Network security Jobs in District of Columbia

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Senior Network Security Engineer

SAIC

Remote

Full-time

Job ID: Location: REMOTE WORK, CO, US Date Posted: 2025-07-11 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Interim Secret Clearance Level Must Be Able to Obtain: Secret Potential for Remote Work: Yes Description Senior Network Security Engineer SAIC currently has an opening for an 802.1x/Forescout/Comply to Connect (C2C) Engineer to support the US Army Corps of Engineers. This is a remote position. Job Description

Senior Network Security Engineer

SAIC

Remote

Full-time

Job ID: Location: REMOTE WORK, CT, US Date Posted: 2025-07-11 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Interim Secret Clearance Level Must Be Able to Obtain: Secret Potential for Remote Work: Yes Description Senior Network Security Engineer SAIC currently has an opening for an 802.1x/Forescout/Comply to Connect (C2C) Engineer to support the US Army Corps of Engineers. This is a remote position. Job Description

Senior Network Security Engineer

SAIC

Remote

Full-time

Job ID: Location: REMOTE WORK, IN, US Date Posted: 2025-07-11 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Interim Secret Clearance Level Must Be Able to Obtain: Secret Potential for Remote Work: Yes Description Senior Network Security Engineer SAIC currently has an opening for an 802.1x/Forescout/Comply to Connect (C2C) Engineer to support the US Army Corps of Engineers. This is a remote position. Job Description

Senior Network Security Engineer

SAIC

Remote

Full-time

Job ID: Location: REMOTE WORK, IL, US Date Posted: 2025-07-11 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Interim Secret Clearance Level Must Be Able to Obtain: Secret Potential for Remote Work: Yes Description Senior Network Security Engineer SAIC currently has an opening for an 802.1x/Forescout/Comply to Connect (C2C) Engineer to support the US Army Corps of Engineers. This is a remote position. Job Description

Senior Network Security Engineer

SAIC

Remote

Full-time

Job ID: Location: REMOTE WORK, DC, US Date Posted: 2025-07-11 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Interim Secret Clearance Level Must Be Able to Obtain: Secret Potential for Remote Work: Yes Description Senior Network Security Engineer SAIC currently has an opening for an 802.1x/Forescout/Comply to Connect (C2C) Engineer to support the US Army Corps of Engineers. This is a remote position. Job Description

Cloud Network Security Architect with Aviatrix

TranSquared inc

Remote

Contract

Hi, Job Title: Cloud Network Security Architect Location: 100%Remote Duration: 12 Months+ Special Notes: MUST HAVE (Virtual Firewalls, PAN Flex, Aviatrix) Description We are seeking a highly skilled Cloud Network Security Consultant to lead the deployment and configuration of multiple virtual firewalls, while also supporting application separation between production and non-production environments. The ideal candidate will help design a scalable, cost-efficient, and highly available solution c

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

Sr. Network Security Engineer - PCNSE / CCNP (HYBRID)

Trigyn Technologies, Inc.

Annapolis, Maryland, USA

Third Party, Contract

Trigyn's direct client has a very long-term need (5-year contract) for a Senior Network Security Engineer (MUST be PCNSE and CCNP CERTIFIED) in Annapolis, MD (HYBRID). MANDATORY REQUIREMENT (Must have): ? Palo Alto Networks Certified Network Security Engineer (PCNSE) Certification ? Cisco Certified Network Professional (CCNP) ENTERPRISE or (CCNP) SECURITY Certification. Description: The Network Security Engineer will actively participate in planning and coordinating the design, installation,

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

Senior Network Security Engineer

GreyMatter Solutions

Annapolis, Maryland, USA

Contract, Third Party

Position: Network Security Engineer Location: Maryland (Hybrid) Duration: 12+ Months contract Note: Need only local s to Maryland Flexibility allowed after satisfactory performance, with potential for expanded remote work. May require extended hours for project deadlines or on-call support. Two-to-four week training provided. Minimum Requirements: Associate degree in an IT-related field. Active certifications: Palo Alto Networks Certified Network Security Engineer (PCNSE) and Cisco Certified N

Cloud Network Security Subject Matter Expert

NexGen Data Systems, Inc.

