Job description
PurposeEnergy is seeking an Operations Engineer who will optimize our sustainable resource recovery facilities to operate safely, efficiently, reliably, and in compliance with all regulatory requirements.
Your primary focus will be to own day-to-day technical performance across our operating facilities, maximizing energy generation, leading troubleshooting, and utilizing operational data to improve uptime. In your first year, you'll work closely with construction and commissioning teams on plant handovers and help shape the SOPs that scale across facilities.
Key Responsibilities
- Monitor and optimize plant performance including biogas production, digester health, and energy output
- Troubleshoot operational issues and implement corrective actions to minimize downtime
- Develop and maintain standard operating procedures (SOPs) and maintenance protocols
- Collaborate with construction and commissioning teams during plant startup and handover
- Collaborate with project and process engineering teams to translate operational learnings to designs for future operating plants
- Support preventive and predictive maintenance programs across operating facilities
- Analyze operational data to identify trends, inefficiencies, and improvement opportunities
- Ensure compliance with environmental, safety, and regulatory requirements
- Project manage capital improvement projects across operating facilities, including scope development, contractor coordination, and execution through commissioning and handover
- Provide technical support and training to plant operators
- Prepare operational reports and present findings to senior leadership
- Update P&IDs to reflect as-built conditions and modifications
Required Skills & Experience
- Bachelor's Degree in Mechanical, Chemical, Environmental, or related Engineering field
- 7+ years of experience in wastewater plant operations, physical/chemical/biological wastewater treatment, and/or bioenergy generation.
- Project management of full-scale upgrades, debottlenecks, and other capital projects
- Experience with major industrial projects, preferably resource recovery facilities, biogas (and RNG) production, industrial food manufacturing, nutrient removal, and related treatment processes.
- Proficiency in reading and interpreting schematics, blueprints, and technical manuals.
- Strong prioritization skills with the ability to operate in a complex, rapidly changing business environment with tight schedules and demanding targets.
- Familiarity with SCADA systems and data monitoring tools
- Communicates technical concepts clearly to internal and external stakeholders.
- Strong problem-solving and analytical skills.
- Willingness to travel to plant sites as needed.
Compensation & Benefits
- Base salary $130,000 to $160,000 depending on relevant experience
- Eligible for bonus & Company equity plan
- Comprehensive benefits (healthcare, dental, vision, 401(k))
- Expense reimbursement for work-related travel
Location & Travel
- Based in our Headquarters in Salem, NH or Burlington, VT.
- Typical travel 25 to 50% based on location.
- Physical ability to lift and carry equipment weighing up to 50 pounds, climb ladders, and work in confined spaces.
PurposeEnergy is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national or ethnic origin, sex, sexual orientation, gender identity or expression, age, disability, protected veteran status, or other characteristics protected by law.
PurposeEnergy does not accept unsolicited resumes through or from search firms or staffing agencies. All unsolicited resumes will be considered the property of PurposeEnergy and PurposeEnergy will not be obligated to pay a placement fee.
Applicants must be authorized to work for any employer in the U.S. We are unable to sponsor or take over sponsorship of an employment visa at this time.
Pay & benefits
About this role
About PurposeEnergy LLC
Company Overview
PurposeEnergy LLC, a privately held company and portfolio company of Quinbrook Infrastructure Partners
HeadquartersSalem, United States
Founded2007
SizeApproximately 200 employees ranged in recent years (source: linkedin.com)
What They Do
PurposeEnergy LLC specializes in industrial waste-to-biogas solutions, focusing primarily on anaerobic digestion technology that converts organic waste streams from food and beverage producers into valuable resources such as biogas, reusable water, and nutrient-rich soil amendments (source: purposeenergy.com). Their biogas outputs are versatile, serving industrial heat needs, renewable electricity generation, or refinement into Renewable Natural Gas (RNG), tailored to customer and site-specific requirements (source: purposeenergy.com). The company operates as a vertically integrated developer and operator, not only designing and building anaerobic digestion facilities but also owning and managing them, which distinguishes it from pure engineering vendors (source: purposeenergy.com). Their core market includes industrial food and beverage manufacturers with process wastewater and organic residuals requiring sustainable waste treatment and resource recovery solutions (source: purposeenergy.com). Over the past 15 years, PurposeEnergy has developed, owned, and operated multiple projects that convert waste into renewable energy, emphasizing sustainability and circular economy principles (source: purposeenergy.com).
Projects & Track Record
PurposeEnergy’s project portfolio includes multiple anaerobic digestion facilities developed and operated over the last 15 years, focusing on converting industrial organic waste into biogas and other valuable outputs (source: purposeenergy.com). A flagship project is the St. Albans, Vermont renewable energy facility, which opened in May 2025 as a state-of-the-art anaerobic digestion plant developed in partnership with Ben & Jerry’s Ice Cream (source: purposeenergy.com). This facility represents a significant milestone in PurposeEnergy’s waste-to-energy platform, showcasing their ability to deliver advanced renewable energy solutions tailored to large-scale food and beverage industry clients (source: purposeenergy.com). While detailed capacity and project-by-project data are not publicly listed, the company’s long-term operational experience underlines its expertise in industrial wastewater treatment and biogas production (source: purposeenergy.com).
Recent Developments
In April 2023, Quinbrook Infrastructure Partners announced its acquisition of PurposeEnergy, positioning the company as a key US-based renewable fuels and biogas specialist focused on sustainable waste solutions for the food and beverage sector (source: purposeenergy.com). Following this acquisition, PurposeEnergy marked a major expansion milestone with the grand opening of its St. Albans anaerobic digestion facility in May 2025, developed in partnership with Ben & Jerry’s Ice Cream, highlighting its growing footprint in renewable energy infrastructure (source: purposeenergy.com). The company continues to maintain active corporate and media engagement into 2026, updating its business descriptions and facility information to reflect ongoing developments (source: purposeenergy.com).
Working There
PurposeEnergy offers career opportunities primarily in project delivery, business development, and industrial process roles, reflecting its multidisciplinary operational focus (source: indeed.com). Current job postings include Project Manager positions responsible for overseeing design-build construction teams, managing detailed design, budgeting, scheduling, contract and design management, equipment procurement, and construction oversight for new anaerobic digester projects based at the Salem headquarters with 30–50% travel requirements (source: indeed.com). Business Development Associate roles are also actively recruited, indicating a focus on expanding client relationships and market presence (source: indeed.com). The company’s work environment spans engineering, project management, operations, and customer-facing implementation, with expertise areas including industrial wastewater treatment, anaerobic digestion, water reclaim, nutrient recovery, and regulatory compliance (source: linkedin.com).
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