Computer Network Security Analyst Jobs in Reston, VA

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Cyber Security Engineer

SAIC

•

Chantilly, Virginia, USA

Full-time

Job ID: 2500743 Location: CHANTILLY, VA, US Date Posted: 2025-03-20 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC, a leading provider of systems development & deployment, targeting & intelligence analysis, systems engineering & integration, and training capabilities and solutions for the Intelligence Commun
Posted 60+ days ago | Updated 4 hours ago

Cyber Software Engineer/Supervisor

Leidos

•

Arlington, Virginia, USA

Full-time

Description Are you a motivated Cyber Software Engineer with technical hands-on knowledge of mission focused systems? Are you an ethical hacker ready to apply your knowledge to National Security? Join us at the Leidos Innovations Center, Information and Data Science Division, with a group of highly skilled and innovative individuals and a variety of exciting R&D programs. As a Cyber Software Engineer, you will design and implement sophisticated low-level networking and embedded software systems
Posted 8 days ago | Updated 20 hours ago

ICAM Engineer - Technical Lead

Leidos

•

Washington, District of Columbia, USA

Full-time

Description Leidos is looking for a ICAM Engineer - Technical Lead to support a large program within a Federal Law Enforcement Agency. The ICAM Engineer Technical Lead will be responsible for leading and overseeing the technical direction of the Identity, Credential, and Access Management (ICAM) infrastructure, with a focus on Active Directory, Azure Active Directory, and Okta solutions. You will leverage your deep expertise to design and implement best practices for identity governance, authent
Posted 3 days ago | Updated 10 hours ago

System Administrator

Cymertek Corporation

•

Tysons, Virginia, USA

Full-time

System Administrator LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a proactive and detail-oriented System Administrator to join our team and help maintain the stability, security, and performance of our IT infrastructure. In this role, you will be responsible for managing servers, networks, and other critical systems, ensuring that they run efficiently and securely. You will also handle system updates,
Posted 60+ days ago | Updated 6 hours ago

System Administrator

Cymertek Corporation

•

Reston, Virginia, USA

Full-time

System Administrator LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a proactive and detail-oriented System Administrator to join our team and help maintain the stability, security, and performance of our IT infrastructure. In this role, you will be responsible for managing servers, networks, and other critical systems, ensuring that they run efficiently and securely. You will also handle system updates,
Posted 60+ days ago | Updated 6 hours ago

System Administrator

Cymertek Corporation

•

Chantilly, Virginia, USA

Full-time

System Administrator LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a proactive and detail-oriented System Administrator to join our team and help maintain the stability, security, and performance of our IT infrastructure. In this role, you will be responsible for managing servers, networks, and other critical systems, ensuring that they run efficiently and securely. You will also handle system updat
Posted 60+ days ago | Updated 6 hours ago

Cloud Network Engineer - Hybrid Work Opportunity

General Dynamics

•

Remote or Springfield, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Network Engineering Job Qualifications: Skills: Cloud Computing, Cloud Infrastructure, Cloud Security Certifications: CCNP Enterprise (CCNP-Enterprise) - Cisco, CompTIA Advanced Security Practitioner (CASP) - IAT Level - CompTIA Experience: 8 + years of related experience ship Required: Yes Job Description: GDIT is seekin
Posted 34 days ago | Updated 6 hours ago

Security Detection Engineer

ConsultNet, LLC

•

Remote or Rockville, Maryland, USA

Full-time

Title: Security Detection Engineer Location : Remote Target Start Date : May 1, 2025 Type: long term contract Pay Rate : up to $85/ hour, DOE Job Overview: We are looking for a skilled and proactive Security Detection Engineer to join our dynamic Security Operations team. This role is essential in detecting, analyzing, and mitigating security threats across our environment. The ideal candidate will bring expertise in security systems, threat detection, and a passion for designing and develop
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Posted 44 days ago | Updated 6 hours ago

Information Technology Analyst (Sr) (Cleared) SIOF-ITA

Kentro

•

Springfield, Virginia, USA

Full-time

Description Thank you for considering IT Concepts dba Kentro, where innovation drives opportunity and collaboration leads to success. Our dynamic community of experts is fully committed to advancing our customers' missions, fostering professional growth, and making a positive impact on our communities. Our transition to Kentro in 2025 reflects a rich legacy built upon the foundation of IT Concepts. Rather than leaving ITC behind, we confidently embrace a future centered around the Core of More
Posted 23 days ago | Updated 3 hours ago

Cloud Computing Application Architect

Booz Allen Hamilton

•

Chantilly, Virginia, USA

Full-time

Job Number: R0219817 Cloud Computing Application Architect The Opportunity: As a cloud computing architect, you know how to set up cloud environments and provision computer networking, storage, and virtual networks-ultimately, how to "harness the cloud." We're looking for a cloud computing architect like you to support our clients as they modernize their IT infrastructures and meet their most challenging missions. As a cloud computing architect at Booz Allen, you'll work closely with engineers
Posted 4 days ago | Updated 7 hours ago

