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Bethesda, Maryland, USA

Full-time

Job Description This is a temporary position. JOB SUMMARY The Senior Engineer Network Compliance will be responsible for executing a successful network compliance program that adheres to the highest industry standards. To be successful in this role, the Sr Engineer Network Compliance will have a minimum of 8+ years of experience in a technical role within a network and security engineering organization and at least 4 years of working in Network and Security engineering roles. They should have

Senior Network Security EngineerJob Title - Senior Network Security Engineer

Costar GroupCompany Name - Costar Group

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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 info

Sr. O&M Network EngineerJob Title - Sr. O&M Network Engineer

LeidosCompany Name - Leidos

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Springfield, Virginia, USA

Full-time

The Digital Modernization Sector at Leidos is seeking a Sr. O&M Network Engineer various wide area networks (WANs) and local area networks (LANs). This position will provide routing and boundary protection to an enterprise level infrastructure across multiple classifications and act as subject matter experts in routing and boundary technologies across multiple vendors. The job duties of Tier O&M Network Engineer are as follows: Tier O&M of Juniper and Cisco routers to include extensive troub

Sr Network EngineerJob Title - Sr Network Engineer

Brandywine TechnologyCompany Name - Brandywine Technology

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Bethesda, Maryland, USA

Full-time

Brandywine Technology is an IT staffing company located in Wilmington, DE. We are committed to providing candidates with the highest level of personal attention. We are experts who get to know the candidate and our corporate customers on a personal level. This may seem extreme to other staffing companies, but we feel this is the only way to ensure success. SUMMARY Our direct customer is seeking a Network Engineer to join their growing team. You will be an integral part of the design and implemen

FLEX Senior Network EngineerJob Title - FLEX Senior Network Engineer

Marriott InternationalCompany Name - Marriott International

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Bethesda, Maryland, USA

Full-time

Job Description Marriott's Cloud Network Services team is a fast-paced and innovative group that builds network infrastructure to connect hotel guests, properties, and partners. Our cloud solutions such as the Marriott Bonvoy reservations and rewards programs. We are a rapidly growing team that provides the opportunity for autonomy and growth! Reporting into the Senior Director, Cloud Network Services, the Senior Network Engineer develops and maintains technical solutions that adhere to enginee

Senior Network EngineerJob Title - Senior Network Engineer

LeidosCompany Name - Leidos

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Riverdale Park, Maryland, USA

Full-time

Job DescriptionDescription Leidos is seeking a Senior Network Engineer to join our Defense Enclave Services (DES) team at Ft. Meade, MD. POSITION SUMMARY: This is an exciting opportunity to use your technical experience, and leadership to successfully execute Defense Information Systems Agency (DISA) migration to the Department of Defense s Fourth Estate (DoD 4th Estate) agencies into a Common Use information technology (IT) infrastructure. The Leidos team will deliver Network Infrastructure s

Senior Network EngineerJob Title - Senior Network Engineer

SAICCompany Name - SAIC

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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

Insider Threat Program Senior Network EngineerJob Title - Insider Threat Program Senior Network Engineer

LeidosCompany Name - Leidos

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Washington, District of Columbia, USA

Full-time

Description The Digital Modernization Sector at Leidos currently has an opening for a Senior Network Engineer supporting the HEITS Contract as part of the Department of Homeland Security (DHS) Insider Threat Program (ITP). This is an exciting opportunity to use your experience to support, sustain, design and evolve the network enterprise of the ITP. The ITP mission is to identify insider threats to the department by utilizing advanced analytics, monitoring, and data correlation which in turn hel

Sr. Network EngineerJob Title - Sr. Network Engineer

Navigant ConsultingCompany Name - Navigant Consulting

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Washington, District of Columbia, USA

Full-time

Job Family: Systems Engineering Travel Required: None Clearance Required: Active Top Secret (TS) What You Will Do: Support a federal government client's network and system security and engineering efforts. You will be responsible for guiding the implementation of program standards and the development and deployment of targeted solutions. Responsibilities of this role are as follows, to include but not limited to: Developing and maintaining the network architecture;Collaborating with other e

Network Engineer Senior _TS/SCI with PolygraphJob Title - Network Engineer Senior _TS/SCI with Polygraph

General DynamicsCompany Name - General Dynamics

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Springfield, Virginia, 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: Network Engineering Job Qualifications: Skills: Data Communication Networks, Networks, Telecommunications Network Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Network Engineer Senior w

Sr. Network Engineer (CAN/LAN)Job Title - Sr. Network Engineer (CAN/LAN)

LeidosCompany Name - Leidos

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Chantilly, Virginia, USA

Full-time

The Digital Modernization Sector at Leidosis seeking a Network Engineer (Campus Area Network/Local Area Network (CAN/LAN)) to support our global enterprise networks. The CAN/LAN service network architecture provides solutions for modernizing network components while supporting service delivery for customer requirements in a mission-focused operational enterprise. Our team is completely replacing a global enterprise network while providing design, engineering, and transition for a wide range of c

Senior Network EngineerJob Title - Senior Network Engineer

LeidosCompany Name - Leidos

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Lorton, Virginia, USA

Full-time

The Multi Domain Solutions Division at Leidos is looking for a Senior Network Engineer to support a fast-paced program with the Air Force Life Cycle Management Center, deploying and managing a complex network spanning multiple customer sites and the cloud. We are seeking a skilled Senior Network Engineer to design, procure, and install network systems that meet Department of Defense (DoD) specifications. In this role, you will develop network architectures, collaborate with procurement teams to

Sr. Network EngineerJob Title - Sr. Network Engineer

Synapse Business SystemsCompany Name - Synapse Business Systems

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Washington, District of Columbia, USA

Full-time

Sr. Network Engineer Washington DC ( 3 Days Onsite) Job Description: Install, configure, and maintain scalable network devices such as Cisco routers, switches, and firewalls.Design and implement secure network access solutions and managing security policy using Cisco ISE to meet organizational requirements.Monitor network performance and troubleshoot complex issues to ensure system availability and reliability.Collaborate and partner with other IT platform teams to support and optimize network o

Senior Cybersecurity Engineer - Network Security (US Federal)Job Title - Senior Cybersecurity Engineer - Network Security (US Federal)

Workday, Inc.Company Name - Workday, Inc.

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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