- M. C. Dean (Chantilly, VA)
- …leaders in electrical, engineering, and cybersecurity industries. We are seeking a **Physical Security System Administrator 4** to join our ** Security and ... and commercial customers across high-growth markets. As a System Administrator for our Physical Security Systems, you...As a System Administrator for our Physical Security Systems, you will be responsible for monitoring, maintaining,… more
- Amentum (Chantilly, VA)
- …an opportunity in a new field? Are you considering a return to personnel security support or trusted workforce vetting? If you want to use your administrative ... an environment that allows you to directly support national security , we have an opportunity for you! Amentum is...we have an opportunity for you! Amentum is seeking security -minded individuals with attention to detail, strong communication and… more
- Leidos (Reston, VA)
- …or more Microsoft 365 certifications. eg, Microsoft 365 Certified: Messaging Administrator Associate, Enterprise Administrator Expert, Security , Compliance, ... approach to IT transformation. Our team is solving the world's toughest security challenges for customers with "can't fail" missions. To explore and learn… more
- The Metamorphosis Group (Chantilly, VA)
- …understanding of Ubuntu 14/16. 6. Certification as a RedHat Certified System Administrator (RHCSA). 7. Security certification(s), such as Cisco CCNA- Security ... System Administrator - LINUX - TS/SCI FSP REQUIRED Chantilly,...2 and Layer 3 technologies, such as VLANs, port security , 802.1Q, IP subnets, IP routing, VRF and BGP.… more
- Nightwing (Sterling, VA)
- …position is hands-on and requires expertise in Linux administration, automation, and security hardening. The Senior System Administrator will ensure the ... providing technical services to enable customer mission accomplishment. The Senior System Administrator (Linux) will serve as a key member of the EINSTEIN… more
- KBR (Chantilly, VA)
- Title: Subcontracts Administrator KBR's National Security Solution (NSS) Procurement & Supply Chain function seeks a Subcontracts Administrator to support ... & Deltek Timekeeping system + Intermediate to advanced Excel skills Security Requirements + Candidates must possess a Top Secret/Sensitive Compartmented Information… more
- Koniag Government Services (Chantilly, VA)
- …of progressive, hands-on experience in a System Administrator , Network Administrator , or similar senior-level role. ** Security Clearance:** + Must possess ... with Public Law 88-352_** **Job Details** **Job Family** **IT, Cyber Security , Network Systems** **Job Function** **Systems Administrator ** **Pay Type**… more
- Koniag Government Services (Chantilly, VA)
- …with Public Law 88-352_** **Job Details** **Job Family** **IT, Cyber Security , Network Systems** **Job Function** **Systems Administrator ** **Pay Type** ... a Koniag Government Services company **,** is seeking a Windows System Administrator /Technical Support Specialist with a **Secret clearance** to support KDS and our… more
- Koniag Government Services (Chantilly, VA)
- …with Public Law 88-352_** **Job Details** **Job Family** **IT, Cyber Security , Network Systems** **Job Function** **Network Administrator ** **Pay Type** ... a Koniag Government Services company, is seeking a Network Administrator Tier 2 (Network Operations Center) to work an...and report authentication or hardware anomalies + Apply routine security patches under guidance from Tier 3 staff +… more
- CACI International (Chantilly, VA)
- …maintain Linux-based servers, automate system processes, and ensure the reliability and security of enterprise applications. The System Administrator will also ... System Administrator Job Category: Information Technology Time Type: Full...contribute to application migrations, documentation, and coordination with customer security teams. Join us to leverage your skills in… more
- Leidos (Ashburn, VA)
- …ECSA - EC-Council Certified Security Analyst) + ENSA - EC-Council Network Security Administrator + ECIH - EC-Council Certified Incident Handler + ECSS - ... **Description** The US Department of Homeland Security (DHS), Customs and Border Protection (CBP) ... Security (DHS), Customs and Border Protection (CBP) Security Operations Center (SOC) is a US Government program… more
- V2X (Reston, VA)
- …+ Security Analyst + SOC Analyst (Tier 1 & 2) + IT Security Administrator + Penetration Testing Associate Mid-Level (3-7 Years Experience) + Incident ... bring 120 years of successful mission support to improve security , streamline logistics, and enhance readiness. Aligned around a...Response Analyst + Cybersecurity Engineer + Cloud Security Specialist + Forensics Investigator + Security … more
- Leidos (Ashburn, VA)
- **Description** The US Department of Homeland Security (DHS), Customs and Border Protection (CBP) Security Operations Center (SOC) is a US Government program ... threats to CBP networks through monitoring, intrusion detection and protective security services to CBP information systems including local area networks/wide area… more
- CACI International (Chantilly, VA)
- SIPR BeyondTrust Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... US * * * **The Opportunity:** CACI is looking for a BeyondTrust Administrator , to configure and support BeyondTrust's Remote Support, Privileged Remote Access, and… more
- ENS Solutions (Reston, VA)
- …system administration. Requirements + 3+ years of experience as a system administrator + Experience with installing or configuring devices, applications, and ... security tools, including Fidelis + Experience maintaining, engineering, deploying,...GED and 7+ years of experience as a system administrator , Associate's degree and 5+ years of experience as… more
- CACI International (Chantilly, VA)
- Cisco Call Manager Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... * **The Opportunity:** CACI is looking for a Cisco Call Manager Administrator is responsible for the day-to-day administration, configuration, and maintenance of the… more
- PDS Defense (Herndon, VA)
- **IT/Technical** **System Administrator 4** Herndon, VA Posted: 10/30/2025 Job Description Job ID#: 214150 Job Category: IT/Technical Position Type: Associate - W2 ... 26 Shift: 1 Positions Available: 2 **PDS Defense, Inc. is seeking a System Administrator 4, in Herndon, VA. Job ID#214150** **Job Description:** The Senior System … more
- BAE Systems (Herndon, VA)
- …and sustainment support for critical military platforms and systems. Intelligence & Security provides services and products to the Department of Defense, the ... and a shared ambition to lead the world in defense technologies and national security services. We offer flexible work environment to support the balance in your… more
- Sciolex Corporation (Chantilly, VA)
- …you receive the utmost employee care. Responsibilities The System Operations/ Administrator will perform the following duties: Install, configure, and maintain ... hardware, software, and network-related issues. Monitor system performance and security , ensuring compliance with organizational policies and best practices. Manage… more
- CACI International (Ashburn, VA)
- Systems Administrator - Tiered Support Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular ... **The Opportunity:** CACI is currently looking for a System Administrator with agile methodology experience to join our BEAGLE...in Agile Software Development for the Department of Homeland Security (DHS). As a member of the BEAGLE ASF… more