Purchasing Supervisor

Salary : $100,514.64 - $143,112.00 Annually
Location : Irvine, CA
Job Type: Full-Time Regular
Job Number: 00994
Department: Purchasing
Opening Date: 10/23/2025
Closing Date: Continuous

GENERAL DESCRIPTION
Irvine Ranch Water District is currently accepting applications for a Purchasing Supervisor in the Purchasing Department.

Applications will be accepted on a continuous basis until a sufficient number of qualified applications have been received or until filled. The deadline for the first review of applications is 10:00 AM on November 17, 2025. Qualified candidates are encouraged to submit applications early. Candidates who submit applications after the first review deadline are not guaranteed to be considered for this recruitment. This recruitment may close at any time without notice after the first review deadline.
The District

Irvine Ranch Water District (IRWD) is a progressive, values-driven agency, with an international reputation for its leading-edge financial management practices, water recycling program, water use efficiency practices, water banking, urban runoff treatment, and energy generation and storage. Established in 1961 as a California Water District under the provisions of the California Water Code, IRWD is an independent special district serving central Orange County. IRWD provides high-quality drinking water, reliable sewage collection and treatment, ground-breaking recycled water programs, and environmentally sound urban runoff treatment to its customers. As an independent, not-for-profit public agency, IRWD is governed by a publicly elected five-member Board of Directors. The Board is responsible for the District's policies and decision-making. Day-to-day operations are supervised by the General Manager. Additional information can be found at the District's website: www.IRWD.com.
IRWD ValuesIrvine Ranch Water District believes that its values drive the character, culture, and capacity of our organization. IRWD was built on values, and we weave them into the fabric of everything we do. Values are the ingredients in our recipe for both institutional and individual success. They are a code of conduct to promote positive outcomes for others and ourselves. They are more than words on a wall or a website. We live by them every day. We pledge to keep them relevant in an ever-changing world.
IRWD's employees enjoy working in a safe, supportive, and nurturing environment where they form strong bonds with fellow employees. To ensure effective communication and promote a collaborative team environment, employees report to work each day in the office or in the field, depending on their positions.
The Position

Under direction, supervise, plan and coordinate certain activities and operations of Purchasing and Warehouse operations. Manage and organize Oracle and Maximo work order system integration. Process Purchase Requisitions and Purchase Orders for assigned buying departments. Participate in development and implementation of goals, objectives, and policies for Purchasing and Warehouse operations. Assist with technical support and provide information to departments related to Purchasing issues including utilization of the District's computer financial system.
SUPERVISION RECEIVED AND EXERCISED
Receives general supervision from assigned supervisory or management personnel. Exercises direct supervision over staff.

DISTINGUISHING CHARACTERISTICS

The Purchasing Supervisor is distinguished from the Buyer series positions by the following:

• Supervises Warehouse functions and Maximo work order system integration.
• Coordinates Maximo reporting requirements into purchasing and inventory modules.
• Coordinates and manages complex purchasing contracts and projects.
• Manages Purchasing Department in manager's absence.

ESSENTIAL DUTIES AND RESPONSIBILITIES
Directs activities of warehouse functions, including shipping and receiving, inventory levels, multiple inventory locations and material replacement. Administers daily the computer inventory system, including posting materials received to and distributed from inventory, as well as overall monitoring of Oracle and Maximo work order system integration and operation.
Assists in the development and implementation of goals, objectives, policies and priorities for assigned programs; update Purchasing manual and procedures in accordance with District procurement policy, rules, regulations, and guidelines.
Plans, organizes, leads, trains and evaluates performance of assigned staff.
Conducts bi-annual warehouse physical inventory, reconciles discrepancies between physical counts and computer records.
Maintains recordkeeping and issuance of emergency repair materials for the District's Emergency Preparedness Program, including purchasing, storage and maintenance of critical items. Serves as Logistics Chief during declared emergencies.
Works with Information Services to design, evaluate, and develop detailed user requirements and enhancements to purchasing modules of the District's computer financial system; defines user trainer and implementation needs; implements system changes.
Manages multiple inventory warehouses for Oracle and Maximo support. Writes and awards contracts per IRWD policies and procedures.
Subject matter expert for Oracle iProcurement, Purchasing, Inventory and Maximo modules, as well as other systems that may be implemented.
Oversees District-wide employee uniform program.
Attends and participates in professional group meetings, stays abreast of new trends and innovations in the field of Purchasing and Warehouse Management.
Department representative for IRWD Standard Specifications Committee. Administers implementation of standard specifications materials as it relates to the purchase of those materials for inventory.
Solicits and interviews new suppliers per supplier assessment process.
Acts as Purchasing Manager in his/her absence.
Comply with safety work-related practices and attend relevant safety training.
Perform other related duties as assigned.
Disaster Service Worker: In accordance with Government Code Section 3100, Irvine Ranch Water District employees, in the event of a disaster, are considered disaster service workers and may be asked to respond accordingly.

