5,177 Results for

Network Security Jobs in Alexandria, VA

Jobs

Network Security Engineer MANTECH

Chantilly, VA

Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations. High School Diploma or GED with 7+ years of progressively responsible experience in Network Security Engineering, Network Analysis, or a related technical discipline.

2 days ago

Network Support Specialist GStek Inc.

Fort Meade, MD

$85,000–$90,000 / year
Full time
Quick Apply

Clearance: Selected candidates will be subject to a government security investigation and must meet eligibility requirements for access to classified information. GStek encourages veterans, disabled veterans, and disabled individuals to apply for any open position for which they feel they are qualified.

30+ days ago

Physical Security/Information Assurance (PS/IA) Specialist 1 ESC, Inc.

Joint Base Andrews, MD

$110,000–$115,000 / year
Contractor
Full time
Quick Apply

This position provides physical security (PS) and information assurance (IA) support for collateral, SCI and SAP systems in accordance with JSIG and other DoD and national guidance for facilities with internal networks and guest systems.

30+ days ago

Network Deployment Engineer MANTECH

Chantilly, VA

Experience with Microsoft Windows 2008/2012/2016/2019 Servers; Microsoft Windows 10; administering Microsoft Exchange, Active Directory, and workstation and server hardware; administering Microsoft Office 2010/2016; administering DNS, Group Policy, and PKI; administering vSphere, Horizon View, data backup, and antivirus software; basic networking including DHCP/TCPIP; experience with deploying workstation images; and experience with thin and/or zero clients. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

4 days ago

Network Engineer MANTECH

Chantilly, VA

Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations. High School Diploma or GED with 7+ years of progressively responsible experience in Network Engineering, Network Analysis, or a related technical discipline.

2 days ago

Network Engineer- WAN (Sr. Consultant level) Visa

Ashburn, VA

$152,200–$243,700 / year

Degree in Math, Science, Engineering, or Computer Science, Information Systems or related field OR Bachelor’s degree in Math, Science, Engineering, or Computer Science, Information Systems or related field AND minimum two (2) years of experience in a directly related field OR minimum four (4) years of directly related experience. This role plans, designs, and implements networked systems, manages configurations, supports and troubleshoots network problems, and coordinates with vendors for installation of routers, bridges, concentrators, and switches.

4 days ago

Network Engineer (Cisco) System One

Linthicum Heights, MD

$158 / hour
Quick Apply

OR a Bachelor’s degree with ten (10) years of systems engineering experience in a Qualified Engineering Field (Aeronautics, Biomedical, Chemical, Civil, Computer, Electrical, Environmental, Mechanical, Nuclear, Software, Systems, and Engineering Management) or a related discipline (Chemistry, Computer Science, Information Systems, Mathematics, and Physics) from an accredited college or university. Job title: Network Engineer - (Cisco) Location: Linthicum Heights, Maryland Shift: Day Type: Onsite Polygraph: Required Salary Range: 217K-248K ( annualized USD) + Benefits / Paid Time Off / Bonuses Requirements.

13 days ago

Adversary Network Intelligence Analyst MANTECH

Quantico, VA

In this role, you will apply specialized SIGINT and all-source network intelligence techniques to analyze, map, and evaluate foreign communications and adversary IT infrastructure, directly supporting tactical Marine Corps planners, defensive cyber teams, and strategic operations. Finished Intelligence Production: Author timely, accurate intelligence products—including technical assessments, briefings, network diagrams, and threat reports—tailored for USMC intelligence officers, tactical planners, and strategic leadership.

Today

Cyber Network Threat Analyst MANTECH

Springfield, VA

Detecting anomalous network activity through data analysis, evaluating intrusion detection systems, incident tickets, event and log analysis, and security change tracking. The Counterintelligence Threat Technical Analyst will leverage their strong technical background and knowledge to support the Sponsor’s mission by providing expert threat analysis and cyber defense support.

3 days ago

Network Based Systems Analyst - III Base One Technology

Arlington, VA

$100,000–$140,000 / year
Contractor
Quick Apply

Provides remote and onsite advanced technical assistance, proactive hunting, rapid onsite incident response, and immediate investigation and resolution using host-based, network-based and cloud-based cybersecurity analysis capabilities. Team personnel provide front line response for digital forensics/incident response (DFIR) and proactively hunting for malicious cyber activity.

30+ days ago

NOC Support Engineer Inmarsat Government, Inc

Reston, VA

Full time

Leveraging an industry-leading scalable, multi-band network infrastructure, Inmarsat Government offers a suite of managed network services and end-to-end communication solutions to support users on land, at sea and in the air, even in the world’s most remote regions. The NOC Support Engineer is responsible for maintaining, modifying, and managing the NOC's software and monitoring infrastructure, including hardware and software applications used to monitor and manage Inmarsat Government's global MPLS and SATCOM networks.

