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Freelance Control Systems Engineer Jobs in Anaheim, CA

Cypress HCM

Control Systems Engineer

Irvine, CA · On-site

$200K - $250K/yr

A top medical device client is seeking a highly experienced, direct hire Control Systems Engineer to lead the design and development of advanced control algorithms for life-saving and life-enhancing ...

Astrolab

Rover Control Systems Engineer

Hawthorne, CA

$140K - $160K/yr

Rover Control Systems Engineer Department: Software Engineering Employment Type: Full Time Location: Hawthorne, California Reporting To: Denise Brown Compensation: $140,000 - $160,000 / year ...

Astrolab

Rover Control Systems Engineer

Hawthorne, CA · On-site

Astrolab is seeking a Rover Control Systems Engineer to support development of control systems for extra-terrestrial rovers such as vehicle mobility system control, robotic arm control, and high gain ...

Astrolab

Rover Control Systems Engineer

Hawthorne, CA · On-site

$140K - $160K/yr

Astrolab is seeking a Rover Control Systems Engineer to support development of control systems for extra-terrestrial rovers such as vehicle mobility system control, robotic arm control, and high gain ...

Valero

Sr Control Systems Engineer

Los Angeles, CA · On-site

$134K - $184K/yr

As a Sr Control Systems Engineer you will provide support and maintain refinery/process control infrastructure including Honeywell Distributed Control Systems (DCS), virtualization environments ...

Valero Energy

Sr Control Systems Engineer

Wilmington, CA · On-site

$134K - $184K/yr

As a Sr Control Systems Engineer you will provide support and maintain refinery/process control infrastructure including Honeywell Distributed Control Systems (DCS), virtualization environments ...

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Freelance Control Systems Engineer information

See Anaheim, CA salary details

$63.9K

$113.9K

$183.7K

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

As of Sep 2, 2026, the average yearly pay for freelance control systems engineer in Anaheim, CA is $113,878.00, according to ZipRecruiter salary data. Most workers in this role earn between $87,900.00 and $132,400.00 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 Anaheim, CA?

The most popular types of Control Systems Engineer jobs in Anaheim, CA are:

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

The top searched job categories for Freelance Control Systems Engineer jobs in Anaheim, CA are:

What cities near Anaheim, CA are hiring for Freelance Control Systems Engineer jobs?

Cities near Anaheim, CA 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 Anaheim, CA as of August 2026, with employment types broken down into 1% As Needed, 88% Full Time, 7% Part Time, 3% Contract, and 1% Nights. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $113,878 per year, or $54.7 per hour.

Control Systems Engineer

EVO Power USA, Inc.

Rancho Santa Margarita, CA • On-site

Full-time

Re-posted 15 days ago

Job description

Job Description
ABOUT US
EVO Power is an International Energy Technology Company headquartered in Australia. At EVO we promote diversity and equality of opportunity in all EVO Power's work and practices and are building a staff culture where everyone is valued and supported to be their best.
Our business specializes in cutting-edge design and commercialization of integrated lithium-ion Battery Energy Storage Systems (BESS) and software solutions tailored to the Commercial, Industrial and Small Utility renewable energy markets. These solutions are especially focused on the rapid adoption of renewable energy resources and electric vehicle charging solutions.
EVO Power is going through a period of strong and sustained growth in Australia and has recently expanded its business into the US and South Korea.
As part of our long-term strategy to continue this unprecedent growth, an opportunity exists for a Control Systems Engineer.
ABOUT THE JOB
The Control Systems Engineer is a developing role within EVO Power's Technology team.
This position is designed for early-career engineers with a solid foundation in software coding and development, who are looking to apply these skills within control systems in the energy storage industry.
The successful candidate will work closely with senior engineers and receive direct mentorship and technical guidance, particularly in software and control systems development. This role offers strong learning and growth opportunities within a fast-scaling, high-impact industry.
Key Responsibilities:
Design and Development
    • Support the design and development of control systems tailored for battery energy storage system (BESS) applications.
    • Assist in creating and implementing embedded software for seamless integration within electronic systems and control frameworks.

PLC Programming
    • Assist in developing, programming, and debugging PLC code using industry-standard languages such as ladder logic, function block diagrams, and structured text.
    • Support customization and configuration of PLC hardware and software to meet specific project requirements.
    • Assist in implementing and troubleshooting control strategies for various automated systems.
    • Demonstrated knowledge of Object-Oriented Programming (OOP) principles.
    • Exposure to CODESYS or similar IEC 61131-3 compliant development platforms.

HMI (Human-Machine Interface) Development
    • Support in designing user-friendly HMI interfaces for monitoring and controlling industrial processes.
    • Assist in integrating HMI systems with PLCs to provide real-time data visualization and operator interaction.

