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Freelance Linux System Engineer Jobs in Florida (NOW HIRING)

DevSecOps Engineer

Lakewood Ranch, FL · On-site

$180K - $325K/yr

CompTIA Security+ Senior Linux Systems Engineer / Linux SME DPG is seeking a Senior Linux Systems Engineer / Linux SME to support a mission critical customer in a classified environment. This role is ...

CompTIA Security+ Senior Linux Systems Engineer / Linux SME DPG is seeking a Senior Linux Systems Engineer / Linux SME to support a mission critical customer in a classified environment. This role is ...

Linux/Redhat Engineer

Tampa, FL · On-site

$90K - $120K/yr

Other systems engineer related duties as required.Design, install, configure, and maintain Red Hat Enterprise Linux (RHEL 8/9) systems in physical, virtual, and cloud environments.Develop and ...

New

Linux/Redhat Engineer

Tampa, FL · On-site

$85 - $115/hr

This position supports the technical performance for systems requirements definition, engineering ... Design, install, configure, and maintain Red Hat Enterprise Linux (RHEL 8/9) systems in physical ...

New

Linux/Redhat Engineer

Tampa, FL · On-site

$90K - $120K/yr

This position supports the technical performance for systems requirements definition, engineering ... Design, install, configure, and maintain Red Hat Enterprise Linux (RHEL 8/9) systems in physical ...

This position supports the technical performance for systems requirements definition, engineering ... Design, install, configure, and maintain Red Hat Enterprise Linux (RHEL 8/9) systems in physical ...

New

Creation of AD related PowerShell and Linux shell scripts to assist other teams in the enterprise ... Proven experience as a system engineer, network administrator or similar role, with a minimum of 4 ...

New

ValidaTek is seeking a reliable and highly skilled Linux Administrator to support the Cybersecurity ... System Administrator (RHCSA), Red Hat Certified Engineer (RHCE), or VMware Certified Professional ...

Showing results 21-40

Freelance Linux System Engineer information

What does a freelance Linux system engineer do?

A Freelance Linux System Engineer is an IT professional who works independently to design, implement, maintain, and troubleshoot Linux-based systems for clients. They handle tasks such as server setup, system monitoring, security hardening, automation, and providing technical support. Freelance engineers often work remotely or on a contract basis, helping businesses optimize their Linux infrastructure according to specific project needs.

What skills and qualifications are needed to thrive as a freelance Linux system engineer?

To thrive as a Freelance Linux System Engineer, you need advanced knowledge of Linux operating systems, scripting languages (like Bash or Python), and strong troubleshooting abilities, typically supported by a degree in computer science or relevant certifications such as RHCE or CompTIA Linux+. Familiarity with configuration management tools (e.g., Ansible, Puppet), virtualization technologies, and cloud platforms is essential for managing diverse client environments. Excellent communication, time management, and client relationship skills help set top freelancers apart. These competencies ensure reliable system performance, efficient project delivery, and positive client interactions in a dynamic freelance setting.

What are common challenges freelance Linux system engineers face when managing multiple client environments?

Freelance Linux System Engineers often juggle a variety of client systems, each with unique configurations, security requirements, and update schedules. This can make it challenging to keep track of different environments, ensure compatibility, and maintain consistent documentation. Effective time management, strong organizational skills, and setting up standardized processes for monitoring and patching are key to overcoming these challenges. Building clear communication channels with clients also helps in addressing urgent issues quickly and maintaining long-term relationships.

What is the difference between Freelance Linux System Engineer vs Freelance Network Administrator?

AspectFreelance Linux System EngineerFreelance Network Administrator
CertificationsLinux certifications (e.g., LPIC, RHCE)Network certifications (e.g., CCNA, CompTIA Network+)
Work EnvironmentServer management, cloud platforms, Linux-based systemsNetwork infrastructure, routers, switches, firewalls
Industry UsageIT companies, hosting providers, cloud servicesTelecom, enterprise networks, data centers
Search & ComparisonFocus on Linux expertise, server setup, scriptingFocus on network setup, security, troubleshooting

While both roles involve technical skills and working with IT infrastructure, a Freelance Linux System Engineer specializes in Linux server environments, system configuration, and scripting. In contrast, a Freelance Network Administrator focuses on managing and securing network infrastructure. The choice depends on whether your expertise is more aligned with server management or network operations.

How much does a freelance Linux system engineer make?

Freelance Linux system engineers typically earn between $30 and $100 per hour, depending on experience, certifications, and project complexity. Annual income can vary widely based on workload, with experienced professionals earning higher rates for specialized skills like scripting, security, and cloud integration.

Is freelance Linux system engineer still in demand?

