Systems Administrator II (Domain and Server) (PTMG)

AMERICAN SYSTEMS•Point Mugu NAWC, CA

19d•$120,000 - $145,000

About The Position

The Systems Administrator II is responsible for administering, maintaining, configuring, and supporting Windows and Linux systems and related infrastructure services. The role performs system setup, hardening, patching, software installation, monitoring, troubleshooting, and technical documentation to support secure and reliable operations. It also supports vulnerability remediation, reporting, system documentation, and implementation of security controls and other compliance-related activities.

Requirements

U.S. citizenship.
3 to 5 years of systems administration experience, including hands-on support of server environments and enterprise infrastructure.
Current DoD 8570/8140 IAT Level II certification, such as Security+ CE, CySA+, SSCP, CND, GSEC, GICSP, or equivalent.
Strong technical knowledge of server administration, operating system configuration, patching, hardening, and infrastructure support in regulated environments.
Experience managing Microsoft infrastructure services such as Active Directory, DNS, DHCP, and Group Policy, where applicable to the assigned environment.
Experience supporting system deployment, configuration, patching, software updates, backup and recovery operations, and vulnerability remediation.
Experience supporting virtualized server environments and associated administration tasks, where applicable.
Working knowledge of NIST, FISMA, RMF, and DISA STIG requirements.
Experience maintaining technical documentation for system configurations, procedures, operational changes, troubleshooting activities, and compliance-related updates.
Strong troubleshooting skills to diagnose and resolve moderately complex system, hardware, and software issues.
Ability to work independently on assigned tasks while managing multiple priorities in a mission-focused IT environment.
Strong communication skills and ability to work effectively in a team-oriented environment.
Active Secret clearance with the ability to obtain Top Secret with SCI eligibility, or active Top Secret with SCI eligibility.
Subject to a federal background investigation.

Responsibilities

Administer and maintain server systems and supporting infrastructure to ensure availability, performance, and operational stability.
Deploy, set up, and configure systems, including operating system installation, hardware configuration, and initial software setup based on approved baselines.
Maintain, patch, harden, and update operating systems, applications, and approved software according to security baselines and compliance requirements.
Install, configure, and update approved COTS and GOTS software and manage system updates across the environment.
Monitor system health and performance, identify bottlenecks, and support optimization of system resources.
Troubleshoot system, hardware, and software issues and respond to incidents to ensure timely resolution and continuity of operations.
Develop and maintain technical documentation for system configurations, procedures, operational changes, troubleshooting activities, and compliance-related updates.
Support cybersecurity and compliance activities, including vulnerability remediation, implementation of approved security controls, and assistance with RMF-related documentation and system changes.
Support operational reporting requirements, including system status updates and patch/hotfix reporting.
Collaborate with network, cybersecurity, and support personnel to execute approved changes, resolve problems, and maintain accurate asset and configuration information.