Digester Operator Jobs (NOW HIRING)

Process/Mechanical Engineer

Regenis is on a mission to reimagine reusable resources as we build and operate anaerobic digesters on dairy farms. If you want to help family farms thrive while leaving a legacy of a cleaner planet, were looking to build a team of hard-working, high integrity teammates interested in meaningful careers that give you the room to grow your skills while supporting your family. Whether performing new construction on a digester or supporting the operations and maintenance at a well-established facility, Regenis sets our employees up for success through initial and ongoing training opportunities.

Compensation

Regenis is looking for a talented Process/Mechanical Engineer to join the team full-time. This position pays $120k - $140k per year depending on experience.

Benefits

Regenis provides a comprehensive benefits package, including employer-paid medical, dental, and life insurance. Additional offerings include vision coverage, short- and long-term disability insurance, as well as hospital indemnity, critical illness, and accident insurance.

In addition, Regenis team members enjoy a 401(k) plan with company match, referral bonuses, paid holidays, and generous vacation package. We support growth and well-being through education reimbursement, ongoing training, professional development and certification opportunities, and access to an Employee Assistance Program and an on-staff counselor.

Job Summary

Responsible for engineering design, evaluation, and technical support for anaerobic digester and renewable natural gas (RNG) projects, including new construction, operations and maintenance, technical consulting, and Regenis fabricated equipment. This role collaborates with project owners, subcontractors, operators, construction employees and internal teams to support project development, execution, and operational performance while ensuring compliance with company standards and applicable regulations. Up to 25% travel within the United States is required.

Key Responsibilities

• Manage engineering activities for new and existing anaerobic digester and RNG projects across the United States.
• Provide technical oversight, troubleshooting, and process analysis to improve system performance, operations, and maintenance.
• Support equipment selection, project estimating, scope development, budgeting, and project planning activities.
• Review vendor quotes, equipment specifications, and engineering deliverables to ensure proper design, sizing, and project compatibility.
• Identify and resolve gaps related to equipment, controls, materials, and third-party engineering deliverables.
• Provide design guidance and technical documentation for OEM equipment and project systems.
• Develop and maintain standard operating procedures (SOPs), technical documentation, and project records.
• Coordinate and manage third-party engineering services to support successful project execution.
• Collaborate with Project Managers and field teams to deliver projects safely, on schedule, within scope, and within budget.
• Communicate regularly with project owners, subcontractors, vendors, and internal stakeholders regarding project status, risks, and progress.
• Maintain compliance with company policies, safety standards, licensing requirements, and applicable regulations.
• Support customer relationships through professional communication and responsive technical support.
• Travel to project sites nationwide to provide project development assistance, technical oversight, and field support.
• Promote a collaborative, professional, and team-oriented work environment while supporting operational and project goals.
• Perform additional duties as assigned.

Qualifications

• Strong analytical, troubleshooting, communication, and organizational skills.

• Proficiency with Microsoft Office and CAD software, including AutoCAD and Plant 3D.

• Knowledge of mechanical and process calculations, including pipe flow, heating/cooling, and heat/material balances.

• Strong project management and vendor coordination experience.

• Knowledge of anaerobic digestion, biogas, and RNG systems.

• Ability to identify cost-saving opportunities and operational efficiencies.

• Professional, collaborative, and customer-focused approach.

Minimum Requirements

• Bachelors degree in Engineering (Chemical, Mechanical, or Environmental preferred).

• Active Professional Engineer (PE) license.

• 5+ years of experience with anaerobic digestion and RNG systems.

• Dairy industry experience preferred.

• Valid drivers license with acceptable driving record.

• Ability to pass a drug test.

Working Conditions

• Primarily office-based with travel to project sites.

• Site visits may involve outdoor work, ladders, and stairs in varying weather conditions.

• Reliable high-speed internet required.

This is a Job Summary; full Job Description provided upon request.

Location

Remote within California, Colorado, Florida, Georgia, Idaho, Iowa, Kansas, New Mexico, Nevada, Texas, Washington, Wisconsin, or Wyoming.

How to Apply

Submit your application and resume via the Regenis website: regenis.net/careers

EEO Statement

Regenis is an Equal Opportunity Employer and welcomes different perspectives. We recognize that the best way we can serve our diverse communities is to have those communities represented in our workforce. Regenis doesn't discriminate against, nor tolerate harassment by any person, including co-workers, supervisors, or third parties, based on any Protected Characteristics. Creating an inclusive and professional environment where employees feel comfortable, safe, and free from inappropriate and disrespectful conduct allows our employees to flourish and effectively collaborate. We take policy violations very seriously at all stages of the employment lifecycle. If you feel that you have been discriminated against in the application or hiring process, please contact us so that we can resolve any issues.

Disclaimer

Applicants may be subject to a background check. Employees in this position must be able to satisfactorily perform the essential functions of the position. If requested, Regenis will make every effort to provide reasonable accommodations to enable employees with disabilities to perform the positions essential job duties. As markets change and the Company grows, job descriptions may change over time as requirements and employee skill levels evolve. With this understanding, Regenis retains the right to change or assign other duties to this role.

Application Deadline

Regenis accepts applications on a rolling basis.

Even if your qualifications dont match our criteria exactly, we welcome you to apply if you have an interest and feel you would be able to succeed in this position. We have found that people with a diversity of backgrounds and variety of experiences in our workforce creates a more rewarding, dynamic, and effective work life.