System Administrator

Kros-Wise, Inc.; San Diego (CA); On-site; USD 80,000 - 95,000; Full time

Job summary

A technology solutions company in California seeks a Systems Administrator to support Navy enterprise IT environments. Responsibilities include maintaining servers, performing routine maintenance, and supporting virtualization environments. Candidates should have a Bachelor's degree in IT or Computer Science and relevant experience in network and systems administration. CompTIA Security+ certification is required.

Qualifications

• 4-6 years of hands-on experience in network and systems administration, preferably in a DoD environment.
• CompTIA Security+ Certification is required.
• Familiarity with RMF, STIGs, and vulnerability management tools.

Responsibilities

• Administer and support Windows and/or Linux-based systems.
• Configure and troubleshoot Active Directory, DNS, DHCP, and GPOs.
• Monitor and respond to incidents and support requests.

Skills

Windows Server Administration

Troubleshooting

Virtualization (VMware, Hyper-V)

Basic Networking Principles

Active Directory

Cybersecurity Compliance

Education

Bachelor's Degree in Information Technology or related field

Tools

PowerShell

SCCM

SolarWinds

Job description

Overview

We are seeking a mission-focused Systems Administrator to support Navy enterprise IT environments. This role is responsible for maintaining servers, networks, and cybersecurity compliance across classified and unclassified systems. You'll work closely with senior administrators and cybersecurity personnel to ensure system availability, security posture, and performance in support of Fleet operations and depot modernization initiatives.

Key Responsibilities

• Administer and support Windows and/or Linux-based systems, ensuring consistent uptime and secure configuration
• Configure and troubleshoot Active Directory, DNS, DHCP, and GPOs
• Perform routine maintenance: patching, backups, log reviews, and system health checks
• Support virtualization environments (e.g., VMware, Hyper-V) and hybrid cloud deployments (e.g., Azure)
• Assist in implementing and maintaining RMF controls, DISA STIGs, and security baselines
• Monitor and respond to incidents, alerts, and user support requests
• Document network/system configurations and standard operating procedures
• Coordinate with cybersecurity, software, and helpdesk teams to ensure operational continuity

Minimum Qualifications

• Bachelor's degree in Information Technology, Computer Science, or related field (or equivalent experience)
• 4-6 years of hands-on experience in network and systems administration, preferably in a DoD environment
• CompTIA Security+ Certification
• Working knowledge of Windows Server, Active Directory, and basic networking principles
• Familiarity with virtualization technologies (VMware, Hyper-V) and system hardening practices
• Strong troubleshooting skills and the ability to work independently and as part of a team

Preferred Qualifications

• Experience supporting DoD IT environments
• Familiarity with RMF, STIGs, and vulnerability management tools (e.g., ACAS, Tenable, Nessus)
• Experience with enterprise tools such as SCCM, WSUS, or SolarWinds
• Knowledge of PowerShell scripting or automation tools