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Assistant Rig Manager Jobs in Sonoma, CA (NOW HIRING)

Experienced Geotechnical Driller

Richmond, CA

$26.50 - $35.75/hr

We offer clients superior project management and site investigation services across the globe, with ... Provide timely assistance to Engineers and Technicians as required. * Assist with the mobilization ...

Experienced Geotechnical Driller

Richmond, CA · On-site

$26.50 - $35.75/hr

We offer clients superior project management and site investigation services across the globe, with ... Provide timely assistance to Engineers and Technicians as required. * Assist with the mobilization ...

Experienced Geotechnical Driller

Richmond, CA · On-site

$26.50 - $35.75/hr

We offer clients superior project management and site investigation services across the globe, with ... Provide timely assistance to Engineers and Technicians as required. * Assist with the mobilization ...

Manages and directs field testing for all completed work requests, communicating end results to ... Responsible for keeping rig and equipment in good working order and condition * Document exceptions ...

Manages and directs field testing for all completed work requests, communicating end results to ... Responsible for keeping rig and equipment in good working order and condition * Document exceptions ...

Mechanic

Richmond, CA · On-site

$25 - $35/hr

Manages and directs field testing for all completed work requests, communicating end results to ... Responsible for keeping rig and equipment in good working order and condition * Document exceptions ...

Assistant Rig Manager information

See Sonoma, CA salary details

$32.5K

$91K

$185.4K

How much do assistant rig manager jobs pay per year?

As of Aug 15, 2026, the average yearly pay for assistant rig manager in Sonoma, CA is $91,041.00, according to ZipRecruiter salary data. Most workers in this role earn between $51,500.00 and $119,900.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an assistant rig manager, and why are they important?

To thrive as an Assistant Rig Manager, you need strong knowledge of drilling operations, safety regulations, and supervisory experience, often supported by a degree in engineering or relevant field and industry certifications. Proficiency with rig management software, safety management systems, and equipment monitoring tools is typically required. Leadership, problem-solving, and effective communication are crucial soft skills for coordinating teams and handling high-pressure situations. These skills ensure safe, efficient operations and help maintain productivity and compliance on the rig.

What are the common challenges faced by an assistant rig manager, and how can they be effectively managed?

Assistant Rig Managers often encounter challenges such as coordinating teams with varying experience levels, ensuring compliance with strict safety standards, and responding to unexpected equipment or weather-related issues. Effectively managing these challenges requires clear communication, proactive planning, and a strong understanding of both technical operations and safety protocols. Building strong relationships with crew members and fostering a culture of safety can help address potential issues before they escalate. Additionally, staying adaptable and continuously updating knowledge of industry best practices are crucial for success in this role.

What is the difference between Assistant Rig Manager vs Drilling Supervisor?

AspectAssistant Rig ManagerDrilling Supervisor
CertificationsOSHA, IWCF, HSE trainingOSHA, IWCF, HSE training
Work EnvironmentOffshore/onshore drilling sites, supporting rig operationsOffshore/onshore drilling sites, overseeing drilling activities
Employer & Industry UsageOil & gas drilling companies, service providersOil & gas drilling companies, operators

The Assistant Rig Manager and Drilling Supervisor roles share similar certifications and work environments, often working closely on drilling sites. The Assistant Rig Manager supports the Rig Manager with operational tasks, while the Drilling Supervisor directly oversees drilling operations. Both positions are essential in ensuring safe and efficient drilling processes within the oil and gas industry.

What is an assistant rig manager?

An Assistant Rig Manager is a supervisory role in the oil and gas industry, responsible for supporting the Rig Manager in overseeing daily operations on a drilling rig. They help ensure that all safety protocols are followed, equipment is maintained, and drilling activities proceed efficiently. The Assistant Rig Manager often acts as the second-in-command, coordinating between crews, reporting to the Rig Manager, and stepping in when the Rig Manager is unavailable. This position requires strong leadership skills and a deep understanding of drilling operations.

What are popular job titles related to Assistant Rig Manager jobs in Sonoma, CA?

For Assistant Rig Manager jobs in Sonoma, CA, the most frequently searched job titles are:

What job categories do people searching Assistant Rig Manager jobs in Sonoma, CA look for?

The top searched job categories for Assistant Rig Manager jobs in Sonoma, CA are:

What cities near Sonoma, CA are hiring for Assistant Rig Manager jobs?

Cities near Sonoma, CA with the most Assistant Rig Manager job openings:

Infographic showing various Assistant Rig Manager job openings in Sonoma, CA as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $91,041 per year, or $43.8 per hour.

Experienced Geotechnical Driller

ConeTec

Richmond, CA

$26.50 - $35.75/hr

Full-time

Re-posted 7 days ago


Job description

ABOUT THE COMPANY

ConeTec is an international full-service geo-environmental and geotechnical site characterization contractor. We offer clients superior project management and site investigation services across the globe, with a large presence in the Americas, Europe, Africa and Oceania. ConeTec is known in the industry as a great place to work. We commit to all employees that we will provide a respectful, positive, and enriching work environment. We want you to look forward to going to work every day. We reward and recognize staff for exceptional contributions to the company. Our success is a direct result of the people who work here.


SCOPE OF POSITION


Responsible for operating heavy machinery in various environments, the Mud Rotary & Auger Driller will conduct basic maintenance and provide consistent, high-quality upkeep of the rig and general working area while abiding by all safety regulations. A successful candidate must have the ability to multi-task with an eye for efficiency and a safety mindset.


ROLES, RESPONSIBILITIES & EXPECTATIONS


Equipment Operation

  • Set up and operate mud rotary drilling and auger equipment, sampling systems, geophysical instruments and other in-situ testing equipment following ConeTec's procedures in a safe and productive manner.
  • Provide timely assistance to Engineers and Technicians as required.
  • Assist with the mobilization and demobilization of equipment in hard-to-access environments.
  • Perform routine maintenance on various pieces of equipment to ensure optimal performance.


Health & Safety

  • Identify with and respect ConeTec's safety culture, first and foremost.
  • Ensure proper preparation and knowledge of all necessary safe operating procedures before beginning any job.
  • Immediately report any safety-related incidents, infractions, or near misses to the Project Manager and the HSE Officer.
  • Know and follow the incident reporting protocol at all times.


Other General Responsibilities

  • Communicate with the Supervisor or Project Manager any equipment problems or needs, as well as any field observations that might be of use.
  • Seek ways to improve operating procedures/processes.
  • Perform other shop functions as required.


SKILLS, QUALIFICATIONS AND EXPERIENCE REQUIRED


Education Requirements

  • High School Diploma or equivalent required.
  • Class A commercial license and clean driving record required.


Technical Skill Requirements

  • Electrical and mechanical skills are an asset but not required.
  • Must be able to perform physically demanding tasks, including lifting, moving heavy materials up to 50 lbs, climbing, crawling as well as walking on uneven ground, and working long hours in all weather conditions.
  • Able to work outdoors and travel for extended periods of time.


Soft Skill Requirements

  • Willingness to work with a wide variety of equipment
  • Willingness to work long hours outdoors in all conditions
  • Willingness to work hard, and travel for work
  • Willingness to perform both shop based and field-based work
  • Willing to learn new advanced geotechnical testing techniques involving sophisticated electronic testing equipment
  • Positive attitude in the workplace

As part of our dedicated focus on the health and safety of all employees, and due to the requirement that employees be able to safely complete the tasks associated with this job position, a successful candidate may be required to take a pre-employment fit for duty test, including a drug and alcohol testing, and complete a satisfactory criminal record check.


ConeTec is an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status, or any other status protected by applicable law.