Cyber Software Engineer/Supervisor

Leidos

•

Arlington, Virginia, USA

Full-time

Description Are you a motivated Cyber Software Engineer with technical hands-on knowledge of mission focused systems? Are you an ethical hacker ready to apply your knowledge to National Security? Join us at the Leidos Innovations Center, Information and Data Science Division, with a group of highly skilled and innovative individuals and a variety of exciting R&D programs. As a Cyber Software Engineer, you will design and implement sophisticated low-level networking and embedded software systems
Posted 12 days ago | Updated 11 hours ago

Red Team Engineer

Parsons Services Company

•

Centreville, Virginia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: HYBRID Device Exploitation Engineer Are you passionate about cybersecurity and disc
Posted 4 days ago | Updated 6 hours ago

Military Systems Cyber Analyst

Johns Hopkins University AppliedPhysicsLaboratory

•

Laurel, Maryland, USA

Full-time

Description Do you have a passion for problem solving, holistic perspective analysis, and cybersecurity? Do you want to make meaningful contributions that enable the U.S. to prevail against ever-evolving threats? If so, we're looking for someone like you to join our team at APL! We are seeking a motivated technical professional to help advance and apply cyber capabilities to critical U.S. missions. As a member of our team, you will collaborate with multi-disciplinary groups of engineers and
Posted 2 days ago | Updated 6 hours ago

Cyber Engineer

Leidos

•

Chantilly, Virginia, USA

Full-time

Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. The Leidos National Security Sector (NSS) combines technology-enabled services and mission software capabilities in th
Posted 48 days ago | Updated 6 hours ago

IT Technician - TS/SCI w/Poly

General Dynamics

•

Chantilly, 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: Help Desk Job Qualifications: Skills: Computer Hardware, Technical Support, Troubleshooting Certifications: None Experience: 7 + years of related experience ship Required: Yes Job Description: Help Desk Technician V - IT Touch Labor Transform technology into opportunity as a Help D
Posted 41 days ago | Updated 6 hours ago

Network Engineer

Leidos

•

Chantilly, Virginia, USA

Full-time

Leidos is looking for a Systems Engineer to be part of a team responsible for the design, migration, implementation, enhancement, optimization and maintenance of LAN/WAN/Video/Voice/desktop infrastructure. This position will work with engineers on various technical projects. This could include but not limited to systems consolidation and integration, architecture designs and updates, site renovations and relocations. Primary Responsibilities: Provide technical expertise and assist with systems
Posted 58 days ago | Updated 6 hours ago

Lead Network Engineer - Firewall

Swift

•

Manassas, Virginia, USA

Full-time

ABOUT US We're the world's leading provider of secure financial messaging services, headquartered in Belgium. We are the way the world moves value - across borders, through cities and overseas. No other organisation can address the scale, precision, pace and trust that this demands, and we're proud to support the global economy. We're unique too. We were established to find a better way for the global financial community to move value - a reliable, safe and secure approach that the community can
Posted 54 days ago | Updated 3 hours ago

Senior Systems Administrator

NexGen Data Systems, Inc.

•

Fort Belvoir, Virginia, USA

Full-time

NexGen Data Systems is seeking a Senior Systems Administrator whom will ensures the stable operation of the in-house computer software systems and network connections. This includes planning, developing, installing, configuring, maintaining, supporting, and optimizing all network software and communication links. Roles and Responsibilities: Organizes and directs the configuration and operation of information management systems. Analyzes and resolves end user software program and connectivity
Posted 4 days ago

Network Engineer (Active Secret Clearance)

Akima, LLC

•

Chantilly, Virginia, USA

Full-time

Cloud Lake an AKIMA company is looking for a Network Engineer to work in Chantilly, VA. To join our team of outstanding professionals, apply today! Responsibilities Designs, configures, tests, implements and maintains telecommunications capabilities, including wide area and local area networks. Performs operations and support activities.Assists applications programmers working in the telecommunications environment.Evaluates network changes for operational impact.Evaluates network performance an
Posted 51 days ago | Updated 6 hours ago

Engineering Operations Technician, DCEO Engr 4 - AG (L4)

Amazon Data Services, Inc.

•

Woodbridge, Virginia, USA

Full-time

AWS Infrastructure Services owns the design, planning, delivery, and operation of all AWS global infrastructure. In other words, we?re the people who keep the cloud running. We support all AWS data centers and all of the servers, storage, networking, power, and cooling equipment that ensure our customers have continual access to the innovation they rely on. We work on the most challenging problems, with thousands of variables impacting the supply chain ? and we?re looking for talented people who
Posted 19 days ago | Updated 8 hours ago