Intermediate Systems Administrator

Astraeus Operations LLC•St Marys, GA

8d•Onsite

About The Position

The Intermediate Systems Administrator provides comprehensive support for the administration, maintenance, and optimization of classified and unclassified systems supporting SWFLANT and SWSNET operations. This position is responsible for ensuring system availability, security compliance, and reliable performance in alignment with DoD, DON, and SSP directives.

Requirements

Bachelor’s degree in information systems or a related technology field OR High school diploma or GED and 4+ years of additional relevant experience may substitute for a degree.
4+ years of system administration-related work experience.
Must meet DoD Cyber Workforce (CWF) requirements: At a minimum level of IAT II, Per DoD 8570.01-M Work Role: DCWF Code 451, Proficiency Level: Intermediate, per DoD Directive 8140.01 and SECNAV M-5239.2.
Must maintain required computing environment/operating system certifications (e.g., Cisco, Microsoft, VMware)
Top Secret clearance
Successfully pass background and drug screening
Strong understanding of Microsoft Windows Server 2019, Active Directory, Group Policy, and enterprise system administration.
Familiarity with virtualization technologies (e.g., VMware vSphere/ESXi) and storage area networks (SANs).
Experience with DoD system hardening standards, RMF compliance, and DISA STIGs.
Skilled in troubleshooting complex systems, applications, and network issues.
Ability to manage multiple tasks under time constraints in a mission-critical environment.
Strong organizational, communication, and documentation skills.
Ability to work independently or collaboratively as part of a team.
Ability to travel if required

Nice To Haves

Working knowledge of Linux-based systems administration (preferred).

Responsibilities

Administer, configure, and maintain servers, workstations, and associated networked systems to ensure operational readiness.
Implement system updates, patches, and security hardening in accordance with DoD STIGs, IAVMs, and Navy cybersecurity requirements.
Monitor system performance, availability, and capacity, taking corrective actions as necessary to maintain service levels.
Perform system backups, restoration, and continuity of operations planning to safeguard mission-critical data.
Maintain baseline system configurations and documentation to ensure compliance with RMF/IA controls.
Create and manage user accounts, groups, and access permissions in accordance with security directives.
Coordinate with Information Assurance personnel to remediate vulnerabilities and ensure compliance with cybersecurity requirements.
Support the installation and configuration of new hardware, software, and peripheral components.
Troubleshoot and resolve Tier II/III technical issues escalated from the Help Desk.
Participate in Configuration Control Board (CCB) meetings and implement approved system changes.
Assist in planning and implementing system upgrades, migrations, and modernization initiatives to support evolving mission requirements.
Other duties as assigned.