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Freelance Control Systems Engineer Jobs in Elgin, IL

SG Cap Trading

Linux Systems Engineer

Chicago, IL · On-site

$85 - $125/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Familiarity with Git version control and code review processes. * Understanding of core Linux ... engineers * Experience with enterprise-level tools (VMware, Ansible, monitoring systems)

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 ... Familiarity with Git version control and code review processes. Understanding of core Linux ...

Peraton

NEXCOM Senior Systems Design Engineer

Chicago, IL · On-site

$107K - $147K/yr

... Traffic Control System (BNATCS) contract. As a trusted partner to the Federal Aviation ... NEXCOM Senior Systems Design Engineer Location: Chicago, IL We are seeking a Design Engineer for ...

Peraton

NEXCOM Senior Systems Design Engineer

Chicago, IL · On-site

$107K - $147K/yr

... Traffic Control System (BNATCS) contract. As a trusted partner to the Federal Aviation ... NEXCOM Senior Systems Design Engineer Location: Chicago, IL We are seeking a Design Engineer for ...

Peraton

NEXCOM Senior Systems Design Engineer

Chicago, IL · On-site

$107K - $147K/yr

... Traffic Control System (BNATCS) contract. As a trusted partner to the Federal Aviation ... NEXCOM Senior Systems Design Engineer Location: Chicago, IL We are seeking a Design Engineer for ...

Peraton

NEXCOM Senior Systems Design Engineer

Chicago, IL · On-site

$107K - $147K/yr

... Traffic Control System (BNATCS) contract. As a trusted partner to the Federal Aviation ... NEXCOM Senior Systems Design Engineer Location: Chicago, IL We are seeking a Design Engineer for ...

Jump Trading

Campus Systems Engineer (Full-Time)

Chicago, IL · On-site

$200K - $250K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Systems Engineer will work with traders, operations, exchanges, and developers to optimize the ... Manage and assess operational risk of change control into the production environment * Define and ...

Jump Trading, LLC

Campus Systems Engineer (Full-Time)

Chicago, IL · On-site

$200K - $250K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Systems Engineer will work with traders, operations, exchanges, and developers to optimize the ... Manage and assess operational risk of change control into the production environment * Define and ...

Jump Trading

Campus Systems Engineer (Full-Time)

Chicago, IL · On-site

$200K - $250K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Systems Engineer will work with traders, operations, exchanges, and developers to optimize the ... Manage and assess operational risk of change control into the production environment * Define and ...

CACI International, Inc.

System Engineer

Lisle, IL · On-site

  • Medical

  • Retirement

  • PTO

EW Mission Systems Engineering * Apply deep understanding of EW operational concepts, tactics ... Interface control documents (ICDs) * Requirements specifications and traceability matrices * Data ...

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Showing results 41-60

All JobsControl Systems Engineer JobsFreelance Control Systems Engineer JobsFreelance Control Systems Engineer Jobs in Elgin, IL

Freelance Control Systems Engineer information

See Elgin, IL salary details

$60.3K

$107.5K

$173.5K

How much do freelance control systems engineer jobs pay per year?

As of Aug 19, 2026, the average yearly pay for freelance control systems engineer in Elgin, IL is $107,526.00, according to ZipRecruiter salary data. Most workers in this role earn between $83,000.00 and $125,000.00 per year, depending on experience, location, and employer.

What is a freelance control systems engineer?

A Freelance Control Systems Engineer is a professional who designs, develops, and maintains systems that control machinery or processes, typically working on a contract or project basis rather than as a permanent employee. These engineers often work with automation systems in industries such as manufacturing, energy, or transportation. Their responsibilities include programming controllers, troubleshooting control systems, and ensuring optimal system performance. As freelancers, they enjoy flexibility in choosing projects and clients, but they also manage their own business operations, such as client communication and billing.

How does a freelance control systems engineer typically collaborate with clients and multidisciplinary teams during a project?

As a Freelance Control Systems Engineer, you often work closely with clients to define project specifications, provide technical consultation, and ensure deliverables align with their operational needs. Collaboration frequently involves remote meetings, regular progress reports, and integration with other engineering disciplines such as mechanical, electrical, and software teams. Effective communication and flexibility are essential, as you may need to adapt to different workflows and project management tools set by various clients. Building strong client relationships and demonstrating reliability can lead to repeat business and referrals.

What are the key skills and qualifications needed to thrive as a freelance control systems engineer, and why are they important?

To thrive as a Freelance Control Systems Engineer, you need a solid background in electrical or automation engineering, proficiency in system design, and experience with PLCs and SCADA systems, often supported by a relevant engineering degree. Familiarity with industry-standard tools such as Siemens, Allen-Bradley, or Schneider Electric platforms, and certifications like ISA CAP or TUV Functional Safety are typically valuable. Strong problem-solving, self-management, and communication skills help in managing projects independently and collaborating with diverse clients. These skills are crucial for delivering reliable automation solutions, meeting client expectations, and maintaining a competitive edge in a dynamic freelance market.

What is the difference between Freelance Control Systems Engineer vs Control Systems Technician?

AspectFreelance Control Systems EngineerControl Systems Technician
CredentialsBachelor's degree in engineering or related field; certifications like PLC or SCADA are commonTechnical diploma or associate degree; specialized training in control systems
Work EnvironmentProject-based, often remote or on-site at client facilitiesOn-site at industrial plants or manufacturing facilities
Employer & IndustryIndependent contractors serving multiple clients across industriesEmployers in manufacturing, automation, and industrial sectors
Search & Comparison IntentLooking for freelance control system design, integration, or consultingSeeking maintenance, troubleshooting, or installation of control systems

The main difference is that Freelance Control Systems Engineers focus on designing and integrating control systems independently, often working on a project basis, while Control Systems Technicians handle installation, maintenance, and troubleshooting within industrial settings. Both roles require technical knowledge, but their responsibilities and work environments differ significantly.

What are popular job titles related to Freelance Control Systems Engineer jobs in Elgin, IL?

For Freelance Control Systems Engineer jobs in Elgin, IL, the most frequently searched job titles are:

What job categories do people searching Freelance Control Systems Engineer jobs in Elgin, IL look for?

The top searched job categories for Freelance Control Systems Engineer jobs in Elgin, IL are:

What cities near Elgin, IL are hiring for Freelance Control Systems Engineer jobs?

Cities near Elgin, IL with the most Freelance Control Systems Engineer job openings:

Freelance Control Systems Engineer jobs near you
Infographic showing various Freelance Control Systems Engineer job openings in Elgin, IL as of August 2026, with employment types broken down into 1% As Needed, 81% Full Time, 14% Part Time, 3% Contract, and 1% Nights. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $107,526 per year, or $51.7 per hour.

Linux Systems Engineer

SG Cap Trading

Chicago, IL • On-site

$85 - $125/hr

Other

Medical, Dental, Vision, Retirement, PTO

Re-posted 5 days ago

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.

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