MINIMUM QUALIFICATIONS
Education and Experience:

Any combination of training and experience that would provide the required knowledge, skills, and abilities is qualifying. A typical way to obtain the required qualifications would be:
Education: Bachelor degree in Business Administration or related field required.
Experience: Five (5) years in purchasing and warehousing experience and experience performing lead or supervisory duties.
Knowledge of:

• Organization and management practices as applied to the development, analysis, and evaluation of programs, policies, and operational needs of the assigned area of responsibility.
• Principles and techniques for working with groups and fostering effective team interaction to ensure teamwork is conducted smoothly.
• Administrative principles and methods including research for strategic goal setting, program development and implementation.
• Modern principles, practices, and methods of public agency purchasing and contract negotiations, including competitive bidding procedures.
• Principles and practices of inventory management and control.
• Materials, supplies, and equipment commonly used in the construction, operation, and maintenance of a water and wastewater utility.

Ability to:

• Analyze, interpret, summarize, and present technical information and data in an effective manner.
• Make accurate advanced mathematical and statistical computations.
• Establish and maintain a variety of filing, record keeping, and tracking systems.
• Prepare clear and concise reports, correspondence, documentation, and other written materials.
• Understand, interpret, and apply all pertinent laws, codes, regulations, policies and procedures, and standards relevant to work performed.
• Use tact, initiative, prudence, and judgment within general policy and procedural guidelines.
• Organize work, set priorities, meet critical deadlines, and follow-up on assignments.
• Communicate clearly and concisely, both orally and in writing, using appropriate English grammar and syntax.
• Establish, maintain, and foster positive and effective working relationships with those contacted in the course of work.
• Effectively use computer systems, software applications relevant to work performed, and modern business equipment to perform a variety of work tasks.

ADDITIONAL INFORMATION
PHYSICAL DEMANDS

Regularly required to sit, walk, bend, stoop and stand. Occasionally required to lift up to 50 lbs. Must be able to sit for extended periods of time while performing tasks at a desk or workstation. Finger dexterity is needed to access, enter, and retrieve data using a computer keyboard, typewriter keyboard, or calculator and to operate standard office equipment. This may involve repetitive hand movements for extended periods. Ability to reach for documents, supplies, or equipment at varying heights (within a standard office environment) and grasp them, including the use of filing cabinets or shelves. This is primarily a sedentary office classification, although standing and walking between work areas may be required. Occasional standing is required, such as when presenting. Some bending or stooping may be necessary to retrieve files or materials from lower shelves or desks. Good vision is necessary for reading documents, working with computer screens, and performing tasks that require fine detail. Ability to hear in a standard office environment for communication, phone calls, and meetings. Frequent verbal communication with team members, clients, and other stakeholders, including both in-person and virtual meetings, requiring clear speech and hearing. Occasional travel may be required to other worksites or conferences for meetings, training, or other work-related activities. The job may require sustained concentration, problem-solving, and decision-making skills. The employee should be able to manage work-related stress in a fast-paced environment.
These physical demands may vary depending on the specific duties and expectations of the position.
ENVIRONMENTAL CONDITIONS

Noise level is generally equivalent to a typical office environment. The office is maintained at a comfortable room temperature. The office is equipped with air conditioning and ventilation systems designed to maintain comfortable indoor air quality. The work area is equipped with adequate artificial lighting, supplemented by natural daylight from windows where available. The employee will work primarily at a desk, using a computer and other office equipment. The office complies with standard safety regulations, including the use of fire exits, first aid kits, and emergency procedures. Employees are expected to adhere to safety guidelines. The office environment is free from significant environmental hazards such as chemicals, heavy machinery, or extreme weather conditions. Occasional visits to construction sites where noise level may be higher than typical office environment. The ability to work in an environment which may expose employee to hazardous materials and environment.
IMPORTANT APPLICATION INFORMATION AND INSTRUCTIONS

All applicants are required to complete and submit a District application form online and answer the supplemental questionnaire. Stating "See Resume" is not an acceptable substitute for a completed application. Resumes or faxed copies will not be accepted in lieu of the District online application. To apply, click on the "Apply" link located at the top of this page.
New users must create an account first. Click on this link for instructions on how to set up your account and apply for the first time:
Applications will be reviewed by the Human Resources Department and the subject matter expert. Those applicants possessing the most pertinent qualifications will be invited to continue in the selection process, which will include:

Oral Interview Examination (tentatively scheduled for December 2, 2025): will evaluate the candidates' experience, training, education, and abilities in relation to those factors which are essential for successful performance on the job.
Communication regarding your application and/or status will be sent to the email address listed on your application. Please check your email regularly throughout the recruitment process as you will not receive communications by any other method.Equal Opportunity EmployerIrvine Ranch Water District is an Equal Opportunity Employer and provides reasonable accommodations to qualified individuals with disabilities. If you consider yourself a person with a disability, you may contact the Human Resources Department for a reasonable accommodation.
IRWD offers a comprehensive benefits package for eligible employees and their eligible dependents. These benefits include the following: retirement benefits; medical, dental, vision, and life insurance; and a variety of other benefits. Benefits may vary based on employment status. This benefits overview is intended to be a summary, is not intended to be all-inclusive, and may not be applicable to all employees.

