Field Service Manager

Expansa•Houston, TX

About The Position

Expansa Inc. is hiring a full-time Field Service Manager in North Houston, Texas. The role leads the daily operations and development of the Field Service department, supporting mobile reverse osmosis (RO) and deionization (DI) equipment. The manager ensures dependable technician coverage, equipment readiness, and safe, consistent service at customer sites nationwide. This is a hands-on leadership opportunity for an experienced technician ready to move into management, with responsibility for coordinating field operations, developing technicians, maintaining equipment, and delivering quality customer service. The schedule is Monday through Friday, 7:30 a.m. to 4:30 p.m.; occasional weekends may be required. Compensation is $28–$30 per hour, and extensive nationwide travel is required. The position requires performing essential field duties, with reasonable accommodation.

Requirements

2–4 years of industrial field service, refinery, chemical plant, utilities, or process equipment experience, with demonstrated ownership and readiness to lead others.
Practical knowledge of pumps, valves, piping, instrumentation, industrial process controls, and safe equipment troubleshooting.
Experience coordinating work, mentoring technicians, or serving as a lead technician.
Strong planning, customer communication, documentation, and problem-solving skills.
Valid driver’s license and ability to meet company driving requirements.
Willingness and ability to travel extensively nationwide and work occasional weekends.
Ability to perform essential field duties with reasonable accommodation.

Nice To Haves

RO, DI, filtration, or water treatment experience.
Formal management experience.
Technical degree or relevant training.

Responsibilities

Manage field schedules, dispatch, workload priorities, planned maintenance, emergency coverage, and customer site commitments.
Maintain primary and backup technician coverage for critical activities.
Train, coach, and assess technicians using documented qualifications.
Develop cross-training and backup coverage so essential work can be performed by multiple qualified technicians.
Coordinate mobilization, setup, commissioning, operator training, service visits, demobilization, and return inspections for RO trailers, DI trailers, and pods.
Confirm customer sites are ready before equipment deployment, including water supply and analysis, flow and pressure requirements, power, drainage, connections, chemical needs, access, and customer responsibilities.
Enforce operating limits, alarm and interlock requirements, startup procedures, chemical handling practices, personal protective equipment (PPE), energy isolation, and job safety planning.
Stop and escalate unsafe operations or requests to bypass safeguards.
Review operating records and troubleshoot flow, recovery, pressure, differential pressure, conductivity, pretreatment, dosing, pump, membrane, and resin performance.
Coordinate with Engineering, vendors, and qualified electrical personnel when needed.
Manage spare parts requirements, minimum stock levels, tooling, and equipment readiness inspections.
Coordinate purchasing with Procurement and inventory control with Warehouse.
Maintain accurate service reports, commissioning records, training acknowledgments, parts usage, and customer approvals.
Provide timely documentation to Customer Service and Accounts Receivable to support accurate billing.
Investigate recurring equipment failures and customer complaints, assign corrective actions, and confirm issues are resolved.
Monitor downtime, service backlog, labor utilization, and equipment availability.
Participate in hiring, provide performance feedback, and contribute to department planning.
Communicate service status clearly and escalate staffing, safety, and technical risks promptly.