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Sr System Admin Jobs in Florida (NOW HIRING)

APCO International

SENIOR SYSTEM ANALYST

Daytona Beach, FL · On-site

$70K - $80K/yr

The Senior System Analyst position plays a critical role in analyzing business and data processing ... Administer Salesforce environments, including user provisioning/deprovisioning, security roles ...

STEPS TALENT, LLC

Senior Systems Administrator

Tallahassee, FL · On-site

$74K - $101K/yr

Position: Sr. Systems Administrator - Windows, AWS & Azure Location: Tallahassee, FL Duration: 10+ ... Monitor system health, availability, security, and overall performance. * Troubleshoot production ...

Kavaliro

System Administrator III

Orlando, FL · On-site

Sr System Administrator Overall Responsibility: We are seeking an experienced Systems Administrator to join an IT Infrastructure team. This role supports, maintains, and optimizes corporate and ...

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Sr System Admin information

What is a Sr System Admin?

Sr System Admins, or Senior System Administrators, are IT professionals responsible for managing and maintaining an organization's computer systems, servers, and network infrastructure. They oversee system performance, troubleshoot issues, implement security measures, and ensure data integrity and availability. Sr System Admins often lead projects, mentor junior staff, and play a critical role in planning and executing IT strategies to support business operations.

What are the key skills and qualifications needed to thrive as a Sr System Admin?

To thrive as a Sr System Admin, you need advanced knowledge of operating systems, network infrastructure, security protocols, and typically a degree in computer science or related field. Proficiency with server virtualization tools, cloud platforms (like AWS or Azure), and certifications such as Microsoft Certified: Windows Server or CompTIA Server+ are highly valuable. Strong problem-solving skills, effective communication, and the ability to work independently or lead a team set exceptional candidates apart. These skills and qualifications are crucial to ensure reliable system performance, security, and efficient IT operations in complex enterprise environments.

What are some common challenges Sr System Admins face when managing complex IT infrastructures?

Sr System Admins often encounter challenges such as integrating legacy systems with modern technologies, maintaining high system uptime, and responding quickly to security threats. Balancing proactive maintenance with urgent troubleshooting can be demanding, especially in large, distributed environments. Effective communication and collaboration with network, security, and development teams is essential to ensure seamless operations and swift issue resolution. Staying current with evolving technologies and best practices is also key to successfully managing these challenges.

Do senior system administrators make good money?

Senior system administrators typically earn higher salaries due to their experience, technical skills, and certifications such as CompTIA or Cisco. Their compensation can vary based on industry, location, and company size but generally reflects their advanced responsibilities managing complex IT infrastructure. They often receive benefits like bonuses, overtime, and opportunities for career advancement.

What does a senior system administrator do?

A senior system administrator manages and maintains an organization’s IT infrastructure, including servers, networks, and security systems. They troubleshoot issues, implement updates, and ensure system reliability, often using tools like scripting and monitoring software. They also provide guidance to junior staff and may hold certifications such as CompTIA Server+ or Microsoft Certified Solutions Expert.

What are popular job titles related to Sr System Admin jobs in Florida?

For Sr System Admin jobs in Florida, the most frequently searched job titles are:

What job categories do people searching Sr System Admin jobs in Florida look for?

The top searched job categories for Sr System Admin jobs in Florida are:

What cities in Florida are hiring for Sr System Admin jobs?

Cities in Florida with the most Sr System Admin job openings:

Sr System Admin jobs near you
Infographic showing various Sr System Admin job openings in Florida as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 13% Part Time, and 2% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution.

Senior System Administrator

Managed Staffing

Jacksonville, FL • On-site

$74 - $75/hr

Contractor

Re-posted 9 days ago

Job description

Senior System Administrator (Storage)

Location: 225 North Pearl Street, Jacksonville, FL 32202
Work Arrangement: On-site or Hybrid (no driving of JEA vehicles required)
Contract Duration: 6–12 months, with possible extension

Job Summary

Seeking an experienced Senior System Administrator (Storage) to support enterprise-level storage, server infrastructure, and hybrid computing environments. This role focuses heavily on advanced systems administration, enterprise storage technologies, system performance, and troubleshooting across physical, virtual, and cloud platforms. Candidates must demonstrate deep technical expertise, strong problem-solving abilities, and the capacity to deliver reliable, scalable infrastructure solutions.

Key Responsibilities

  • Design, implement, and support enterprise storage solutions including SAN, NAS, iSCSI, and Fiber Channel.

  • Administer and maintain Windows Server and Linux operating systems.

  • Install, configure, and troubleshoot physical/virtual servers, hypervisors, and cloud-integrated systems.

  • Manage Active Directory, Linux accounts, permissions, and access controls.

  • Support enterprise applications, middleware, and cross-platform services.

  • Monitor, troubleshoot, and resolve complex hardware, software, and storage issues.

  • Develop and maintain administrative scripts using PowerShell, Bash, Python, Perl, or VBScript.

  • Implement and support backup, replication, and disaster recovery strategies.

  • Validate hardware and software for new installations, upgrades, and environment enhancements.

  • Follow structured change management processes and document all system modifications.

  • Create, enhance, or modify scripts and tools for system monitoring, reporting, and automation.

Required Knowledge & Experience

  • Advanced systems administration for Windows Server and Linux environments.

  • Infrastructure hardware/software configuration across physical, virtual, and cloud platforms.

  • Enterprise storage management tools and storage networking technologies.

  • Network integration, including TCP/IP, DNS, DHCP, SMB, NFS, LDAP.

  • Hybrid cloud environments and virtualization platforms like VMware and Hyper-V.

  • Command-line utilities and shell environments for administrative automation.

  • Backup, replication, and DR best practices.