Demo

Senior Systems/Network Administrator

Summit
Lakeland, FL Full Time
POSTED ON 10/13/2026
AVAILABLE BEFORE 11/11/2026
Summit provides independent insurance agents and their clients with market-leading workers’ comp insurance and elite customer service. We’re growing and currently serve more than 7,000 independent agents and 31,000 policyholders across the South, Midwest, and Mid-Atlantic.

Our strength comes from a single-minded focus on workers’ comp and a commitment to long-term customer relationships. Summit is who you turn to when you need a specialist who not only knows workers’ comp but also gets to know your business and your priorities.

Our field team members are located in every state in which we operate.

Summit is a member of the Great American Insurance Group where our highest goal is for all employees to feel included, respected, and empowered to perform at their best.

This position is not eligible for employment visa sponsorship. Applicants must be authorized to work in the United States without the need for current or future sponsorship.

Essential Job Functions And Responsibilities

  • Provide specialized technical expertise in researching and resolving complex technology infrastructure problems which may involve coordination of hardware and software vendor support.
  • Provide advanced troubleshooting for business applications and Server OS in a virtualized environment.
  • Manage capacity planning and forecasting, system performance analysis and system tuning.
  • Identify, research, design, develop, test, and implement new system configurations, architectures, and standards.
  • Identify and remediate security deviations and vulnerabilities.
  • Engage closely with security, network, operations, development, desktop, and business teams to deliver highly available services.
  • Drive ongoing improvements and efficiencies in operational practices, tools & processes.
  • Author technical documentation such as system design and configuration procedures.
  • Flexible working schedule including up to 3 days remote work arrangements.
  • Performs other duties as assigned.

Requirements

  • Experience in configuring, deploying, and troubleshooting various business critical applications
  • Experience in both Windows and Linux Server OS
  • Experience deploying and maintaining SaaS Applications
  • Moderate to advanced scripting or programing experience. PowerShell required. Python is a plus.
  • Experience with automation tooling and practices
  • Experience maintaining relationships and coordinating with vendors and third parties
  • Well versed in Enterprise Networking. Familiar with firewall concepts, subnetting, and other enterprise Networking systems.
  • Accustomed to working in a highly secure network environment and familiar with the practices of maintaining secure systems.

Qualifications

  • Minimum of 8 years of related experience with a Bachelor's degree; or equivalent experience. System administrator or Product Support experience preferred
  • Ability to troubleshoot various business applications.
  • Functional experience with multiple enterprise technologies and applications.
  • Moderate Powershell experience. Additional scripting languages preferred.
  • VmWare and vSAN
  • System Center Configuration Manager administration, deployments, and updates.
  • Web Infrastructure (IBM Websphere, IIS, F5)
  • Redhat Linux is a plus.
  • Centralized logging and monitoring.
  • Expert level knowledge of Windows Server Environments.
  • Advanced troubleshooting skills with Windows Server, Active Directory, Group Policy.
  • Hands-on administration of Remote Desktop Services environments and virtualized applications.
  • Familiar with security protocols (TLS, SSL, Certificates)

Great American ’s culture is built on connection, shared learning, and strong relationships. To support this, employees in this role are expected to be on-site 2 days a week, with the flexibility to work three days remotely.

Additional Job Description

Scope of Job: Summit is seeking a forward-thinking IT professional to help prepare our infrastructure for the future. This role independently handles complex assignments, serves as a technical escalation point for network and systems issues, and provides guidance and coaching to less experienced administrators. The position requires expertise in one or more infrastructure domains and strong problem-solving skills.

Company

SCI Summit Consulting, LLC

Benefits

We offer competitive benefits packages for full-time and part-time employees*. Full-time employees have access to medical, dental, and vision coverage, wellness plans, parental leave, adoption assistance, and tuition reimbursement. Full-time and eligible part-time employees also enjoy Paid Time Off and paid holidays, a 401(k) plan with company match, an employee stock purchase plan, and commuter benefits.

Compensation varies by role, level, and location and is influenced by skills, experience, and business needs. Your recruiter will provide details about benefits and specific compensation ranges during the hiring process. Learn more at http://www.gaig.com/careers.

  • Excludes seasonal employees and interns.

Salary.com Estimation for Senior Systems/Network Administrator in Lakeland, FL
$112,451 to $136,229
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