network security Jobs in district of columbia

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Senior Network Architect/SME in Enterprise Facilities Security and Industrial Control Systems Networks

GovCIO

Bethesda, Maryland, USA

Full-time

Overview GovCIO is currently hiring for a Senior Network Architect/SME in Enterprise Level Facilities Security and Industrial Control Systems and Networks for our NIH-CIT proposal. This position is located in Bethesda, MD and is a remote/hybrid position. Responsibilities The SME role's responsibilities include: Coordinate with the Section Manager to evaluate, design, and test architecture designs and services from the roadmap backlog Lead the transition of user accepted designs and services

Information Security Lead

AAJ Interactive Technologies

Reston, Virginia, USA

Full-time

Information Security Lead (Senior Manager, Information Security) Overview Our client has a global footprint delivering increasingly digital services to graduate program candidates and schools/universities around the world. They are a mission-driven organization, with a vision to be the global leader in ensuring every talented person can benefit from the best education for them. The organization s priority is to heighten its impact in promoting graduate education and attracting a qualified and di

Cyber Incident Response Analyst

ManTech

McLean, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Cyber Incident Response Analyst to join our team in McLean, Virginia. Our team provides 24x7x365 support to our customer. The Cyber Incident Response Analyst will work a 4-day work week; 10 hours per shift. Staff will be assigned to either Sun-Wed or Wed-Sat. The schedule is fixed and does not rotate. We have openings on 1st, 2nd and 3rd shifts. Shift differential applies to 2nd and 3rd shifts. Candidate must be able to train on day shift

Cyber Configuration Management Specialist

Leidos

Alexandria, Virginia, USA

Full-time

Leidos is seeking a Configuration Management professional to support our information assurance team. This position can be based out of any of our three locations - Alexandria, VA, Fort Meade, MD, or Chambersburg, PA. The position is primarily on-site, but partial telework may be available at the discretion of our customer and program management. Responsibilities: Develop and establish support requirements for data sharing to and from other repositories. Develop and implement requirements for co

Firewall Administrator (Palo Alto)

Harmonia Holdings Group, LLC.

Washington, District of Columbia, USA

Full-time

Harmonia Holdings Group, LLC is an award-winning, rapidly growing federal government contractor committed to providing innovative, high-performing solutions to our government clients and focused on fostering a workplace that encourages growth, initiative, creativity, and employee satisfaction. We are seeking an experienced Firewall Administrator with strong Palo Alto skills to join our team. The ideal candidate will manage and administer firewall solutions within a highly secure SCIF environment

Senior Network Engineer

General Dynamics

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

Computer Network Defense Analyst

SilverEdge

Fort Meade, Maryland, USA

Full-time

Overview We are seeking a Computer Network Defense Analyst to support a cyber mission. The Computer Network Defense (CND) Analyst will analyze, map, protect or discover vulnerabilities, intrusions, and threats in computer network systems. Conduct computer/network security. Conduct target development and understand all aspects of computer/network security, including firewall administration, encryption technologies and network protocols. Required Qualifications Level 1: A Bachelor's degree and

Security Engineer

Leidos

Alexandria, Virginia, USA

Full-time

Leidos is seeking a Security Engineer to support the execution of strategic, operational, and organizational PPSM objectives. This position can be based out of any of our three locations - Alexandria, VA, Fort Meade, MD, or Chambersburg, PA. The position is primarily on-site, but partial telework may be available at the discretion of our customer and program management. Responsibilities: Ensure compliance with DoD-approved standards, architectures, and guidelines (e.g., DISN) and conduct qualit

Security Engineer

Leidos

Alexandria, Virginia, USA

Full-time

Description Leidos is seeking a Security Engineer to support the execution of strategic, operational, and organizational PPSM objectives. This position can be based out of any of our three locations - Alexandria, VA, Fort Meade, MD, or Chambersburg, PA. The position is primarily on-site, but partial telework may be available at the discretion of our customer and program management. Responsibilities: Ensure compliance with DoD-approved standards, architectures, and guidelines (e.g., DISN) and c

Corelight Engineer

BOOZ, ALLEN & HAMILTON, INC.

