134 results for Systems Administrator Jobs in Lorton, VA, US

Description Leidos is looking for an ICAM Systems Administrator to support a large program within a Federal Law Enforcement Agency.  The ICAM Systems Administrator will be responsible for the management, configuration, and support of enterprise-level Active Directory, Azure AD, and Okta environment...

Description Leidos is looking for an ICAM Systems Administrator to support a large program within a Federal Law Enforcement Agency.  The ICAM Systems Administrator will be responsible for the management, configuration, and support of enterprise-level Active Directory, Azure AD, and Okta environment...

Description Leidos is looking for an ICAM Systems Administrator to support a large program within a Federal Law Enforcement Agency.  The ICAM Systems Administrator will be responsible for the management, configuration, and support of enterprise-level Active Directory, Azure AD, and Okta environment...

Manages the functionality and efficiency of Linux systems, applies problem-solving and troubleshooting skills, works in a fast-paced environment, and supports mission-focused customers. Requires 5+ years of related experience and technical skills in Security+, YAML, Python, Bash, and Ruby.

ACTIVE TS/SCI SECURITY CLEARANCE REQUIRED**Bring Your Skills Where They Matter Most — Support National Security as a Senior System Administrator (Desktop Support)Location: Onsite – Springfield, VA | Clearance Required: Active TS/SCI | US Citizenship RequiredYour Impact Starts HereAre you ready to ma...

Responsible for administering Exchange and email retention systems, providing troubleshooting and maintenance support for physical and virtual servers, managing email routing devices, and performing day-to-day management of Exchange Online in an Office 365 environment. Collaborates with peers for ne...

Responsible for ensuring the security and integrity of IT systems, applying Security Technical Implementation Guides (STIGs), managing system patches, and overseeing vulnerability management processes. Conducts regular STIG compliance checks, manages operating systems and application patches, perfor...

Description Leidos is looking for an ICAM Systems Administrator to support a large program within a Federal Law Enforcement Agency.  The ICAM Systems Administrator will be responsible for the management, configuration, and support of enterprise-level Active Directory, Azure AD, and Okta environment...

Description Leidos is seeking a Sr. System Administrator in Fort Belvoir, VA to support large-scale migration and operations on a large, high-profile DOD contract. The I3TS program provides enterprise-wide IT support to enable DTRA’s Information Management & Technology Directorate (ITD) to consolid...

Take2 has proven experience bridging the intersection of technology and people solutions. As a proven, trusted provider for our Federal and commercial clients, we provide the right solutions, at the right time through trusted partnerships, customized to solve our client’s unique business challenges....