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System Administrator

Job in St. Louis, Missouri, USA
Listing for: Prestige Staffing
Full Time position
Listed on 2025-11-06
Job specializations:
  • IT/Tech
    Systems Engineer, IT Support, Cybersecurity, Network Administrator
Salary/Wage Range or Industry Benchmark: 60000 - 80000 USD Yearly USD 60000.00 80000.00 YEAR
Job Description & How to Apply Below
Location: St. Louis

Base pay range

$/yr - $/yr

System Administrator III – Potential for Hybrid Schedule

Do you have a passion for IT infrastructure that includes different network technologies, servers, and software? We’re hiring a System Administrator III. If you possess:

  • A strong background in networking with a desire to grow your skillset
  • Proficiency in establishing and maintaining the technology infrastructure that supports business operations
  • A drive to contribute to the design and execution of technology modernization initiatives

This could be a great fit for you! This role offers the potential for a hybrid schedule.

What you will do:
  • Establish and manage the technology infrastructure that supports business operations (hardware, networks, operating systems, systems middleware, and telecommunications)
  • Contribute to documenting, monitoring, and maintaining the network infrastructure and improving its posture
  • Build and maintain relationships with internal leadership, business teams, IT, and external vendors
  • Serve as an escalation point to diagnose complex network and server issues, identifying causes and developing remediation strategies
  • Assist the management of the server environment—including creating new virtual machines, upgrading management software, troubleshooting infrastructure, and closely monitoring resource usage
  • Understand business requirements and effectively design, communicate, and deliver solutions to both technical and business audiences
  • Offer technical guidance, knowledge sharing, and mentorship to peers as required
Required Qualifications
  • CCNA or comparable industry certification
  • 5+ years of experience in Information Technology with an emphasis on IT Infrastructure Networking
  • 3+ years of experience with designing, configuring, installing, maintaining, and tuning LAN/WAN infrastructure components
  • Experience with Microsoft Server operating systems and solid grasp of Active Directory and Group Policy in a multi-domain, geographically separated environment
  • Solid TCP/IP network knowledge and troubleshooting skills, with an understanding of DHCP, WINS, and DNS network services
  • Strong working knowledge of backup concepts and best practices—preferably experienced using Veeam Backup and Replication software
  • Familiarity with Microsoft SQL Server administration
  • Understanding of SAN and storage architecture
  • Knowledge of wireless networking including managing, troubleshooting, and best practices
  • Strong interpersonal and communication skills, cooperative teamwork skills, excellent problem-solving ability, high degree of flexibility, and the ability to plan, organize, and prioritize work
  • Must be detail-oriented and able to identify, prioritize, and complete tasks on deadline
  • Excellent documentation and organizational skills
  • Comfortable in a fast-paced, constantly changing work environment
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