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[Remote] Traveling Senior System Administrator (Contractor)

Remote, USA Full-time Posted 2026-06-25

Note: The job is a remote job and is open to candidates in USA. Plexos Group, LLC is seeking a Sr. Systems Administrator Contractor to support Cyber Security and System Administrative needs for clients across various industries in the United States. This role involves managing server and networking platforms, troubleshooting issues, and ensuring network security while traveling to client locations as needed.

Responsibilities

  • Manage all aspects of the servers and networking platform
  • Support active Directory in an enterprise environment
  • Administer Domain Controllers, File servers, Group Policy, DNS Server, DHCP servers, Microsoft Hyper-V servers, VMWare from 5.x to 6.x, Host, VMs, Data Store, Snapshots, VMDKs
  • Troubleshoot network & system issues
  • Monitor active network and server infrastructure
  • Perform routine preventative maintenance on equipment
  • Administer network security measures to prevent system interruptions or breaches
  • Execute sensitive data backup and restoration procedures
  • Document all technical procedures and user guides

Skills

  • Previous experience as a network or systems administrator
  • Ability to build and configure servers from scratch
  • Must be familiar with administering various Firewalls from various vendors including SonicWall and Cisco
  • Must be familiar with fundamental IT security methodologies including FTK imaging, Windows Live Response, VMDK exports
  • Must be familiar with VLANS and subnetting
  • Knowledge of TCP/IP and data protocols
  • Ability to prioritize and multitask
  • Deadline and detail-oriented
  • Strong troubleshooting and critical thinking skills
  • Must be able to work 7 days a week and travel within a 24-Hour request
  • Must be able to work independently or as a team with little to no supervision and adhere to specific scope and confidentiality requirements
  • Bachelor's degree in Computer Science, Information system management, information technology or other related fields
  • Minimum 3-5 years of relevant Experience
  • Ability to travel
  • Certifications from Microsoft, VMWare, Cisco
  • PMP Certification
  • IT Security Certification

Company Overview

  • Plexos Group is a leading program and construction management company. It was founded in 2002, and is headquartered in Baton Rouge, Louisiana, USA, with a workforce of 201-500 employees. Its website is http://www.plexosgroup.com/.
  • Company H1B Sponsorship

  • Plexos Group, LLC has a track record of offering H1B sponsorships, with 2 in 2025, 2 in 2024, 4 in 2022, 3 in 2021. Please note that this does not guarantee sponsorship for this specific role.
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