McLean, Virginia, USA

Full-time

Corelight Engineer Key Role: Serve as a key member in the client's cybersecurity program. Lead the selection, design, and implementation of network security tools and capabilities. Develop new detection capabilities and analyze attacks. Support critical business initiatives that contribute to enhancing the cybersecurity posture of U.S. civilian agencies. Due to the nature of work performed within this facility, U.S. citizen ship is required . Basic Qualifications: 10+ years of experience leading

Senior Cybersecurity Engineer- 5 days onsite Rosslyn, VA

Motion Recruitment Partners, LLC

Arlington, Virginia, USA

Full-time

Senior Cybersecurity Engineer This client is looking for someone who has experience interacting with federal agencies such as DARPA, DCSA, and OSI PJ, managing compliance efforts in eMASS, maintaining and auditing program security packages, and administering secure computer networks. You'll be responsible for ensuring compliance with federal and DoD cybersecurity standards, as well as developing and maintaining System Security Plans (SSPs) and supporting documentation. The candidate must have an

Senior Security Officer

ManTech

Washington, District of Columbia, USA

Full-time

MANTECH seeks a motivated, career and customer-oriented Senior Security Officer (SSO), to join our team based in Washington, DC. As a Senior Security Officer (SSO), this position plays a critical role in supporting the SCIF facilities and industrial security (FSO) and personnel security (PERSEC) program for our customer. Responsibilities include but are not limited to: Serve as the primary SCIF access approver during normal operations (5 days/week) to include providing INDOC and special sec

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

Continuous Monitoring Engineer (ConMon)

Leidos

Alexandria, Virginia, USA

Full-time

Leidos is seeking multiple ConMon Engineers to be responsible for overseeing and monitoring all authorized IT systems (re-authorization and new systems) throughout their lifecycle for security posture impact. These positions can be based out of any of our three locations - Alexandria, VA, Fort Meade, MD, or Chambersburg, PA. These positions are primarily on-site, but some partial telework may be available at the discretion of our customer and program management. Some travel may be required. Res

Lead Security Engineer

SAIC

Washington, District of Columbia, USA

Full-time

Job ID: 2506810 Location: WASHINGTON, DC, US Date Posted: 2025-06-25 Category: Cyber Subcategory: Cyber 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: No Description SAIC seeks a Lead Security Engineer to assist the Department of Transportation's Cybersecurity mission by supporting the implementation of IPv6 networking capabilities by joining a dedicated team of cyb

Cyber Security Engineer-All Levels

SilverEdge

Herndon, Virginia, USA

Full-time

Overview SilverEdge is a premier provider of innovative cyber, software, and intelligence solutions, addressing mission-critical challenges for the Department of Defense (DoD), Intelligence Community (IC), and beyond. We are dedicated to delivering impactful results to meet mission goals through cutting-edge technology and expertise. We are seeking an Cyber Security Engineer to join our dynamic team. This individual will play a pivotal role in developing innovative and effective solutions for o

Cyber Network Defense Analyst

ManTech

Herndon, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Cyber Network Defense Analyst in Herndon, VA. As a CND Analyst on our team, you will use your expertise in specialized network defense to provide innovative and creative solutions to challenging cyber security problems. You will utilize the latest cyber tools available and assist with creating new ones while allowing you to advance the nation's information security posture. Responsibilities include, but are not limited to: Provide malicio

Cyber Network Defense Analyst

ManTech

Herndon, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Cyber Network Defense Analyst in Herndon, VA. As a CND Analyst on our team, you will use your expertise in specialized network defense to provide innovative and creative solutions to challenging cyber security problems. You will utilize the latest cyber tools available and assist with creating new ones while allowing you to advance the nation's information security posture. Responsibilities include, but are not limited to: Provide malicio

Network Engineer

American Systems Corporation

Gaithersburg, Maryland, USA

Full-time

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities As a Network Engineer with AMERICAN SYSTEMS you will have the opportunity to do the following: Designs and implements computer and information networks.Performs network modeling, analysis, and planning.Researche

CyberSecurity Engineering (Junior - Principal)

Clarity Innovations

Fort Meade, Maryland, USA

Full-time

Clarity Innovations is a trusted national security partner, dedicated to safeguarding our nation's interests and delivering innovative solutions that empower the Intelligence Community (IC) and Department of Defense (DoD) to transform data into actionable intelligence, ensuring mission success in an evolving world. Our mission-first software and data engineering platform modernizes data operations, utilizing advanced workflows, CI/CD, and secure DevSecOps practices. We focus on challenges in Inf