Senior Process Engineer

AD Energy Recruitment; Reynolds (IN); On-site; USD 95,000 - 130,000; Full time

Job summary

AD Energy Recruitment is seeking a Senior Process Engineer for an Indiana RNG facility. This hands-on, site-based role focuses on improving plant performance, reliability and efficiency in RNG production, power generation and solids separation.

You will own process improvements, partner with operations, and drive uptime and continuous improvement across the plant while working on live operations and growth projects.

Qualifications

• Bachelor's degree in Engineering.
• 5+ years of relevant process engineering experience.
• Experience in renewable energy, power generation, oil & gas, manufacturing or wastewater treatment.
• Strong analytical and troubleshooting skills.
• Ability to analyse operational data and identify trends.
• Excellent written and verbal communication.

Responsibilities

• Monitor key process variables (flow, temperature, pressure).
• Track process KPIs and troubleshoot performance.
• Develop operating envelopes and process documentation.
• Create and maintain Standard Work and FMEAs.
• Support PSM, PHA, HAZOP/HAZCOM and MOC programmes.
• Conduct RCA following failures and deviations.
• Identify uptime, SCADA and automation improvement opportunities.
• Lead continuous improvement initiatives across the facility.
• Support future expansion projects.

Skills

Process troubleshooting

Data analysis

Problem solving

Communication

Team collaboration

Education

Bachelor's degree in Engineering

Job description

Senior Process Engineer – Renewable Natural Gas

Location: Reynolds, Indiana

Job Type: Full-Time

About the Role

AD Energy is partnering with a growing organisation within the renewable natural gas and waste-to-value sector to recruit a Senior Process Engineer for its Indiana facility.

This is a hands-on, site-based engineering role focused on improving plant performance, process reliability and operational efficiency. You will work closely with operations, taking ownership of process improvements and helping maximise uptime, efficiency and overall plant performance across RNG production, power generation and solids separation processes.

Key Responsibilities

• Monitor key process variables including flow, temperature and pressure
• Track process KPIs and troubleshoot production and equipment performance
• Develop operating envelopes and process documentation
• Create and maintain Standard Work, Reaction Plans and FMEAs
• Support PSM, PHA, HAZOP/HAZCOM and Management of Change (MOC) programmes
• Conduct Root Cause Analysis (RCA) following equipment failures and process deviations
• Identify opportunities to improve equipment uptime, SCADA and process automation
• Lead continuous improvement initiatives across the facility
• Optimise processes to reduce waste, improve efficiency and maximise system uptime
• Support future business, plant and product expansion projects

Experience & Qualifications

• Bachelor's degree in Engineering
• 5+ years of relevant process engineering experience
• Background within renewable energy, power generation, oil & gas, manufacturing, pharmaceutical or wastewater treatment
• Strong process troubleshooting and analytical capabilities
• Comfortable analysing operational data and identifying trends
• Strong critical thinking and problem-solving skills
• Self-motivated with the ability to work both independently and as part of a team
• Strong written and verbal communication skills

Why Apply?

This is an opportunity to join a growing renewable energy operation where you can have a direct impact on plant performance. Rather than being purely design-focused, you'll be working closely with live operations, solving real process challenges and driving improvements across an established RNG facility.