Maintenance Supervisor

Job Title: Maintenance Supervisor

Reporting To: Maintenance Manager

Location: Madisonville TX

Our simple vision is to be the best integrated mushroom company in North America by efficiently delivering superior value to our customers and consumers. We do that by creating long-term value for customers, teammates, suppliers, and the communities in which we operate. We work intentionally toward that vision with a collaborative team foundation. Our principles of trust, respect, integrity, shared vision, empowerment, teamwork, accountability, and continuous improvement spur our actions every day as we work to achieve our purpose.

At the heart of our culture is a group of individuals who dedicate themselves to their work and each other day in and day out. That’s why we invest in enhancing the lives in the communities around Monterey Mushrooms locations. In our hearts, we’re humble farmers. We’re proud of our continent-wide reach from Monterey Mushrooms locations across North America — from coast to coast and Mexico — focused on our company purpose of Enhancing People’s Lives. For more information, please visit our website.

Paine Schwartz Partners (PSP) is a global sustainable food-chain investment private equity firm based in California and New York. The firm invests in middle-market companies across North America and Europe. PSP is exclusively focused on investing in food and agribusiness companies and brings a collaborative and active management approach to its portfolio companies.

Over the past 20+ years, PSP (together with certain predecessor and related entities) has invested $5.7 billion of equity capital across 87 food and agribusiness investments (including 31 platform transactions), representing over $10.0 billion of total transaction value. Currently, the fund’s portfolio is comprised of 17 food and ag companies and a total of $6.5 billion in AUM. PSP recently held its final closing for Fund VI at $1.7 billion, which was above its original target of $1.5 billion and 17% bigger than its previous $1.4 billion Fund V.

Of any industry, we believe food and agribusiness presents perhaps the greatest opportunity to simultaneously create value and drive positive impact through responsible investment practices. PSP is committed to addressing imminent challenges facing the food and agriculture sector by championing companies that provide innovative solutions around food security, economic growth, human rights, positive environmental impacts and health products. With an intensive focus on Sustainability & ESG, we are a proud signatory to the Principles for Responsible Investment, the global leading proponent of incorporating ESG factors in investment decisions and processes. To this end, these investments are deeply aligned with the United Nations Sustainable Development Goals (SDGs), such as zero hunger, clean water and sanitation and climate action, among many others. Monterey Mushrooms is a portfolio company of Paine Schwartz Partners, who invested in the business in May 2022. For more information on Paine Schwartz Partners, please visit

Why join Monterey Mushrooms?

Monterey Mushroom is a national leader in mushroom farming and food production, with facilities that integrate agriculture, food safety, and advanced maintenance practices. At our Madisonville site, the Maintenance Department plays a critical role in supporting uptime and reliability across growing, utilities, and packaging operations. We are seeking a dedicated and organized Maintenance Parts Room Coordinator to help drive performance through efficient inventory and support operations.

We are seeking a highly motivated Maintenance Supervisor to lead an assigned maintenance team at our Madisonville, TX facility. This role is responsible for overseeing daily maintenance activities, ensuring safe and efficient equipment operation, managing work order compliance in JD Edwards, and driving preventive maintenance performance.

The Maintenance Supervisor acts as a critical link between Maintenance Technicians, Area Foremen, and the Maintenance Manager—coordinating priorities, enforcing SOPs, and fostering a culture of continuous improvement, accountability, and safety.

What do we expect?

Key Responsibilities

Team Leadership & Coordination

Lead daily shift-start huddles to review staffing, assignments, safety topics, and critical priorities.

Verify attendance, escalate coverage gaps, and adjust resources as needed.

Review prior day recap reports to identify unresolved issues and performance trends.

Allocate work orders in JD Edwards according to technician skill sets and plant priorities.

Maintain strong cross-functional communication with Production, Engineering, and Planning.

Work Order & PM Oversight

Audit at least two (2) work orders daily for accuracy in labor, parts, and documentation.

Approve technician time entries and ensure proper work order closeouts each shift.

Complete at least one (1) PM evaluation per week using the PM Evaluation Checklist.

Ensure adherence to the Downtime Escalation Plan, escalating events over one (1) hour to the Maintenance Manager.

Reporting & Compliance

Submit a Daily Recap Report with work completed, issues, staffing updates, audits, parts usage, and escalations.

Conduct daily 5S inspections of assigned areas and follow up on corrective actions.

Ensure compliance with OSHA, FDA, EPA, and Monterey Mushroom safety standards.

Weekly & Monthly Leadership Duties

Participate in weekly leadership and RCA meetings, following up on assigned actions.

Hold weekly 1-on-1 check-ins with Area Foremen to review team performance and development.

Update technician records in the Maintenance Skill Matrix monthly.

Conduct monthly safety walks and hazard reviews in assigned areas.

Identify training gaps and submit development recommendations to the Maintenance Manager.

What we are looking for?

Minimum 3–5 years of maintenance supervision or leadership experience in manufacturing.

Strong technical knowledge of preventive and corrective maintenance processes.

Proficiency with CMMS systems (JD Edwards preferred).

Excellent organizational, problem-solving, and communication skills.

Proven ability to lead, coach, and develop technical teams.

Experience in food production or agriculture-based manufacturing.

Familiarity with Root Cause Analysis (RCA), PM optimization, and maintenance KPIs.

Working knowledge of regulatory compliance standards (OSHA, FDA, EPA).