30+ days ago

Transport Network Automation Engineer Jobot

MONTGOMRY VLG, MD

$120,000–$150,000 / year
Quick Apply

The ideal candidate combines deep enterprise networking expertise with strong network automation skills and will help improve the repeatability, reliability, security, and traceability of multi-site network deployments while reducing manual configuration and engineering effort. We are seeking an experienced Transport Network Automation Engineer to design, develop, and maintain an end-to-end network automation framework that transforms engineering designs into validated, device-specific configurations and controlled production deployments.

12 days ago

Sr. System and Network Engineer (on-site) CFS

Chantilly, VA

$120,000–$130,000 / year

This individual will serve as a key technical resource supporting Microsoft 365, Azure, networking, and security initiatives in a modern SaaS-focused environment. This is an excellent opportunity for a hands-on cloud infrastructure professional seeking autonomy, visibility, and the opportunity to help drive technology initiatives in a collaborative environment.

11 days ago

Lead Network Engineer (WAN Design and Implementation) System One

Fairfax, VA

$100–$120 / hour
Quick Apply

This role will manage a team of seven network engineers across multiple time zones, drive technical decisions, and partner closely with customer stakeholders and engineering leadership to ensure successful delivery. Lead the design and implementation of a global Wide Area Network (WAN) and serve as the senior customer-facing technical authority for the program.

12 days ago

Senior Network Engineer - Voice Jobot

Washington, DC

$190,000–$225,000 / year
Quick Apply

We are an enterprise IT and network engineering firm delivering Enterprise Network Engineering, Enterprise IT, Program Management, and Project Management support to large commercial corporations, government agencies, and government contractors across the Washington, DC metro area and beyond. We are seeking a Senior Network Engineer with deep Cisco CUCM and Collaboration expertise to serve as a technical leader on business-critical voice, video, and data networks supporting executive-level government agency missions.

Today

Information System Security Officer PlanIT Group

Falls Church, VA

Quick Apply

Job Description: Information System Security Officer Conducts assessments of threats and vulnerabilities, determines deviations from acceptable configurations or enterprise or local policy, assesses the level of risk, and develops and/or recommends appropriate mitigation countermeasures in operational and non-operational situations. Task description and/or any specific requirements: • Ability to manage responsibility for security assessments of a variety of applications or domains, to include cloud computing, and to manage several project/initiatives of large size, complexity, and risk.

12 days ago

Splunk Cyber Security SME (Remote) PlanIT Group

Arlington, VA

Remote

Quick Apply

Manages knowledge objects (fields, extractions, tags, event types, lookups, workflow actions, aliases, macros, and so on) – through automations, scripting, management server functions; to include. This role demands deep expertise in Splunk system architecture, design, implementation, configuration and operational support in a hybrid on-prem Unix/Linux and cloud-based environment.

12 days ago

AWS Cloud Security Architect System One

Reston, VA

$156,300 / year
Quick Apply

Provide security architecture guidance for enterprise applications, AWS cloud environments, hybrid infrastructure, cybersecurity platforms, APIs, containers, data solutions, and AI enabled applications. Support secure AI/GenAI adoption, including LLM integrations, RAG implementations, prompt security, data protection, access controls, monitoring, logging, and human in the loop safeguards.

12 days ago

Cyber Security Analyst - Sr. Consultant level Visa

Ashburn, VA

$152,200–$243,700 / year

Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. If you would like to join a company where security is truly valued, where you can work with like-minded peers who are passionate about the art & science of cyber defense, and where you can use state of the art tools for maximum impact, then we have a home for you.

13 days ago

Sr Cloud Security Engineer PlanIT Group

Falls Church, VA

Quick Apply

Experience: 8+ years in a technical Cybersecurity Engineering role, with at least 4 years focused on large-scale cloud or hybrid environments, and a portfolio of projects where AI or Machine Learning was directly applied to solve security or operational scaling problems. • API-First Automation: Deep expertise in building "glue code" that connects disparate COTS and custom applications via secure, automated APIs to streamline cross-functional business activities.

12 days ago

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Network Security Jobs in Alexandria, VA

Network Security Engineer MANTECH

Network Support Specialist GStek Inc.

Physical Security/Information Assurance (PS/IA) Specialist 1 ESC, Inc.

Network Deployment Engineer MANTECH

Network Engineer MANTECH

Network Engineer- WAN (Sr. Consultant level) Visa

Network Engineer (Cisco) System One

Adversary Network Intelligence Analyst MANTECH

Cyber Network Threat Analyst MANTECH

Network Based Systems Analyst - III Base One Technology

NOC Support Engineer Inmarsat Government, Inc

Transport Network Automation Engineer Jobot

Sr. System and Network Engineer (on-site) CFS

Lead Network Engineer (WAN Design and Implementation) System One

Senior Network Engineer - Voice Jobot

Information System Security Officer PlanIT Group

Splunk Cyber Security SME (Remote) PlanIT Group

AWS Cloud Security Architect System One

Cyber Security Analyst - Sr. Consultant level Visa

Sr Cloud Security Engineer PlanIT Group

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