
Building America's Infrastructure For 130+ Years
CalPortland stands as a premier building materials and construction solutions provider serving the Western United States and Canada since 1891. This privately held company employs 1,001-5,000 professionals across Arizona, California, Nevada, Oregon, Washington, and Western Canada, delivering comprehensive construction materials from its headquarters in Glendora, California.
Extensive Operations and Market Leadership
CalPortland operates one of the Western region's most comprehensive material supply networks:
- Over 60 ready-mix concrete plants
- Approximately 25 aggregate yards and plants
- More than a dozen cement plants and transfer terminals
- Three asphalt plants and five building materials distribution facilities
- Specialized construction services including road construction and earth moving for major clients like CalTrans
Unmatched Sustainability Leadership
CalPortland has earned 20 consecutive years of US EPA ENERGY STAR recognition (2005-2024)-an achievement unmatched by any other U.S. building materials company. The company is committed to advancing sustainable materials and renewable technologies, solving tomorrow's challenges today.
Comprehensive Employee Support
Benefits Package
- Medical, dental, and vision coverage with low-cost family premiums
- Company-paid life/AD&D insurance and short-term disability
- Paid sick leave, vacation, and holiday time
- 401(k) and company-funded pension programs
- Employee Assistance Program (EAP) and voluntary benefits
Culture of Teamwork and Growth
CalPortland fosters an environment where self-motivated professionals thrive through:
- Strong emphasis on teamwork and collaboration
- Leadership development and decision-making autonomy
- Comprehensive training programs with cutting-edge equipment
- Opportunities to develop both technical and leadership capabilities
- Work that directly contributes to America's critical infrastructure
Global Resources, Local Expertise
As a Taiheiyo Cement-owned company, CalPortland combines international resources with deep local market knowledge. The company values integrity, technical expertise, commitment to relationships, reliability, and environmental leadership-principles that have guided 130+ years of success.
Mission
Our mission today is no different than it was a century ago - Building Value through People, Quality, and Service with Integrity, Technical Expertise, and Commitment to Our Relationships, Reliability, and Environmental Leadership.
Frequently Asked Questions
Jobs for CalPortland in United States
CalPortland$95K/yr - $105K/yr85654 Tucson, AZ

Electrical Maintenance Engineer
Job Summary
The Electrical Engineer is responsible for all electronic control, radio communication, monitoring systems, and components including computer-related hardware and software.
Benefits
- Medical * Dental * Vision * Employer Paid & Voluntary Life Insurance * 401(k) Employer Match plus Annual Profit-Sharing Contributions * Paid Vacation, Sick Time & Holidays * Employer Paid Disability Plan * Employee Assistance Program *
CalPortland is proud to offer a comprehensive, competitive benefits package that provides health and financial support to our most important resources: our employees. Your benefits are an important part of your overall compensation at CalPortland. That's why we give you a wide range of benefits to choose from. • Medical, Dental, Vision o low-cost premiums even for family coverage• Company-paid life/AD&D insurance• Company-paid short-term disability• Paid sick/vacation/holiday• 401k/Company Funded Pension Program (program is dependent upon location and job type)• Employee Assistance Program (EAP)• Additional voluntary benefits
Compensation: $95,000 to $105,000 Depending on Experience
Responsibilities
- Ability to assist and support the Plant Automation Engineer with the operation, maintenance, and programming of all plant instrument/analyzer systems including logic, analog and graphics, and all other technology that may be acquired
- Assist in the maintenance of instrument/analyzer/electrical systems, server-based high-level analyzer systems, and data historians such as OSI Pi, FLS ECS/QCX; assist CIS with the maintenance of corporate IT network
- Work with the plant's team to develop new control systems applications for projects
- Work with the energy team to identify improvements and participate in energy audits
- Assist with all aspects of capital projects including sizing of conductors and protective devices; load calculations for new and existing power systems in preparation for additions, changes, and capital projects interconnecting to the plant electrical system
- Identify worn and defective components as well as appropriate replacements; provide field inspections and supervision for electrical work on projects
- Support plant by diagnosing and correcting electrical problems
- Provide technical and safety training to Plant Electricians
- Complete design and drawing updates for replacement components
- Ability to apply corporate standards to designs and solutions suggested/implemented; use new technologies at the plant such as smart MCCs, including design, training of electricians, and updating documentation/diagnostic systems
- Replace or upgrade worn and depreciated components; design, change, and modify instrument/analyzer systems
- Create and submit capital proposals
Education: Bachelor of Science degree in Engineering
Requirements/Qualifications
- Willing and able to work flexible hours as needed to maintain plant instrument/analyzer systems
- Must be a self-starter and be able to work independently
- Ability to maintain skills as necessary to keep pace with the ever-changing and improving technology for plant instrument/analyzer systems
- Strong communications and management skills - will work with, direct, assist and/or follow vendor services for troubleshooting and maintenance of all instrument/analyzer systems
- Troubleshooting skills and critical thinking are a must
- Ability to read and edit process flow drawings; the ability to read and create logic decision charts
- Ability to travel - required to travel to company facilities and other meeting locations on occasion
- Must be able to work cooperatively with plant and corporate personnel
Preferred
- Prior experience in computer automated control and instrumentation and/or cement production processes
- Knowledge of National Electrical Code (NEC)
- Understanding of instrument/analyzer system fundamentals
- Power distribution systems, relays, medium volt switchgear, instrumentation, PLC's, VFD's, etc.
Conditions of Employment
Successful candidate must submit to a post-offer pre-employment physical examination, drug/alcohol screen, and background check. Some positions require FMCSA-regulated ongoing drug and alcohol testing.
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