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Flexible Weekend System Administrator Jobs (NOW HIRING)

Cbhphilly

$76K/yr

System Administrator Full Time 801 Market Street, Philadelphia, PA, US 9 days ago Requisition ID ... Position requires regular on‑call and weekend rotations Philadelphia Residency Requirement: * The ...

Austin Hr

System Administrator

Austin, TX · On-site

Our culture is described as collaborative, flexible, innovative and simple - we lead with ideas not ... System Administrator perspective. Job Responsibilities * Perform activities related to the ...

CACI

Linux System Administrator

Washington, DC · Hybrid

Linux System Administrator Job Category: Information Technology Time Type: Full time Minimum ... You'll have the autonomy to take the time you need through a unique flexible time off benefit and ...

CACI

Linux System Administrator

Washington, DC · Hybrid

Linux System Administrator Job Category: Information Technology Time Type: Full time Minimum ... You'll have the autonomy to take the time you need through a unique flexible time off benefit and ...

PlayAGS, Inc.

System Administrator

Duluth, GA · On-site

The System Administrator will be the technical lead for AGS Advanced Gaming Operations department ... Available nights and weekends as needed for on call shifts. * Collaborate with other departments ...

Austin HR

System Administrator

Austin, TX · On-site

Our culture is described as collaborative, flexible, innovative and simple - we lead with ideas not ... a System Administrator perspective. Job Responsibilities Perform activities related to the ...

Credit Control LLC

System Administrator

Earth City, MO · Hybrid

$60K - $85K/yr

About the Role We are seeking a highly skilled and motivated System Administrator to join our ... Availability for occasional nights/weekends for after-hours support, upgrades, or project work ...

LATG

Linux System Administrator

Monterey, CA · On-site

Note: This position includes an expectation of occasional after-hours or weekend support in the ... privileged system administrators. * Ability to travel for periodic training and support ...

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How much do flexible weekend system administrator jobs pay per year?

As of Sep 14, 2026, the average yearly pay for flexible weekend system administrator in the United States is $88,927.00, according to ZipRecruiter salary data. Most workers in this role earn between $70,000.00 and $104,000.00 per year, depending on experience, location, and employer.

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Flexible Weekend System Administrator jobs near you
Infographic showing various Flexible Weekend System Administrator job openings in the United States as of July 2026, with employment types broken down into 1% As Needed, 86% Full Time, 10% Part Time, 1% Temporary, and 2% Contract. Highlights an 94% Physical, 2% Hybrid, and 4% Remote job distribution, with an average salary of $88,927 per year, or $42.8 per hour.

System Administrator

Fort Leonard Wood, MO • On-site

Summit Technologies, Inc.
See more jobs at Summit Technologies, Inc.external

Full-time

Posted 19 days ago

Job description

SYSTEM ADMINISTRATOR

Location: Fort Leonard Wood, Missouri - On-site
Schedule: Full-time, 0730-1630, Monday through Friday, with occasional after-hours and weekend support

Position Summary

The System Administrator maintains the availability, security, and operational readiness of the FBLP Experimentation Division's Simulation Network (SIMNET). The position administers Windows and Linux workstations, servers, virtual machines, storage devices, applications, and simulation-support systems used to prepare and execute computer-based experiments.

Primary Responsibilities

  • Install, configure, administer, update, and troubleshoot Microsoft Windows and Linux operating systems, Windows Server, Hyper-V, Microsoft SQL Server, SharePoint, Microsoft Office, and Army simulation software.
  • Maintain approximately 105 desktops and laptops, 45 virtual machines, seven servers, four network-attached storage devices, and associated peripherals.
  • Conduct daily system-readiness checks and ensure hardware and software remain compatible and operational.
  • Diagnose and resolve hardware, software, operating-system, application, and peripheral failures.
  • Install approved software releases, security patches, upgrades, and configuration changes.
  • Replace failed components using Government-furnished spares and coordinate unresolved issues with system developers, vendors, and Government personnel.
  • Support simulation setup, testing, pilot runs, record runs, and experimentation events.
  • Maintain hardware and software inventories, system configurations, engineering-change documentation, and RMF accreditation records.
  • Conduct or support vulnerability scanning, malware protection, intrusion detection, STIG compliance, and corrective actions.
  • Respond to system incidents within the PWS-required timelines, including rapid restoration during experimentation events.

Minimum Qualifications

  • U.S. citizenship and active Secret eligibility supported by a Tier 3 investigation, as required by the final solicitation and DD Form 254.
  • Seven years of relevant systems administration, hardware repair, maintenance, or related technical experience.
  • DoD 8140/IAT Level II qualification.
  • CompTIA Security+ and Government-accepted server and Linux certifications.
  • Experience supporting secure Army or DoD systems in classified or controlled environments.

Note: This position is contingent on contract award. 

Summit Technologies, Inc. is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

Position descriptions serve as a guideline and may not be construed as a guarantee of employment. Summit Technologies, Inc. is an at-will organization.

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