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Senior Unix System Administrator Jobs in Florida

Paradigminfotech

Unix Administrator

Miami, FL · On-site

Experience in Unix System administration; Experience supporting of 24 hour 7 day operations; Experience in installation z/VM thru 6.6 a dual IBM 2098s with multiple LPARS; Experience in installation ...

Venatore Llc

GCCS System Administrator

Tampa, FL · On-site

Install, configure, and maintain UNIX, Red Hat Enterprise Linux (RHEL), Solaris, and Windows server ... Administer and maintain Windows Server and desktop systems supporting GCCS operations. * Maintain ...

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 ...

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 ...

SG2 Recruiting

GCCS-J Systems Administrator T1

Tampa, FL

$85K - $120K/yr

GCCS-J Systems Administrator - Tier 1 Location: MacDill AFB, Tampa, FL Clearance: Active TS/SCI ... system updates under senior supervision. Linux / UNIX Systems Support * Perform routine Linux/UNIX ...

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Senior Unix System Administrator information

See Florida salary details

$36.6K

$76.4K

$107.2K

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

As of Aug 22, 2026, the average yearly pay for senior unix 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 is a senior Unix system administrator?

Senior Unix System Administrators are experienced IT professionals who manage, maintain, and troubleshoot Unix or Linux-based server systems within an organization. They are responsible for ensuring system reliability, security, and performance by configuring servers, applying updates, monitoring system health, and responding to incidents. In addition to technical duties, they may also mentor junior admins, design system architecture, and implement automation tools to streamline operations. Their expertise is essential for organizations that rely on Unix or Linux servers for critical applications and data management.

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

To thrive as a Senior Unix System Administrator, you need deep expertise in Unix/Linux operating systems, scripting languages (such as Bash, Python, or Perl), and a strong understanding of networking and security principles, usually backed by relevant certifications or degrees. Familiarity with configuration management tools (like Ansible or Puppet), virtualization platforms, and monitoring systems is typically required. Strong problem-solving, communication, and leadership skills help you manage complex issues and mentor junior staff. These skills and qualities are crucial for maintaining system reliability, optimizing performance, and ensuring secure, efficient IT operations.

What are some common challenges senior Unix system administrators face when managing large-scale, multi-user environments?

Senior Unix System Administrators often deal with challenges such as maintaining system uptime across multiple servers, ensuring security compliance, and managing complex patching schedules in environments with numerous users. Balancing proactive monitoring with rapid incident response is crucial, as is collaborating with developers, network engineers, and support staff to troubleshoot issues efficiently. Additionally, adapting to evolving technologies and automating repetitive tasks are key to maintaining system performance and reliability.

What is the difference between Senior Unix System Administrator vs Linux Systems Engineer?

AspectSenior Unix System AdministratorLinux Systems Engineer
CertificationsUnix/Linux certifications (e.g., LPIC, RHCE)Linux certifications (e.g., RHCE, CompTIA Linux+)
Work EnvironmentUnix servers, enterprise data centersLinux servers, cloud environments
Industry UsageFinancial, telecom, large enterprisesTech companies, startups, cloud providers
Job FocusSystem maintenance, troubleshooting, scriptingDeployment, automation, infrastructure design

Both roles require Linux/Unix knowledge and certifications, but Senior Unix System Administrators focus more on maintaining enterprise Unix systems, while Linux Systems Engineers often work on deploying and automating Linux environments, especially in cloud and development settings.

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

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

Infographic showing various Senior Unix 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 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $76,395 per year, or $36.7 per hour.

UNIX Systems Administrator (Senior Linux Engineer)

Trilyon, Inc.

Boca Raton, FL • On-site

Contractor

Re-posted 3 days ago

Job description

Job Title: UNIX Systems Administrator (Senior Linux Engineer) (PR867615-R168402)

Location: Tolls Data Center, 7941 Glades Rd., Boca Raton, FL 33434

Duration: 8 Months (1200 Hours)

For over 16 years, Trilyon has been a leader in global workforce solutions, specializing in Cloud Technology, AI/ML, Software Development, Technical Writing, and Digital Transformation. We partner with top companies to deliver high-quality talent in engineering, IT, and emerging technologies. For additional information or to view all of our job opportunities, please visit our website https://trilyonservices.com/

We are seeking an UNIX Systems Administrator (Senior Linux Engineer) for one of our government clients. 

Job Description:

UNIX Operations team is searching for a candidate who is proficient within a LINUX (Red Hat). The ideal candidate will have 10+ years of experience within systems administration. This candidate will provide LINUX support of around 300 servers. We are looking for an effective communicator and a problem-solving individual with good organizational skills and attention to detail. Responsibility will encompass operational support of the LINUX estate, system maintenance (OS patching).

Job Requirements – Essential:

·RHEL Linux 8/9 administration/patch management.

·Linux Server builds and custom configurations.

·Performance tuning of Oracle database servers.

·Server Security vulnerability management.

·SolarWinds monitoring.

·Ansible playbook development.

·Ansible Automation Platform management and upgrades.

·Satellite 6 management and upgrades.

·VMware operational knowledge.

·Good knowledge of automation.

·Good server migrations skills.

·Good troubleshooting skills.

·Strong skills in TCP/IP networking, network topology and firewalled environments.

Nice To Have:

·Storage management basics.

·Database administration basics.

·Windows administration basics.

·Cloud integration basics.

·Veritas NetBackup management basics.

·Understanding of applications like JBoss, WebSphere, Splunk and HP ALM.

Unix/Linux Systems Engineer Responsibilities:

·System tunings to application specific requirements. Systems standardization and automation.

·Keeping the UNIX environment compliant with the technology roadmap, such as OS & hardware upgrades, 3rd party software upgrades.

·Work on incident tickets and resolve in a timely manner.

·Remediate Secunia OS vulnerabilities as required by regular security audits.

·Perform quarterly patching of RedHat to ensure systems are compliant and pass strict PCI security requirements as dictated by regular audits from the security team.

·Interface with IT and business clients at all levels of the organization.

·Rotating on-call Unix/Linux support in a 24X7 environment.

·Documentation of work.

·Install, configure, and maintain Linux operating systems and related software.

·Monitor system performance, troubleshoot issues, and ensure high availability and reliability of Linux-based infrastructure.

·Collaborate with cross-functional teams to design and implement Linux-based solutions that meet business needs.

·Research and development of new technology as required by business initiatives and management vision.

 

Required Personal Skills:

·The ability to work completely independently or with a team.

·Very detail-oriented in planning, implementing, documenting, and following up.

·Excellent verbal and written communication skills.

·Team player attitude with experience working in a collaborative environment.

·The ability to multi-task and work across a range of projects and issues with various timelines and priorities.

Education:

Bachelor’s degree in computer science, Information Systems, or another related field. Or equivalent work experience.

Why Join Us?

  • Trilyon, Inc., offers a comprehensive benefits package.
  • Opportunities for growth and professional development.
  • Collaborative and inclusive company culture

Equal Employment Opportunity (EEO) Statement:

Trilyon, Inc., is an Equal Opportunity Employer committed to diversity, equity, and inclusion. We do not discriminate based on race, color, religion, gender, gender identity, sexual orientation, national origin, age, disability, veteran status, or any other protected status under applicable laws. Our diverse team drives innovation, competitiveness, and creativity, enhancing our ability to effectively serve our clients and communities. This commitment to diversity makes us stronger and more adaptable.