RNG Operations Technician — Dairy Digester Systems

Sentryusa

Watertown (SD)

On-site

USD 52,000 - 76,000

Full time

14 days+

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Benefits offered by this job

401(k) match

Dental insurance

Health insurance

Vision insurance

Life insurance

HSA

Paid time off

Professional development

Job summary

Sentry is seeking a dependable Renewable Energy Operator to oversee the operation, monitoring, maintenance, and optimization of anaerobic digester systems at large dairy operations in Watertown, SD. The role emphasizes reliability, biogas optimization, and environmental compliance.

This hands-on position requires mechanical and technical proficiency, independent problem-solving, and thorough recordkeeping. Sentry offers training, competitive benefits, and growth opportunities within renewable

Qualifications

Live within 1 hour of the facility.
Experience in mechanical, electrical, agricultural, industrial maintenance, or wastewater treatment preferred.
Strong troubleshooting and problem-solving abilities.
Ability to work independently and prioritize tasks.
Basic computer skills and ability to utilize monitoring software.
Strong communication and recordkeeping skills.
Knowledge of pumps, motors, VFDs, valves, instrumentation, and control systems preferred.
Willingness to work overtime and participate in on-call schedule.
Valid driver's license.

Responsibilities

Monitor and operate anaerobic digester systems and related equipment.
Track system performance including temperatures, pressures, gas production, feedstock volumes, and equipment status.
Perform preventative maintenance on pumps, motors, mixers, valves, separators, and associated equipment.
Troubleshoot and repair mechanical and operational issues.
Respond to alarms and equipment failures in a timely manner.
Collect samples and monitor biological process performance.
Maintain accurate operational, maintenance, and compliance records.
Coordinate with service technicians, contractors, and farm personnel as needed.
Ensure compliance with environmental regulations and safety standards.
Maintain a clean and organized work environment.
Participate in on-call rotations and emergency response activities when required.
Assist with startup, shutdown, and optimization of digester processes.