Remote

Full-time

NexGen Data Systems is seeking a highly skilled and experienced Cloud Network Security Subject Matter Expert (SME) to support our Cyber Security Engineering & Design team. In this critical role, you will be responsible for designing, implementing, and maintaining secure cloud network solutions, evaluating emerging technologies, and providing technical leadership across a multi-vendor enterprise environment. You will be a key contributor to our efforts in securing both cloud and on-premise infras

Senior Network Engineer Firewalls Security In-Person Interview Manassas VA

SmoothStack

Manassas, Virginia, USA

Contract, Third Party

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

Extended Expertise Consultant/Network Security Consultant

HCM Staffing and Consulting

Remote

Contract

You will provide guidance and technical support to clients deploying our security integrations. You ll act as the technical partner, providing strategic guidance around complex systems to secure a digital environment. Interacting directly with the client, you ll partner closely with client personnel to guide and suggest integrations to better serve their success. Your thorough understanding of our product integrations contributes to the development of new principles and concepts providing detail

Extended Expertise Consultant/Network Security Consultant (EAST COAST)

HCM Staffing and Consulting

Remote

Contract

Your Career You will provide guidance and technical support to clients deploying our security integrations. You ll act as the technical partner, providing strategic guidance around complex systems to secure a digital environment. Interacting directly with the client, you ll partner closely with client personnel to guide and suggest integrations to better serve their success. Your thorough understanding of our product integrations contributes to the development of new principles and concepts prov

Network Security Engineer

Booz Allen Hamilton

Remote

Full-time

Job Number: R0221904 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

Network Security Engineer (WAF) - North Central (Remote in the U.S.)

GuidePoint Security

Remote

Full-time

GuidePoint Security provides trusted cybersecurity expertise, solutions and services that help organizations make better decisions and minimize risk. By taking a three-tiered, holistic approach for evaluating security posture and ecosystems, GuidePoint enables some of the nation's top organizations, such as Fortune 500 companies and U.S. government agencies, to identify threats, optimize resources and integrate best-fit solutions that mitigate risk. We are looking for a Network Security Enginee

Cloud Network Security Consultant

GDH

Remote

Third Party, Contract

Job Description: Our client is seeking a highly skilledCloud Network Security Consultantto join their team on a project basis. This role involves leading the deployment and configuration of virtual firewalls and supporting application separation between production and non-production environments across multiple cloud platforms such as AWS, Azure, and Google Cloud Platform. The ideal candidate will design scalable, cost-efficient, and highly available solutions capable of supporting substantial

Network Security Engineer (NAC) - North Central (Remote in the U.S.)

GuidePoint Security

Remote

Full-time

GuidePoint Security provides trusted cybersecurity expertise, solutions and services that help organizations make better decisions and minimize risk. By taking a three-tiered, holistic approach for evaluating security posture and ecosystems, GuidePoint enables some of the nation's top organizations, such as Fortune 500 companies and U.S. government agencies, to identify threats, optimize resources and integrate best-fit solutions that mitigate risk. We are looking for a Network Security Enginee

Technical Curriculum Developer - Network Security

PaloAlto Networks

Remote or Santa Clara, California, USA

Full-time

Description 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. We have the vision of a world where each day is safer and more secure than the one before. These aren't easy goals to accomplish - but we're not here for easy. We're here for better. We are a company built on the foundation of challenging and disrupting the way things are done, and we're looking for innovators who are as com

Network Security Engineer - W2 Tax Terms

Nivid InfoTech Inc.

Remote

Contract

Network Security Engineer Duration : 24 Months Remote Work Responsibilities : Network Security Engineering Specialist At least 5 years of network/security engineering design and implementation experience.Palo Alto s PCNSE certification or equivalent experience and knowledge of Security, Routing and SwitchingCCNP certification or equivalent experience and knowledge of Security, Routing and SwitchingExperience in ITIL and ITSM.Advanced knowledge and/or experience in one or more of the following:N