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Senior Linux System Administrator Jobs in Florida

SAIC

$75K - $102K/yr

ORA_ON_SITE Description SAIC is looking for an experienced Senior System Administrator onsite at ... MCSA, Asure, Linux System Administration Fundamentals, Microsoft certified: Fundamentals or ...

Science Applications International Corporation

$75K - $101K/yr

SAIC is looking for an experienced Senior System Administrator onsite at Tyndall AFB in Panama City ... MCSA, Asure, Linux System Administration Fundamentals, Microsoft certified: Fundamentals or ...

SAIC

$75K - $101K/yr

ORA_ON_SITE Description SAIC is looking for an experienced Senior System Administrator onsite at ... MCSA, Asure, Linux System Administration Fundamentals, Microsoft certified: Fundamentals or ...

ValidaTek

Linux Administrator

Pensacola, FL · On-site

ValidaTek is seeking a reliable and highly skilled Linux Administrator to support the Cybersecurity Systems Support (CSS) contract with the Defense Information Systems Agency (DISA). This position is ...

ValidaTek, Inc.

Linux Administrator

Pensacola, FL · On-site

$75K - $140K/hr

ValidaTek is seeking a reliable and highly skilled Linux Administrator to support the Cybersecurity Systems Support (CSS) contract with the Defense Information Systems Agency (DISA). This position is ...

TEKsystems

System Adminstrator

Niceville, FL

$42 - $50/hr

The Systems Administrator will support approximately 100+ users and 15+ servers in a highly ... Candidates should possess hands-on experience administering Linux systems, managing VMware ...

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All JobsLinux System Administrator JobsSenior Linux System Administrator JobsSenior Linux System Administrator Jobs in Florida

Senior Linux System Administrator information

See Florida salary details

$16.4K

$95.1K

$133.4K

How much do senior linux system administrator jobs pay per year?

As of Aug 9, 2026, the average yearly pay for senior linux system administrator in Florida is $95,076.00, according to ZipRecruiter salary data. Most workers in this role earn between $80,000.00 and $112,100.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a senior Linux system administrator?

To thrive as a Senior Linux System Administrator, you need deep expertise in Linux/UNIX system administration, scripting, networking, and troubleshooting, typically backed by several years of industry experience and a relevant degree or certifications like RHCE or CompTIA Linux+. Proficiency with tools such as Ansible, Puppet, Docker, and monitoring platforms, as well as experience with cloud environments, is highly valued. Strong problem-solving abilities, communication skills, and the capacity to mentor junior team members are crucial soft skills. These abilities are essential for ensuring reliable system uptime, seamless team collaboration, and effective response to complex IT challenges.

What is a senior Linux system administrator?

A Senior Linux System Administrator is responsible for managing, configuring, and maintaining Linux-based systems and servers. They handle system performance tuning, security hardening, troubleshooting, and automation through scripting and configuration management tools. Additionally, they oversee backups, software updates, and infrastructure reliability. This role often involves mentoring junior administrators and collaborating with development and IT teams to support business operations.

What are the typical daily responsibilities of a senior Linux system administrator?

Senior Linux System Administrators are responsible for managing, maintaining, and optimizing Linux-based servers and infrastructure. Their daily tasks often include monitoring system performance, managing user permissions, applying security patches, automating processes through scripting, and troubleshooting technical issues. They regularly collaborate with developer, security, and operations teams to support new deployments and ensure system reliability. Additionally, they may mentor junior administrators and contribute to designing infrastructure improvements, making this a dynamic and influential role within IT operations.

What are the most commonly searched types of Linux System Administrator jobs in Florida? The most popular types of Linux System Administrator jobs in Florida are:
What are popular job titles related to Senior Linux System Administrator jobs in Florida? For Senior Linux System Administrator jobs in Florida, the most frequently searched job titles are:
What job categories do people searching Senior Linux System Administrator jobs in Florida look for? The top searched job categories for Senior Linux System Administrator jobs in Florida are:
What cities in Florida are hiring for Senior Linux System Administrator jobs? Cities in Florida with the most Senior Linux System Administrator job openings:
What are popular job titles related to Senior Linux System Administrator jobs in FL? For Senior Linux System Administrator jobs in FL, the most frequently searched job titles are:
Senior Linux System Administrator jobs near you
Infographic showing various Senior Linux System Administrator job openings in Florida as of August 2026, with employment types broken down into 82% Full Time, 2% Part Time, and 16% Contract. Highlights an 86% In-person, and 14% Remote job distribution, with an average salary of $95,076 per year, or $45.7 per hour.

Linux Systems Administrator

AMERICAN SYSTEMS

Orlando, FL

$100K - $120K/yr

Full-time

Medical, Retirement, PTO

Posted 22 days ago

Job description

Are you a Linux systems Administrator with a Secret clearance looking to work with a team of driven, supportive, and highly skilled professionals? Then we have an exciting opportunity for you to work with our Orlando Team supporting the Naval Air Warfare Training Systems Division (NAWTSD) in the development, testing and delivery of the US Navy's P8A Poseidon Maritime Patrol Aircraft's Ground Aircrew Training Devices Combat Systems Integrated Product (CSIP). This position is 100% onsite our Orlando Office.


  • Support the integration and development of the Combat Systems Integrated Product (CSIP) system decisions.
  • Install and configure complex software packages on Red Hat Enterprise Linux and Windows.
  • Provide ownership of the execution of integration of new functions into the CSIP.
  • Integrate the impacts to the CSIP baseline to new requirements into the product baseline.
  • Provide guidance for impacts and coordinate delivery of documentation for the system (manuals and reports)· Interact with senior internal and customer personnel.
  • Develop a user-based understanding of the system to support integration and test.
  • Participate in the troubleshooting of technical problems and issues and provide recommended actions.
  • Explain and present detailed technical subjects and processes to diverse technical and non-technical leadership. 

  • BS and minimum 5 years related experience in a System Administration arena.
  • Active Secret Clearance
  • CompTIA Security+ or equivalent certification.
  • 1 years’ experience with Red Hat Enterprise Linux (RHEL).
  • Experience with the configuration of network interfaces to include RHEL configuration of bond interfaces, bridge interfaces and VLAN configuration.
  • Experience with virtualization technologies to include QEMU, Hyper-V, and VirtualBox.
  • Possess expertise as a generalist or specialist.
  • Ability to determine technical objectives of assignment.
  • Successfully demonstrated delivery of a complex system through the SE life cycle.
  • Proven experience with high level Hardware/Software Integration.
  • Test Planning and System Verification development and execution.

AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $100,000.00/Yr. - USD $120,000/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.
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