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Plant Manager

Date: Oct 19, 2021

Location: Corona, CA, CA, US, 92878

Company: Glanbia

Plant Manager

Supervisor’s Title:           Vice President, Specialty Operations

Department:                     Operations

Exempt Status:                 Salary Exempt


Job Summary

The Plant Manager is accountable for the safe, cost-effective, and efficient operation of manufacturing Aseptic Beverages, while in full compliance with current Good Manufacturing Practices and GPS principles, quality policies and standards.  This position ensures network and market demands are met, safely, in adequate time and quantities, always seeking for balance between quality, competitive cost and time for manufacturing. The Plant Manager supervises and coordinates activities such as Branding, Blow molding, Prototypes, Stability, Flavors and Concepts for the production facility.


Essential Functions

  • Create an environment of strong team spirit, timely and effective communications, sense of urgency, high motivation and inspire teams to achieve goals in the immediate and longer term.
  • Be an active and visible change agent, promoting flexible and open mindsets to new opportunities.
  • Establish strategic goals and objectives and maintain full strategic responsibility for aseptic product manufacturing operations.
  • Drive collaboration within site and across network activities, cross-functional planning, and decision making.
  • Accountable for overall budget and financial performance of Aseptic product manufacturing operations.
  • Proactively promote positive Safety Culture and GMP operating principles.
  • Continuous improvement of manufacturing procedures and related equipment in collaboration with Production, Engineering and Quality.
  • Participate in the development of manufacturing, productivity, and financial goals and manage operations so that all departmental and site goals are met.
  • Ensure GMP compliance and inspection readiness for product manufacturing operations at all times. Actively support internal and external inspection activities.
  • Ensure that staff are appropriately trained and qualified for the activities they perform.
  • Support the development of the production plan for aseptic product manufacturing and ensure conformance with production schedules.
  • Continuously monitor deviations in the area of responsibility and define and implement sustainable measures to reduce deviations. Promote problem identification and a culture of proactive problem prevention.
  • Coach and develop supervisors and junior staff via effective development planning. Manage the performance planning process for all direct reports. Coordinate department level hiring and staffing plans. 
  • Optimize production operations through the startegic management of personnel, operational and mechanical resources.
  • Identify on-going opportunities for improvement that enables the facility to develop to its optimum profit potential and decrease the cost of production.
  • Lead daily operations and AM pillars. 
  • Utilizes GPS processes, driving zero losses and upholds the culture of non-negotiables.


Additional Functions

  • Perform other duties as assigned.



  • Requires a Bachelor’s degree in a science or engineering discipline. Seven to ten years of related production experience or a combination of education and experience.
  • Ability to prioritize tasks and handle multiple projects simultaneously and delegate assignments to others.
  • Ability to read, analyze, and interpret common scientific and technical journals, financial reports, and legal documents.
  • Ability to respond to common inquiries or complaints from customers, regulatory agencies, or members of the business community.
  • Ability to write speeches and articles for publication that conforms to prescribed style and format. Ability to effectively present information to top management, public groups, and/or boards of directors.
  • Ability to work with mathematical concepts such as probability and statistical inference, and fundamentals of plane and solid geometry and trigonometry.
  • Demonstrated use of intermediate computer operations (basic programming in 3rd and 4th generation languages, relational databases, and operating systems) and intermediate software packages, word processing, spreadsheet, graphics, etc.
  • Ability to apply concepts such as fractions, percentages, ratios, and proportions to practical situations.
  • Ability to define problems, collects data, establishes facts, and draw valid conclusions. Ability to interpret an extensive variety of technical instructions in mathematical or diagram form and deal with several abstract and concrete variables.
  • Comply with all safety policies, practices and procedures. Report all unsafe activities to supervisor and/or Safety Department.
  • Proficient personal computer skills including electronic mail, record keeping, routine database activity, word processing, spreadsheet, graphics, etc.
  • Participate in proactive team efforts to achieve departmental and company goals
  • Provide leadership to others through example and sharing of knowledge/skill


Typical Physical Activity

Physical Demands

  • Regularly involves sitting, talking or listening and the use of hands and fingers.
  • Frequently standing and walking.
  • Occasionally involves reaching with hands and arms.

Physical Requirements

  • Must be able to lift and carry items weighing up to 50 pounds.
  • Manual dexterity sufficient to reach/handle items, works with the fingers, and perceive attributes of objects and materials.
  • Involves sedentary physical activity performing non-strenuous daily activities of a primarily administrative nature.


Typical Environmental Conditions

  • May be exposed to moderate noise levels (i.e. office equipment or light traffic).
  • May be exposed to the risk of electrical shock, toxic fumes and extreme heat.


Travel Requirements

    • Minimal overnight travel (up to 10%) by land and/or air.



Must perform the essential duties and responsibilities with or without reasonable accommodation efficiently and accurately without causing significant safety threat to self or others.  The above statements are intended to describe the general nature and level of work being performed by employees assigned to this classification.  They are not intended to be construed as an exhaustive list of all responsibilities, duties and/or skills required of all personnel so classified.



At Glanbia, we celebrate diversity, because we know that our individual strengths make us stronger together. We welcome and encourage interest from a wide variety of candidates, and we will give your application consideration, without regard to race, color, religion, sex, sexual orientation, gender perception or identity, national origin, age, marital status, or disability status. 


At Glanbia our culture will celebrate individuality, knowing that together we are more.

Nearest Major Market: Corona
Nearest Secondary Market: Los Angeles