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# Windows/ Linux System Administrator

- **Company:** Maximus, Inc.
- **Location:** Colorado Springs, CO, United States
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Active Directory, Server Applications, Client Server Models, System Configuration, Dynamic Host Configuration Protocol, Linux, Domain Name System (DNS), VMware ESX Servers, Web Servers, Internet Information Services (IIS), IPv4, IPv6, Lightweight Directory Access Protocols (LDAP), PostgreSQL, Linux Servers, Microsoft SQL Server, Network Connections, Dell PowerEdge, Windows PowerShell, Shell Script, Systems Integration, SSL Certificate Management, Scripting, System Availability, Vmware
- **Published:** October 20, 2026
- **Apply:** https://www.dice.com/job-detail/2dccf30c-f484-4d96-91f5-2cd5941a4533

## About the Role

Active Secret Security Clearance.

 - Minimum of 3-5 years of experience with Windows / Linux Server environments, including installation, patching, and troubleshooting.

 - Hands-on experience administering, configuring, patching, and troubleshooting Linux systems.

 - Networking experience includes IPv4 / IPv6, ports/protocols, and monitoring.

 - Familiarity with remediation and validation of security vulnerabilities in a Windows / Linux Server environment.

 - Proficiency with managing and monitoring infrastructure, including telephony peripherals and server systems.

 - Knowledge of client/server certificate management.

 - Experience with Active Directory and Group Policy Administration.

 - Ability to move throughout an office environment and occasionally lift and carry up to 50 pounds.

 - Candidates must reside within a commutable distance for daily onsite work and on-call requirements.

 - This contract supports systems that require 24x7x365 uptime. Candidates must be willing and able to meet recall requirements, including participation in a rotational on-call schedule.

Preferred Skills and Qualifications:

 - Prior DHS suitability.

 - Scripting experience (PowerShell, Shell scripting).

 - Experience with VMware environments, including ESXi and vCenter, for installation, upgrades, troubleshooting, and ESXi certificate management.

 - Experience with Microsoft SQL Server and PostgreSQL databases.

 - Experience with security vulnerability remediation and validation.

#techjobs #clearance #veteranspage #APPCASTDTO

## Description

Install, configure, operate, monitor, and maintain enterprise infrastructure, including web servers (e.g., IIS), application servers, and telecom hardware (e.g., Dell PowerEdge servers, Anaya J Series phones).

 - Install, configure, troubleshoot, and resolve issues related to, Windows / Linux servers, network connectivity, and system integrations with Active Directory, DNS, DHCP, and LDAP.

 - Collaborate with cross-functional teams to implement telephony solutions that ensure high availability, call quality, and compliance with security and performance standards.

 - Apply regular and emergency patches to Windows / Linux Server environments to maintain security and compliance.

 - Perform system upgrades and migrations, including planning, testing, and execution.

 - Conduct regular system health checks and preventive maintenance.

 - Coordinate with security teams to address audit findings and implement appropriate remediations.

 - Other tasks as assigned.