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Freelance Control Systems Engineer Jobs in Markham, IL

matchsource llc

Embedded Systems Engineer

Elmhurst, IL · On-site

$60K - $80K/yr

Company Description This Manufacturing company of home control products has withstood the test of ... The Embedded Systems Engineer is responsible for the design and development of embedded ...

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

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 ...

NCW

Portage, IN - Field System Engineer

Portage, IN · On-site

$65K - $95K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We design, build, program, and implement control systems, primarily in support of the metals ... Field Systems Engineer will be responsible for meeting the daily service maintenance and repair ...

Peraton

NEXCOM Senior Systems Design Engineer

Chicago, IL

$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

$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

$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

$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 ...

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Showing results 21-40

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

Freelance Control Systems Engineer information

See Markham, IL salary details

$57.8K

$103K

$166.2K

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

As of Aug 18, 2026, the average yearly pay for freelance control systems engineer in Markham, IL is $102,999.00, according to ZipRecruiter salary data. Most workers in this role earn between $79,500.00 and $119,800.00 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 the most commonly searched types of Control Systems Engineer jobs in Markham, IL?

The most popular types of Control Systems Engineer jobs in Markham, IL are:

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

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

Freelance Control Systems Engineer jobs near you

Embedded Systems Engineer

matchsource llc

Elmhurst, IL • On-site

$60K - $80K/yr

Full-time

Re-posted 25 days ago

Job description

Company Description
This Manufacturing company of home control products has withstood the test
of time. Today they not only continue their traditional manufacturing
product lines, but also have become a leader in home automation.
Their smartphone enabled and connected products are at the forefront
of the Internet of Things movement. The company currently has a need
for an Embedded Systems Engineer.
Job Description
The Embedded Systems Engineer is responsible for the design and
development of embedded applications on hardware platforms. The
focus in this role includes creation of technical specifications,
application firmware design and development, and support for
manufacturing and regulatory approval. Knowledge of basic software
development practices and principles is required. An Embedded
Systems Engineer must support their peers in day to day development
activities and be able to troubleshoot platform defects of limited
complexity.
Responsibilities:
  • Design, develop and implement application level firmware solutions to meet
    business needs
  • Work with stakeholders to understand functional requirements of systems to
    accurately develop designs, implementations and test cases
  • Create and maintain technical specifications as related to product development
  • Work with senior engineers to implement scalable system architecture and
    modular functional blocks that meet product requirement needs
  • Use design analysis techniques such as FMEA or rate monotonic analysis to
    validate software designs prior to implementation
  • Use TDD to create unit test cases that accurately test interface functionality
    and responses to varied inputs both in and out of scope
  • Analyze, troubleshoot, and resolve firmware defects as found during bench,
    lab, and production QA testing
  • Apply software quality tools such as Lint, Understand, and other static
    and dynamic analysis tools to verify software releases meet quality
    and coding standards
  • Support regulatory engineering for FCC and other outside agency approval of
    end products
  • Support manufacturing on site during as needed for engineering and
    production builds
  • Actively contribute to the adoption of software architecture, best practices,
    and technologies

Qualifications
Requirements:
  • 1 to 3 years of experience
  • Excellent understanding of application development tools, processes, and
    technologies
  • Good working knowledge of software development in embedded C or
    comparable language
  • Experience in all aspects of a product life cycle - Requirements, Design,
    Development, HW/SW integration and test
  • Demonstrated ability to identify problems and effectively raise issues
  • Self-driven, goal oriented, and efficient
  • Functions well in a team environment and has the ability to adapt quickly

Nice to Have:
  • Object-oriented programming experience in C#, C++, Java or .Net is a plus
  • Experience with TCP, UDP, HTTP, Web Sockets, MQTT or other connected protocol
    is a plus
  • Embedded integration with cloud, smart home, or server back end
    infrastructures is a plus
  • Experience with Agile development processes is a plus

Education:
  • BSCS, BSCE or BSEE is required

Additional Information
All your information will be kept confidential according to EEO guidelines.
Salary: $60,000 - $80,000 commensurate with experience

Apply