Security-Cleared Systems Administrator

Leidos Inc; Reston (VA); On-site; USD 73,450 - 132,775; Full time

Job summary

Leidos Inc. in Reston, VA is seeking a Systems Administrator to install, configure, administer, support, and maintain IT systems and hardware. The role involves managing system infrastructures, implementing best practices, and performing backups and recovery to ensure reliability and security.

Candidates should have TS/SCI clearance or ability to obtain it, be a U.S. citizen, and demonstrate experience with AD, PowerShell, DISA STIGs, Nessus, and virtual environments.

Qualifications

• Requires TS/SCI clearance and willingness to obtain w/polygraph.
• Must be a US Citizen.
• Ability to communicate across teams and client staff.
• Education: BS with 4–8 years or MS with 2–6 years of relevant experience.
• Experience with DISA STIGs.
• Experience with ACAS/Nessus.
• Experience administering Microsoft operating systems to deploy, manage, and support applications and services.
• Ability to administer Active Directory for user accounts, permissions, and access controls across the network.
• Experience automating IT tasks using PowerShell scripting.
• Experience overseeing security measures and mitigating risks.
• Experience managing server infrastructure for reliability, performance, and security.
• Experience implementing and managing virtual environments to optimize resource utilization.

Responsibilities

• Install, configure, administer, support and maintain systems and hardware.
• Manage system infrastructures and implement best practices to meet objectives.
• Configure physical and virtual systems, backup and recovery of IT infrastructure.
• Tune performance, allocate storage, and apply critical patches.
• Review system performance logs to identify anomalies and troubleshoot issues.
• Develop solutions to complex technical issues across multiple areas.
• Ensure security measures and access controls meet organizational requirements.

Skills

TS/SCI Clearance

US Citizenship

Communication Skills

DISA STIGs Experience

ACAS/Nessus Experience

PowerShell Scripting

Active Directory Administration

Server Infrastructure Management

Security Best Practices

Virtual Environments

Education

Bachelor's degree in Computer Science or related field

Master's degree with 2–6 years experience

Tools

Windows Server

Nessus

Job description

Leidos Inc. in Reston, VA is seeking a Systems Administrator to install, configure, administer, support, and maintain IT systems and hardware. The role involves managing system infrastructures, implementing best practices, and performing backups and recovery to ensure reliability and security.

Candidates should have TS/SCI clearance or ability to obtain it, be a U.S. citizen, and demonstrate experience with AD, PowerShell, DISA STIGs, Nessus, and virtual environments.