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Senior System Administrator Jobs in Florida (NOW HIRING)

SAIC

$75K - $102K/yr

ORA_ON_SITE Description SAIC is looking for an experienced Senior System Administrator onsite at Tyndall AFB in Panama City, FL for the Network Information Technology Enterprise Services (NITES ...

Science Applications International Corporation

$75K - $101K/yr

SAIC is looking for an experienced Senior System Administrator onsite at Tyndall AFB in Panama City, FL for the Network Information Technology Enterprise Services (NITES) contract to serve as the ...

SAIC

$75K - $101K/yr

ORA_ON_SITE Description SAIC is looking for an experienced Senior System Administrator onsite at Tyndall AFB in Panama City, FL for the Network Information Technology Enterprise Services (NITES ...

Mission Multiplier

System Administrator, Sr.

Panama City, FL · On-site

$76K - $104K/yr

Job Summary:Mission Multiplier is seeking a high-impact System Administrator, Sr. (Lab Operations) to support the execution of a complex contract supporting the Naval Surface Warfare Center Panama ...

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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Senior System Administrator information

See Florida salary details

$36.6K

$76.4K

$107.2K

How much do senior system administrator jobs pay per year?

As of Aug 27, 2026, the average yearly pay for senior system administrator in Florida is $76,395.00, according to ZipRecruiter salary data. Most workers in this role earn between $64,300.00 and $87,100.00 per year, depending on experience, location, and employer.

What does a senior system administrator do?

A Senior System Administrator is responsible for managing, maintaining, and securing an organization's IT infrastructure, including servers, networks, and related systems. They oversee the installation and configuration of hardware and software, troubleshoot complex technical issues, and ensure the reliability and performance of IT services. Senior System Administrators also implement security policies, perform regular system updates, and may supervise junior IT staff. Their expertise is essential for minimizing system downtime and protecting data integrity.

What are the key skills and qualifications needed to thrive as a senior system administrator, and why are they important?

To thrive as a Senior System Administrator, you need in-depth knowledge of operating systems, networking, security protocols, and significant experience managing IT infrastructure, usually backed by a degree in computer science or related certifications (such as CompTIA, Microsoft, or Cisco). Expertise with tools like VMware, Active Directory, PowerShell, and cloud platforms (AWS, Azure) is typically required. Strong problem-solving skills, attention to detail, and effective communication are crucial soft skills for this role. These abilities ensure reliable system performance, minimize downtime, and support the technology needs of an organization.

What are some common challenges a senior system administrator may encounter when managing hybrid cloud environments?

Senior System Administrators often face challenges balancing on-premises infrastructure with cloud-based resources, which can include ensuring consistent security policies, managing data synchronization, and monitoring system performance across multiple platforms. They must also stay updated on evolving technologies and compliance requirements, as well as collaborate closely with development, security, and networking teams. Addressing these complexities requires strong problem-solving skills, robust documentation practices, and a proactive approach to both troubleshooting and automation.

What is the difference between Senior System Administrator vs Network Administrator?

AspectSenior System AdministratorNetwork Administrator
CertificationsCompTIA Server+, Microsoft Certified: Windows Server, Cisco CCNACompTIA Network+, Cisco CCNA, Cisco CCNP
Work EnvironmentData centers, enterprise IT environments, server managementNetwork infrastructure, routing, switching, network security
ResponsibilitiesServer deployment, maintenance, troubleshooting, system upgradesNetwork setup, monitoring, troubleshooting, security management

While both roles require networking and system knowledge, Senior System Administrators focus on server and system management, whereas Network Administrators specialize in network infrastructure. Both roles are essential in enterprise IT, often collaborating to ensure seamless technology operations.

What are the most commonly searched types of System Administrator jobs in Florida?

The most popular types of System Administrator jobs in Florida are:

What cities in Florida are hiring for Senior System Administrator jobs?

Cities in Florida with the most Senior System Administrator job openings:

Senior System Administrator jobs near you
Infographic showing various Senior System Administrator job openings in Florida as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 13% Part Time, and 3% Contract. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $76,395 per year, or $36.7 per hour.

Senior System Administrator

Jacksonville, FL • On-site

Managed Staffing
Recruiting and Staffing Services • 501 - 1,000 employees
Learn more about Managed Staffingexternal

$74 - $75/hr

Contractor

Re-posted 10 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.