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Day Shift Desktop Linux Systems Engineer Optimisation Jobs in Florida

L3HHCM20

Lead, Linux Systems Administrator

Jupiter, FL · On-site

Employees work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off ... Provide expert administration in a Red Hat Linux environment, ensuring optimal system performance ...

DPG Solutions LLC

DevSecOps Engineer

Lakewood Ranch, FL · On-site

CompTIA Security+ Senior Linux Systems Engineer / Linux SME DPG is seeking a Senior Linux Systems ... Company Funded 401k Profit Sharing Plan - 25% of base pay deposited every pay period - Vested day ...

DPG Solutions LLC

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 ... Company Funded 401k Profit Sharing Plan - 25% of base pay deposited every pay period - Vested day ...

DPG Solutions LLC

DevSecOps Engineer

Lakewood Ranch, FL · On-site

CompTIA Security+ Senior Linux Systems Engineer / Linux SME DPG is seeking a Senior Linux Systems ... Company Funded 401k Profit Sharing Plan - 25% of base pay deposited every pay period - Vested day ...

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 ...

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All JobsDay Shift Desktop Linux Systems Engineer Optimisation JobsDay Shift Desktop Linux Systems Engineer Optimisation Jobs in Florida

Day Shift Desktop Linux Systems Engineer Optimisation information

What is the difference between Day Shift Desktop Linux Systems Engineer Optimisation vs Day Shift Desktop Linux Systems Engineer?

AspectDay Shift Desktop Linux Systems EngineerDay Shift Desktop Linux Systems Engineer Optimisation
CertificationsLinux certifications (e.g., LPIC, CompTIA Linux+)Linux certifications, plus performance tuning or optimisation certifications
Work EnvironmentSupport, maintenance, and troubleshooting of Linux desktopsPerformance analysis and system optimisation of Linux desktops
Employer & IndustryIT departments, tech companies, enterprise environmentsIT departments, companies focusing on system efficiency and performance

The Day Shift Desktop Linux Systems Engineer focuses on maintaining and troubleshooting Linux desktops, while the Day Shift Desktop Linux Systems Engineer Optimisation specializes in enhancing system performance and efficiency. Both roles require Linux certifications and work in similar environments, but the optimisation role emphasizes performance tuning skills.

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Day Shift Desktop Linux Systems Engineer Optimisation jobs near you
Infographic showing various Day Shift Desktop Linux Systems Engineer Optimisation job openings in Florida as of June 2026, with employment types broken down into 1% Locum Tenens, 5% Full Time, 84% Part Time, 8% Contract, and 2% Nights. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution.
Linux Systems Engineer

Linux Systems Engineer

Qualis LLC

Eglin Air Force Base, FL • On-site

Full-time

Posted 19 days ago

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