Freelance Linux system engineers are in demand due to ongoing needs for system administration, server management, and cloud infrastructure support. Skills in Linux, scripting, security, and familiarity with tools like Docker or Kubernetes increase employability in this flexible role.

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

The most popular types of Linux System Engineer jobs in Florida are:

What are popular job titles related to Freelance Linux System Engineer jobs in Florida?

For Freelance Linux System Engineer jobs in Florida, the most frequently searched job titles are:

What job categories do people searching Freelance Linux System Engineer jobs in Florida look for?

The top searched job categories for Freelance Linux System Engineer jobs in Florida are:

What cities in Florida are hiring for Freelance Linux System Engineer jobs?

Cities in Florida with the most Freelance Linux System Engineer job openings:

Infographic showing various Freelance Linux System Engineer 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.

Linux System Administrator with Security Clearance

CACI

Sarasota, FL • On-site

Other

Medical, Retirement, PTO

Re-posted 27 days ago


Job description

Job Title: Linux System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US * * * The Opportunity: CACI has an immediate opening for a Linux Systems Administrator, with a Top Secret Clearance (TS/SCI) with polygraph for our corporate development/test network and fielded systems. CACI is seeking a development Systems Administrator with Linux experience for our Sarasota (FL) location. In this position, the individual will work with emerging technologies in the space domain awareness sector. This sector is focused on ground- and space-based systems that detect, characterize, and predict threats to national and allied space systems. You will participate in system design reviews, create and revise documentation, perform hardware and software integration/configuration, and participate in system testing and software installation. As a Systems Administrator, you will assist with the build, test, and deployment of systems worldwide. You will also be working with the latest Enterprise IT tools to troubleshoot existing systems in the field. Continental US and international travel may be required up to 10% as well as periodic surge support. Responsibilities: * Support critical Space Domain Awareness missions.
* Travel to unique and exciting locations.
* Work the entire lifecycle of the mission system from design, installation, and operations.
* Participate in system design, software configuration, documentation, testing and troubleshooting.
* Perform fault-isolation of ground-based satellite system hardware and software working with various stakeholders.
* Participate in peer-review of system designs to ensure the system meets the technical requirements and conforms with established technical standards.
* Build, configure and test various system components to reflect design documents.
* Requires an ability to effectively communicate and work collaboratively with others in a fast-paced environment while multi-tasking.
* Regularly completes assigned tasks that have a direct impact on project schedule or system functionality.
* Troubleshoot issues with your assigned system as needed. Qualifications: * Bachelor's degree (or higher) in Computer Science, Computer Engineering, or related discipline from an accredited college or university with fivee years of related experience.
* A TS/SCI with Poly or the ability to obtain a Poly is required.
* Possess an understanding of comprehensive system administration principles, and problem-solving skills.
* Three years minimum Linux experience with a focus on Red Hat.
* Competence in MS Office suite including Visio.
* Participate in system design, hardware and software integration/configuration, documentation, system hardening and testing and delivery that meet the functional requirements of the system.
* Must be willing to meet all requirements to facilitate a system installation at DoD facility. Knowledge and experience in system administration processes including at least one of the following certifications:
* A+ CE, CCNA-Security, CND, Network+ CE, SSCP, CCNA Security, CySA+, GICSP, GSEC, Security+ CE, CASP+ CE, CISA, CISSP, GCED, GCIH, CCSP Experience in installation, integration, configuration, tuning, OS patching (IAVA), and network/OS security and troubleshooting of Red Hat Linux servers. * Experience with virtualization environments (e.g. VMware, Red Hat Virtualization, KVM) Experience with network attached storage using NFS (e.g. NetApp)
* Experience with installing and configuring server hardware (HP) and provisioning with Raid and iLO. Desired: * Experience using network monitoring tools.
* Excellent communication skills in technical, business, and client interactions Experience with Scripting languages (e.g. Perl, Bash)
* Experience with DevSecOps and respective tools
* Experience supporting ISSO and ISSEs via technical implementation (e.g. DISA STIG).
* Experience with network switch hardware, VLANs, and basic troubleshooting (e.g. Cisco IOS)
* Experience with any infrastructure management tools (e.g. Satellite)
* Experience with containerization with Kubernetes and Podman background preferred
* Automation tools (e.g. Ansible, Puppet, Git CI)
* Experience with Ticket tracking tools (e.g. Atlassian)
* Experience with Integrated Product Teams
* Polygraph This position is contingent on funding and may not be filled immediately. However, this position is representative of positions within CACI that are consistently available. Individuals who apply may also be considered for other positions at CACI. What You Can Expect: A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose - to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You'll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. The proposed salary range for this position is: $71,500 - $150,200 CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.