Retirement
Employees hired on or after January 1, 2013:
The District, in compliance with the California Public Employees' Pension Reform Act of 2012 (PEPRA), implemented a third tier for new employees hired on or after January 1, 2013. New employees hired on or after January 1, 2013 who have not been in PERS membership or in membership with a reciprocal retirement system within 6 months of hire date will receive benefits under the California Public Employees Retirement System at a 2 percent at age 62 formula. This formula gradually increases to a maximum benefits of 2.5 percent at age 67. Final compensation calculations will be based on the highest three-year average of regular recurring pay. The District pays the employer's share of these costs. The employee share of the pension cost of 7.50% is paid in full by the employees hired under this formula.

Employees hired on or after September 29, 2012 or "Classic" PERS members hired on or after January 1, 2013:
On September 24, 2012, the IRWD Board of Directors approved the addition of a second tier to the CalPERS retirement benefits. New employees hired on or after September 29th through December 31, 2012, and employees hired on or after January 1, 2013 who have been in PERS membership or in membership with a reciprocal retirement system, will receive benefits under the California Public Employees Retirement System at 2 percent at age 60 formula. This formula gradually increases to a maximum benefit of 2.418% at age 63. The District pays the employer share of these costs and the employee share of the pension cost of 7% is paid in full by the employees hired under this formula. Final retirement compensation calculations are based on the highest three-year average of regular, recurring pay.

IRWD does not participate or pay into Social Security except for the Medicare portion.

Medical Insurance
IRWD contracts with CalPERS for medical insurance coverage. Employees may elect coverage from a variety of PPO and HMO plans. The employee and District contribution for health insurance varies by plan. Coverage is effective the first day of the month following the date of hire.

Dental Insurance
IRWD contracts with Delta Dental for dental coverage. IRWD pays 100% of the premium for dental coverage for eligible employees and their eligible dependents. Coverage is effective the first day of the month following the date of hire.

Vision Insurance
IRWD contracts with the EyeMed for vision coverage. IRWD pays 100% of the premium for vision coverage for eligible employees and their eligible dependents. Coverage is effective the first day of the month following the date of hire.

Life Insurance
Eligible employees are provided with life insurance coverage equal to three or four times their annual salary, depending on their level of compensation. Eligible dependents are also covered for a flat benefit amount. Coverage is effective the first day of the month following the date of hire.

Deferred Compensation
Participation in a deferred compensation plan is available through Empower Retirement. Enrollment is voluntary and contributions are employee-paid and subject to IRS limits. The District matches employee contributions up to 3% of base pay after 1 year of employment.

Paid Vacation
Eligible employees begin accruing vacation benefits at the rate of 80 hours per year for the first 5 years of employment. Employees accrue 120 hours per year after 5 years of employment and 160 hours per year after 10 years of employment.

Paid Holidays
The District offers 11 scheduled paid holidays plus one personal holiday per year.

Sick Leave
Eligible employees accrue 96 hours of sick leave annually.

Flexible Spending Accounts
Eligible employees may elect to participate in the District's Flex Advantage program. This program allows employees to deposit pre-tax dollars into special accounts to be used for a variety of purposes, including paying for qualified miscellaneous health care expenses and dependent care expenses. IRWD contracts with a third party administer to process payments from employee accounts using claim forms or a Flex Spending debit card.

Educational Assistance
The District will share in the pre-approved educational costs of tuition and books for employees who wish to attend college or take certification classes.
01

What is the highest level of education that you have completed?

• Did not graduate high school or obtain GED
• Graduated high school or equivalent (GED)
• Completed some college-level coursework or obtained Associate degree
• Obtained Bachelor's degree
• Obtained Graduate degree (Master's or PhD)

02

How many years of experience do you have in purchasing and warehouser?

• Less than one year
• 1 year
• 2 years
• 3 years
• 4 years
• 5 years
• 5 or more years

03

How many years of supervisory experience do you have?

• Less than one year
• 1 to less than 3 years experience
• 3 to less than 5 years experience
• 5 to less than 7 years experience
• 7 to less than 10 years experience

04

Please list any current certifications you have in procurement and purchasing. (Please ensure to attach your certifications to your application). If you do not have any certifications, please type N/A.
Required Question

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