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Freelance Operational Technology Engineer Jobs in California

HP IQ

IT Engineer

San Francisco, CA · On-site

$114K - $200K/yr

This role combines traditional IT operations, SaaS administration, endpoint management, and ... Partner with Security and Engineering teams to ensure endpoints meet compliance and security ...

Etched

IT Engineer

San Jose, CA · On-site

$150K - $250K/yr

You'll be the trusted resource who keeps our high-performance engineering and operations ... Provide hands-on IT delivery and support for the entire firm, including ASIC design teams, software ...

Etched

IT Engineer

San Jose, CA · On-site

$150K - $250K/yr

You'll be the trusted resource who keeps our high-performance engineering and operations ... Provide hands-on IT delivery and support for the entire firm, including ASIC design teams, software ...

Etched

IT Engineer

San Jose, CA · On-site

As an IT Engineer, you will ensure seamless IT operations, empowering engineers with essential tools and infrastructure while maintaining operational excellence. Responsibilities : • Provide hands ...

HP IQ

IT Engineer

San Francisco, CA · On-site

$114K - $200K/yr

This role combines traditional IT operations, SaaS administration, endpoint management, and ... Partner with Security and Engineering teams to ensure endpoints meet compliance and security ...

Skywalker Properties

$125K - $130K/yr

Our results-focused Technology Operations (TechOps) team delivers secure and reliable technology ... The engineer designs, implements, monitors, troubleshoots, and documents the organization's multi ...

SKYWALKER HOLDINGS LLC

IT Engineer

Nicasio, CA · On-site

$125K - $130K/yr

Description Our results-focused Technology Operations (TechOps) team delivers secure and reliable ... The engineer designs, implements, monitors, troubleshoots, and documents the organization's multi ...

Skywalker Holdings LLC

IT Engineer

Nicasio, CA · On-site

$125K - $130K/yr

Our results-focused Technology Operations (TechOps) team delivers secure and reliable technology ... The engineer designs, implements, monitors, troubleshoots, and documents the organization's multi ...

Decagon

IT Engineer

San Francisco, CA · On-site

$112K - $154K/yr

You'll co-own identity and access management, endpoint administration, and SaaS operations for the ... Serve as the on-site IT support engineer for our San Francisco office - resolving hardware, account ...

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Freelance Operational Technology Engineer information

What is the difference between Freelance Operational Technology Engineer vs Freelance Industrial Automation Engineer?

AspectFreelance Operational Technology EngineerFreelance Industrial Automation Engineer
CredentialsRelevant certifications in OT, cybersecurity, and networkingCertifications in PLC programming, control systems, and automation
Work EnvironmentIndustrial facilities, control rooms, and remote sitesManufacturing plants, factories, and automation systems
Industry UsageUtilities, energy, manufacturing, and process industriesManufacturing, robotics, and process automation
Search & Comparison IntentSeeking OT-specific freelance roles, cybersecurity, or network integrationLooking for automation system design, programming, or troubleshooting

Both roles involve working with industrial systems, but the Freelance Operational Technology Engineer focuses on the integration and security of operational networks, while the Freelance Industrial Automation Engineer specializes in designing and programming automation systems. Understanding these distinctions helps clients find the right expertise for their industrial projects.

What are the most commonly searched types of Operational Technology Engineer jobs in California? The most popular types of Operational Technology Engineer jobs in California are:
What cities in California are hiring for Freelance Operational Technology Engineer jobs? Cities in California with the most Freelance Operational Technology Engineer job openings:
Freelance Operational Technology Engineer jobs near you
Infographic showing various Freelance Operational Technology Engineer job openings in California as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 16% Part Time, 2% Temporary, and 3% Contract. Highlights an 86% Physical, 3% Hybrid, and 11% Remote job distribution.

Operational Technology Administrator

Reyes Coca-Cola Bottling

Rancho Cucamonga, CA

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 2 days ago

New

Reyes Coca-Cola Bottling rating

8.1

Company rating: 8.1 out of 10

Based on 104 frontline employees who took The Breakroom Quiz

79th of 437 rated food and drinks producers

Job description

Position Responsibilities: 

  • Maintain the Operational Technology (OT) Systems used in the company’s industrial environments 
  • Maintains plant automation systems, i.e., laser-guided vehicles, human-machine interfaces (HMI), historians, servers, remote access, and network devices. The OT Administrator participates in plant updates and upgrading projects as well as enhanced automation projects 
  • Administer and maintain OT systems, including Industrial Control Systems (ICS) and other OT platforms 
  • Maintain the network infrastructure standards specific to OT, including switches, routers, gateways, firewalls, and other networking components and defined security measures and standards for OT systems, assessing risks, identifying gaps and vulnerabilities 
  • Apply approved software updates and patches to OT systems and devices in coordination with plant operations team, vendors, manufacturers and OT Security team members 
  • Execute incident response procedures, including conducting tabletop exercises, testing backup and disaster recovery processes 
  • Other duties as assigned 

Required Education and Experience: 

  • Bachelor’s Degree and 1 to 2 years of experience maintaining Operational Technology (OT) Systems in an industrial environment or High School Diploma/General Education Diploma and 3 to 5 plus years of experience maintaining Operational Technology Systems 

Preferred Education and Experience: 

  • Bachelor’s Degree in Information Technology, Computer Science, Engineering or related field  
  • Experience and/or training in manufacturing resiliency 
  • Certifications in Information Technology and/or OT related fields 
  • Experience with enhanced automation projects 
  • Experience with plant update/upgrade projects 
  • Experience with patch management and incident response procedures 
  • Strong knowledge of network infrastructure management 
  • Strong knowledge of OT security measures 

Benefits
At the Reyes Family of Businesses, our Total Rewards Strategy prioritizes the holistic well-being of our employees. This position offers a comprehensive benefits package that includes Medical, Dental, Vision coverage, Paid Time Off, Retirement Benefits, and complimentary Health Screenings.
Equal Opportunity Employee & Physical Demands
Reyes Holdings and its businesses are equal opportunity employers. Company policy prohibits discrimination and harassment against any applicant or employee based on race, color, religion, sex, pregnancy or pregnancy-related medical conditions, marital status, sexual orientation, gender identity or expression, age, national origin, citizenship, disability, genetic information, military or veteran status, or any other basis protected by applicable law. In addition, the Company is committed to providing reasonable accommodation to applicants and employees in accordance with applicable law. Requests for accommodation should be directed to your point of contact in the Talent Acquisition or Human Resources departments.
Background Check and Drug Screening
Offers of employment are contingent upon successful completion of a background check and drug screening.
Pay Transparency
Our compensation philosophy embraces diverse factors for fair pay decisions, valuing skills, experience, and the needs of our business. Moreover, this role may have the opportunity to participate in a discretionary incentive program, subject to program rules.Qualifications:

Required Education and Experience: 

  • Bachelor’s Degree and 1 to 2 years of experience maintaining Operational Technology (OT) Systems in an industrial environment or High School Diploma/General Education Diploma and 3 to 5 plus years of experience maintaining Operational Technology Systems 

Preferred Education and Experience: 

  • Bachelor’s Degree in Information Technology, Computer Science, Engineering or related field  
  • Experience and/or training in manufacturing resiliency 
  • Certifications in Information Technology and/or OT related fields 
  • Experience with enhanced automation projects 
  • Experience with plant update/upgrade projects 
  • Experience with patch management and incident response procedures 
  • Strong knowledge of network infrastructure management 
  • Strong knowledge of OT security measures 
Education:UNAVAILABLEEmployment Type: FULL_TIME

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