Plant Manager
CRH Public
San Martin, CA · Posted October 9, 2026
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Pay compared with the market
This listing does not state pay. Across 134 open plant manager listings that state pay, the middle half runs $137,500 to $175,500 and the median is $155,000.
Listed pay is what employers advertise, not what people are paid.
About the job
Job ID: 528928
Oldcastle, a CRH company, is reinventing what's possible in building solutions. We are the leading provider of innovative outdoor living products and utility infrastructure solutions for the water, energy, and communications markets throughout North America. We're a trusted and strategic partner to engineers, contractors, distributors, specifiers, retailers, and homeowners alike as the manufacturer of precast concrete, polymer concrete, and plastic infrastructure products. Our portfolio of brands includes Oldcastle APG, Oldcastle Infrastructure, Belgard® hardscape, Echelon® Masonry, RDI® railing, Catalyst™ Fence Solutions, Sakrete® packaged concrete, Amerimix® mortar, Pebble Technology International® pool finishes, and Techniseal® sands and sealant technologies.
Job Summary
The Plant Manager is responsible for the overall plant operations, including all production and ensuring all employees strive to meet the standards set forth by the company for Safety, Quality, Efficiency, Preventative maintenance, and Bottom-line results.
Job Location
This is an onsite role based in San Martin, CA.
Job Responsibilities
Direct all plant manufacturing processes and ensure quality products while maintaining a safe work environment
Plan and direct the layout of equipment, workflow and workforce utilization as well as participating in the procurement of raw materials, supplies and other production needs
Planning and establishing work schedules, assignments and production sequences to meet production goals
Review production reports and profit-loss statements
Other duties and responsibilities related to the nature of the job may be assigned on a temporary or permanent basis as needed
Responsible for the day-to-day operations of all production employees
Provide leadership and direction for overall production in accordance with our vision and values
Inspire, train and coach team members on daily responsibilities, procedures, or process changes
Monitor performance of each team member and provide feedback
Work with Site Manager and Production Manager to improve manufacturing processes and ensure quality of products while maintaining a safe work environment
Plan and coordinate efficient use of employees, materials, and machine to meet business goals
Communicate necessary information and issues to employees and management
Job Requirements
Bachelor's degree and/or 5+ years as a plant manager in a similar industry or equivalent combination of education, training, and experience
Prior experience managing people in production, equipment, maintenance and/or quality control
Ability to interpret production reports and P&L statements
Strong background in maintenance with an understanding of process es and equipment
Proficient in MS Office suite, web-based data management tools and Internet applications
Excellent verbal and written communication skills
Physical requirements include lifting up to 50 lbs., extended standing, walking, sitting, bending, climbing, working inside and outside, and use of fall protection equipment
Able to perform job tasks in dusty, hot and/or cold working conditions
Must wear company provided personal protective equipment - earplugs, hard hat, safety boots/shoes*, and protective glasses
Compensation
$115,000 - $140,000
Opportunity for annual bonus
401(k) / retirement savings program
Short- term and long-term disability benefits
Life insurance
Health, Dental. And Vision insurance
Paid time off
Paid holidays
What CRH Offers You
Highly competitive base pay
Comprehensive medical, dental and disability benefits programs
Group retirement savings program
Health and wellness programs
An inclusive culture that values opportunity for growth, development, and internal promotion
About CRH
CRH has a long and proud heritage. We are a collection of hundreds of family businesses, regional companies and large enterprises that together form the CRH family. CRH operates in a decentralized, diversified structure that allows you to work in a small company environment while having the career opportunities of a large international organization.
If you’re up for a rewarding challenge, we invite you to take the first step and apply today! Once you click apply now, you will be brought to our official employment application. Please complete your online profile and it will be sent to the hiring manager. Our system allows you to view and track your status 24 hours a day. Thank you for your interest!
Oldcastle APG, a CRH Company, is an Affirmative Action and Equal Opportunity Employer.
EOE/Vet/Disability
CRH is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, status as a protected veteran or any other characteristic protected under applicable federal, state, or local law.
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