System Integration
    • Collaborate with cross-functional teams, including electrical and mechanical engineers, to integrate PLC systems for seamless BESS operations.
    • Ensure seamless communication between PLCs and other control devices, such as sensors, actuators, and SCADA systems.

Testing and Debugging
    • Conduct thorough testing of PLC programs to identify and resolve errors and anomalies.
    • Troubleshoot issues related to hardware, software, and communication protocols to ensure system reliability.

Documentation
    • Maintain detailed documentation of PLC programs, configurations, and system modifications.
    • Support creation of technical manuals and user guides for operators and maintenance personnel.

Upgrades and Maintenance
    • Stay updated with advancements in PLC technology and recommend hardware or software upgrades when necessary.
    • Perform routine maintenance and updates to PLC systems to ensure optimal performance and compliance with industry standards.

Safety and Compliance
    • Adhere to safety protocols and industry regulations when designing and implementing PLC systems.
    • Ensure systems meet relevant safety standards and conduct risk assessments as needed.

Training and Support
  • Provide training and support to operators, maintenance teams, and other stakeholders on the proper use and maintenance of PLC systems.

Continuous Improvement
    • Contribute to continuous improvement by staying at the forefront of technological advancements in electronics and automation.
    • Oversee the execution of complex engineering projects, ensuring timely delivery and adherence to quality standards.

Performance and Outcomes
    • Ensure measurable improvements in system efficiency through optimized control strategies and proactive maintenance.
    • Reduce downtime and enhance system reliability through rigorous testing protocols and troubleshooting.
ABOUT YOU
Qualifications & Experience
Required
    • Bachelor's degree in Electronics Engineering, Electrical Engineering, or a related field.
    • Skills in embedded software development and troubleshooting.
    • Strong analytical and problem-solving skills for testing, debugging, and optimizing electronic systems.
    • Familiarity with safety protocols and industry standards, such as IEC 61508 or equivalent.
    • Excellent documentation and communication skills.
    • Ability to collaborate effectively across disciplines and contribute to cross-functional teams.

Desired
    • Proven experience in PLC programming, HMI design, and system integration.
    • Experience in the utility, renewable energy, BESS (Battery Energy Storage Systems), or microgrid sectors.
    • Experience with energy management systems, IoT platforms, SCADA, or power systems software.
    • Exposure to regulatory frameworks and compliance relevant to energy markets (e.g., NEM, grid interconnection requirements).
    • Familiarity with business case development, product commercialization, and roadmap ownership.
    • MBA or further qualifications in product leadership, energy systems, or business management.

Technical Skills
Required
    • Understanding of modern software development practices (APIs, modular architectures, CI/CD, DevOps principles).
    • Ability to translate complex technical concepts into customer-aligned product outcomes.
    • Proficiency in backlog management tools (e.g., Jira, Confluence, Azure DevOps).
    • Knowledge of data-driven product decision-making (analytics, KPIs, user feedback loops).
    • Familiarity with Cloud-based platforms (e.g., AWS, Azure, GCP).

Desired
    • Knowledge of control systems, DER integration, or energy data protocols (e.g., Modbus, OPC-UA, IEEE standards).
    • Understanding of cybersecurity principles applicable to operational and energy systems.
    • Working knowledge of microservices architecture and scalability considerations.
    • Ability to interpret UX/UI best practices and collaborate with design teams.
    • Basic technical familiarity with APIs, SQL, Python, or energy simulation tools (not required for coding responsibilities).

Culture
  • To promote diversity and equality of opportunity in all EVO Power's work and practices.
  • To assist in building a staff culture where everyone is valued and equipped to do their job.
  • We are an equal opportunity employer and are committed to fostering an inclusive workplace.

Integrated Management System (IMS) Responsibilities
EVO Power is an ISO certified organization and has responsibilities to ensure ongoing adherence to our internal management systems. As the Control Systems Engineer within the organization the role is required to be responsible for fulfilling all applicable duties under EVO Power's Integrated Management System (IMS) to ensure compliance with ISO 9001:2015 (Quality Management Systems), ISO 14001:2015 (Environmental Management Systems), and ISO 45001:2018 (Occupational Health and Safety Management Systems).
These responsibilities include:
  • Compliance with EVO Power's IMS (ISO 9001, ISO 14001, and ISO 45001)
  • Support quality, safety, and environmental objectives • Identify and report risks, hazards, and non-conformities
  • Participate in continuous improvement of systems and processes
  • Maintain awareness of relevant policies and procedures
  • Adhere to EVO Power USA's Employee Handbook

Apply