Wastewater Infrastructure Manager

Infrastructure Manager – Regional Wastewater Reclamation Department Classification: Wastewater Infrastructure Manager (1199) – a leadership role focused on overseeing industrial process infrastructure for a large wastewater utility. Salary Grade 17. Responsibilities Maintain, troubleshoot, and resolve complex industrial electrical issues and ensure compliance with safety regulations, codes, and standards for systems >480V. Diagnose and service transformers, variable frequency drives, and distribution systems. Maintain and troubleshoot biogas and central thermal utility systems (steam, hot water, chilled water, compressed air, biogas, natural gas). Direct and coordinate maintenance, repair, and upgrades of plant infrastructure, including buildings, pumping stations, pipelines, mechanical and electrical systems, and biogas upgrading equipment. Provide leadership, training, and mentorship to technical and maintenance staff. Develop and implement preventive and predictive maintenance programs to achieve high availability and reliability. Ensure facility compliance with safety and environmental regulations through inspections and risk assessments. Manage capital projects for infrastructure expansion, upgrades, and modernization within scope, schedule, and budget. Collaborate with process engineers, operations staff, and regulatory agencies to identify energy‑efficiency and sustainability improvements. Develop and manage the infrastructure budget, including capital expenditures and long‑term asset replacement planning. Oversee contractors and vendors, reviewing proposals and monitoring performance for quality. Maintain accurate records of infrastructure performance, work orders, and equipment history. Minimum Qualifications Bachelor’s degree in engineering or a closely related field. At least four (4) years of progressively responsible experience in water/wastewater operations, project management, industrial facility operations and maintenance, or engineering/technical consulting in the water/wastewater industry, including two (2) years at a supervisory or management level. Or four (4) years with Pima County as a Wastewater Planning Manager, Wastewater Maintenance Supervisor, or related position, including one year of supervisory experience. Preferred Qualifications Minimum five (5) years operating chillers and boilers in an industrial central plant setting. Professional certifications, licenses, or specialized training in boiler and chiller operations and building automation systems. Minimum four (4) years of relevant experience in mechanical system design and operation of industrial facility management. Experience interpreting technical drawings and specifications for heat exchangers, chillers, and boilers, and ability to conduct root‑cause analysis for recurring system issues. Direct experience working with flammable and pressurized gas systems. Licenses and Certificates Valid driver licence required at time of application. Valid AZ driver licence required at time of appointment. Subject to a 39‑month DOT Motor Vehicle Record review. Some positions require a valid Arizona ClassD driver licence prior to completion of a probation period. Physical/Sensory Requirements Hearing: Ability to respond to equipment alarms. Speaking: In‑person, telephone, or radio communication. Vision: Ability to operate motor vehicles. Post‑job offer physical and/or drug screen, which may include a respirator fit test. EEO Information Pima County Government is an Equal Employment Opportunity employer and is committed to a diverse and inclusive workforce. The County does not discriminate on the basis of race, color, religion, national origin, age, disability, gender, sexual orientation, kinship, political interest, or any other characteristic protected by law. #J-18808-Ljbffr