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Freelance Linux System Engineer Jobs in Florida (NOW HIRING)

Apex Informatics

UNIX / LINUX Engineer

Boca Raton, FL · On-site

The ideal candidate will have 10+ years of experience within systems administration. This candidate ... Unix/Linux Systems Engineer Responsibilities: • System tunings to application specific ...

Raye IT Consulting

Linux Engineer

Lakeland, FL

Raye IT is looking for an engineer with Linux experience to support the infrastructure of on ... Implement and maintain system hardening and STIG policies in alignment with client requirements and ...

Raye IT Consulting

Linux Engineer

Lakeland, FL

Raye IT is looking for an engineer with Linux experience to support the infrastructure of on ... Implement and maintain system hardening and STIG policies in alignment with client requirements and ...

Raye IT Consulting

Linux Engineer

Lakeland, FL · On-site

Raye IT is looking for an engineer with Linux experience to support the infrastructure of on ... Implement and maintain system hardening and STIG policies in alignment with client requirements and ...

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Freelance Linux System Engineer information

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.

What are some 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 are the key skills and qualifications needed to thrive as a Freelance Linux System Engineer, and why are they important?

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 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 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:
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Freelance Linux System Engineer jobs near you
Linux Systems Engineer

Linux Systems Engineer

Qualis LLC

Eglin Air Force Base, FL • On-site

Full-time

Posted 26 days ago

Be an early applicant

Job description

Description

Qualis is hiring a Linux System Engineer (Level III) to provide Technical Support as a System Engineer for the 96 Range Control Squadron (96 RNCS). This position supports the 96 RNCS at Eglin AFB, FL. The Linux Systems Engineer is responsible for planning, engineering, implementation, security, and sustainment of Linux‑based systems supporting high‑performance computing (HPC) environments.


Required Knowledge and Skills

  • Linux distributions such as RHEL, Rocky
  • Automation frameworks (Ansible, Puppet, Salt)
  • Scripting in Bash, Python, or similar languages

Recommended additional Knowledge and Skills

  • HPC schedulers such as Slurm, PBS Pro
  • Parallel filesystems (Lustre, BeeGFS, GPFS)
  • High‑speed interconnects such as InfiniBand
  • Containerization for HPC (Singularity/Apptainer, Podman)
Essential Functions:
  • Designs, implements, secures, and maintains Linux environments across physical, virtual, and HPC platforms; provides expert‑level configuration, tuning, and lifecycle management.
  • Engineers and administers HPC clusters, including compute nodes, high‑speed interconnects (InfiniBand), parallel filesystems, and workload managers such as Slurm or PBS Pro.
  • Conducts in‑depth performance assessments of HPC workloads and Linux systems; identifies bottlenecks and recommends optimizations involving CPU, memory, storage, networking, and parallel I/O.
  • Designs, deploys, and maintains high‑throughput storage solutions (Lustre, VAST) to support large‑scale computational workloads.
  • Develops automation for provisioning, configuration management, patching, and cluster lifecycle operations using tools such as Ansible, or Warewulf.
  • Implements DoD cybersecurity controls, STIGs, RMF requirements, and secure configuration baselines across Linux and HPC systems; supports vulnerability remediation and audit readiness.
  • Defines and implements monitoring and logging strategies to ensure system health, performance visibility, and mission assurance across HPC and enterprise Linux environments.
  • Performs advanced diagnostics and root‑cause analysis for complex system, cluster, and network issues; leads resolution efforts and develops long‑term corrective actions.
  • Produces detailed engineering documentation, system diagrams, and operational procedures; provides expert guidance to mission partners, researchers, and system operators.
  • Demonstrates familiarity with computer hardware maintenance, including racking and stacking servers, replacing failed components, performing basic diagnostics, and managing cabling within data center and HPC environments. Supports physical installation, decommissioning, and hands‑on troubleshooting of compute nodes, storage appliances, and network interfaces
  • Must be able to effectively communicate orally and possess technical writing skills. Must be able to work effectively as part of a test team.
  • Ensure local services are reliable (account management, storage arrays, disaster recovery, backups, etc.)
  • Responsible for the installation and maintenance of security patches on Production, Integrations, and Development systems


Requirements:

  • A bachelor's or master’s degree in Computer Science or other relevant field with 3-10 years of experience.
  • Must have experience with Linux operating system and scripting languages (e.g., Bash, Python or Perl). Prefer candidate to be Red Hat Certified Engineer (RHCE).
  • Experience using VMware virtualization with storage appliances.
  • Experience in Risk Management Framework (RMF) required.
  • Must be compliant with DoD 8140 with Security + CE certification.
  • Must have ability to quickly understand the customers’ overall technical objectives and apply effective solutions.
  • Excellent verbal and written communication skills along with customer interaction.
  • Must exemplify a dedication to achieving the mission of the 96TW as well as high standards of quality and excellence in performing the duties.
  • Must be able to work effectively alone, unsupervised, or within a group
  • Must be able to work in a fast-paced environment while being able to prioritize work to balance multiple projects and deadlines.
  • Highly sought after Red Hat Identity Management experience.


Security Clearance: Must have an ability to obtain a DoD Secret Security Clearance with ability to obtain and maintain a Top Secret


Benefits

Qualis LLC is committed to hiring and retaining a diverse and talented workforce who can contribute to the mission and vision of the Company. Our employees are our greatest asset and we promote a positive work environment, teamwork, professional growth, innovation, community involvement, flexible scheduling and a family-friendly work environment.

Equal Opportunity Employer/M/F/Vet/Disabled and a Participant in E-Verify