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Freelance Linux System Engineer Jobs in Buffalo Grove, IL

SG Cap Trading

Linux Systems Engineer

Chicago, IL

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Linux Systems Engineer ID: 1018 Location: Chicago, IL More about this job > Description SG is a ... Troubleshoot Linux system issues and assist with hardware maintenance. Set up desktops, laptops ...

SG Cap Trading

Linux Systems Engineer

Chicago, IL · On-site

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Join our infrastructure team as a Linux Systems Engineer, where your expertise in Python, Bash, and ... Troubleshoot Linux system issues and assist with hardware maintenance. Set up desktops, laptops ...

Data Bridge Consultants

Linux Systems Engineer

Chicago, IL

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Our client, one of the largest provider of independent stock, Mutual fund and ETF research in the US, is in need of Linux Systems Engineer Responsibilities: * Design, implement, and maintain physical ...

Next Step Systems

Senior Linux Systems Engineer

Chicago, IL · On-site

  • Medical

  • Retirement

  • PTO

Senior Linux Systems Engineer This Senior Linux Systems Engineer position is fully onsite. Responsibilities: - Work collaboratively with technology and business teams on all aspects of a global ...

IMC

Linux Engineer

Chicago, IL

We're seeking a Linux Engineer with deep systems expertise and Python/scripting experience to join our growing global team. You will be responsible for engineering and operating Linux at scale across ...

IMC

Linux Engineer

Chicago, IL · On-site

$150K - $225K/yr

  • PTO

We're seeking a Linux Engineer with deep systems expertise and Python/scripting experience to join our growing global team. You will be responsible for engineering and operating Linux at scale across ...

IMC

Linux Engineer

Chicago, IL · On-site

$150K - $225K/yr

  • PTO

We're seeking a Linux Engineer with deep systems expertise and Python/scripting experience to join our growing global team. You will be responsible for engineering and operating Linux at scale across ...

Alpha Nexus Group

Lead Linux Engineer

Chicago, IL · On-site

System Administration (primary function) Manage the server (Linux) and user (Windows) computer environment Troubleshoot and resolve hardware and user software issues Provision, install, and setup new ...

Sentinel

Linux Systems Administrator

Chicago, IL · On-site +1

$82K - $110K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... system availability, performance tuning, automation, patching, monitoring, security, disaster recovery, and infrastructure upgrades across data centers and manufacturing locations. The engineer will ...

Sentinel

Linux Systems Administrator

Chicago, IL · On-site

$82K - $110K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... system availability, performance tuning, automation, patching, monitoring, security, disaster recovery, and infrastructure upgrades across data centers and manufacturing locations. The engineer will ...

Sentinel

Linux Systems Administrator

Chicago, IL · Hybrid

$82K - $110K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... system availability, performance tuning, automation, patching, monitoring, security, disaster recovery, and infrastructure upgrades across data centers and manufacturing locations. The engineer will ...

Kyndryl

Mainframe z/VM & Linux

Chicago, IL · On-site

... Engineer to support IBM Z virtualization environments and Linux on Z platforms. This role is responsible for provisioning, maintaining, and optimizing virtual machines and Linux systems running on z ...

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All JobsLinux System Engineer JobsFreelance Linux System Engineer JobsFreelance Linux System Engineer Jobs in Buffalo Grove, IL

Freelance Linux System Engineer information

See Buffalo Grove, IL salary details

$11

$61

$94

How much do freelance linux system engineer jobs pay per hour?

As of Aug 14, 2026, the average hourly pay for freelance linux system engineer in Buffalo Grove, IL is $61.26, according to ZipRecruiter salary data. Most workers in this role earn between $49.33 and $68.80 per hour, depending on experience, location, and employer.

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 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 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 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 popular job titles related to Freelance Linux System Engineer jobs in Buffalo Grove, IL?

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

What cities near Buffalo Grove, IL are hiring for Freelance Linux System Engineer jobs?

Cities near Buffalo Grove, IL with the most Freelance Linux System Engineer job openings:

Freelance Linux System Engineer jobs near you
Infographic showing various Freelance Linux System Engineer job openings in Buffalo Grove, IL as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 14% Part Time, 2% Contract, and 1% Nights. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $127,421 per year, or $61.3 per hour.

Linux Systems Engineer

SG Cap Trading

Chicago, IL

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 29 days ago

Job description

Job Openings >> Linux Systems Engineer
Linux Systems Engineer
Summary
Title: Linux Systems Engineer ID: 1018 Location: Chicago, IL
More about this job >
Description
SG is a boutique technology company founded in 2004. We use technology and big data to solve real world financial puzzles. Our competitive advantage is a true meritocracy minimizing politics and rewarding results. The foundation of our culture is continuous improvement. 
Join our infrastructure team as a Linux Systems Engineer, where your expertise in Python, Bash, and automation will directly impact our growing systems. This role offers opportunities for hands-on learning, collaboration, and professional growth in open-source technologies and infrastructure-as-code.
Responsibilities:
Develop and maintain Python automation scripts for infrastructure management.
Build monitoring solutions using open-source tools.
Implement infrastructure-as-code with Ansible.
Troubleshoot Linux system issues and assist with hardware maintenance.
Set up desktops, laptops, and virtual machines (Linux, Windows, Mac).
Support SQL database management, including queries and table creation.
Design and document scalable infrastructure solutions.
Requirements:
Proficiency with Linux command line environments (Ubuntu/Debian, CentOS/RHEL)
Strong Python programming skills for automation.
Experience with Bash scripting and configuration management.
Familiarity with Git version control and code review processes.
Understanding of core Linux services (systemd, SSH, DNS, DHCP).
Basic networking and network monitoring knowledge.
What we offer:
Work-Life Balance - no excessive overtime
Mentorship from senior engineers
Experience with enterprise-level tools (VMware, Ansible, monitoring systems)
Opportunity to propose and lead technical projects
Competitive market-based pay with results based rewards
Solid benefit package including 401(k), medical, dental, vision, and more
Generous time off including holidays and vacation
Fully stocked break room, weekly lunches, volunteer opportunities, and more!
Authorization to work in the U.S. for this position is required. SG will not sponsor candidates for the position.
Apply Now
 
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