Network Engineer (Senior) Jobs in Washington

1 - 20 of 499 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

Senior Network Systems EngineerJob Title - Senior Network Systems Engineer

LeidosCompany Name - Leidos

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Riverdale Park, Maryland, USA

Full-time

Job DescriptionDescription Leidos is seeking an experienced Senior Network Engineer to provide network operations and engineering sustainment support to a mission critical IP messaging and communications transport network. A successful candidate will develop an understanding of the services offered to external organizations, provide lifecycle systems engineering support to development and operations on the program, and use a combination of technical and functional expertise to recommend solution

Senior Network EngineerJob Title - Senior Network Engineer

Costar GroupCompany Name - Costar Group

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Arlington, Virginia, USA

Full-time

Senior Network 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 information an

Senior Network EngineerJob Title - Senior Network Engineer

LeidosCompany Name - Leidos

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Camp Springs, Maryland, USA

Full-time

Leidos has a unique and exciting opportunity to offer a Network Engineer, who would like to expand their knowledge and grow with the Leidos team on the (AFNCR ITS) Air Force National Capital Region IT Services Program. The Network Engineer is responsible for assessing systems, determining problems, providing solutions to issues that arise, designing systems, upgrading systems, maintaining systems and brainstorming possible improvements that can be made to a system in the future. The AFNCR IT Se

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

Senior Network Systems EngineerJob Title - Senior Network Systems Engineer

LeidosCompany Name - Leidos

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Burtonsville, Maryland, USA

Full-time

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

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

Senior Network Systems EngineerJob Title - Senior Network Systems Engineer

LeidosCompany Name - Leidos

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Laurel, Maryland, USA

Full-time

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 infor

Senior Network EngineerJob Title - Senior Network Engineer

STAND 8Company Name - STAND 8

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Remote

Contract

STAND 8 provides end to end IT solutions to enterprise partners across the United States and with offices in Los Angeles, New York, New Jersey, Atlanta, and more including internationally in Mexico and India We are seeking a skilled Network Engineer responsible for the design, implementation, and support of network technologies across a global enterprise environment. This role focuses heavily on security and next-generation connectivity and includes providing ongoing Tier 3 support for the globa

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 Systems EngineerJob Title - Senior Network Systems Engineer

LeidosCompany Name - Leidos

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Fulton, Maryland, USA

Full-time

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

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