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Thiess Pty

Maintenance Planner

Phoenix, AZ Posted 2026-05-20
Type
Full-time
Experience
5+ yr
Source
Greenhouse
ABOUT THIESS
Founded in Australia in 1933, Thiess has grown into a global leader in sustainable mining services and resource solutions, with more than 15,000 employees and operations spanning multiple continents. Today, we deliver mining services, land reclamation, and engineering expertise that help shape the future of the resources industry, creating lasting value for our clients, communities, and people.
 
At Thiess, you’re not just joining a company; you’re joining a team helping redefine what sustainable mining looks like for future generations. North America is a key part of our global growth journey, with operations across the United States and Canada and continued expansion into new regions. From Salt Lake City and the Intermountain West to Sudbury and Northern Ontario, our people are solving complex challenges, embracing innovation, and building careers with real impact.
 
We’re looking for people who want to do meaningful work, grow alongside a global organization, and help drive the future of mining and resource solutions. Learn more about our purpose, values, and the opportunities ahead by watching the following videos about  Our Purpose  and  Our Values !
 
  ROLE OVERVIEW
The Maintenance Planner supports mining operations by planning and scheduling short- to medium-term maintenance for mobile and/or fixed plant equipment, infrastructure, and facilities. Working in alignment with OEM specifications, the role focuses on improving equipment availability, reducing unplanned downtime, and ensuring maintenance activities are completed safely, efficiently, and within budget.  
KEY RESPONSIBILITIES
Planning and Scheduling


• Produce,  review  and  maintain  rolling monthly,  quarterly  and annual plans as well as equipment specifications,  tires  and undercarriage tracking files  

• Maintain currency and accuracy of equipment maintenance history, work orders, job records database and technical information on processes,  plant  and equipment  

• Identify  potential work using an effective condition monitoring program and financial package-based work programs and provide guidance and support to the project teams      

• Develop weekly agreed maintenance plans using equipment strategies to  facilitate  maximum production and minimize downtime and costs to meet plant availability and reliability targets  

• Align other maintenance activities such as defects and breakdown repairs with periodic maintenance and provide updates on a weekly basis  

• Develop a recommended and optimized bill of materials for the various standard jobs employed under the maintenance strategy  

Finance & Commercial


• Ensure that work planned is completed within the allowed budget and resources by cost effective use of resources to  maintain  and service infrastructure  

• Assist  with the procurement and freight of parts and services and ensure full reliability of parts and equipment is  retained  while stored, only using approved suppliers and hire equipment  

• Maintain  accurate  and effective costing reporting as well as support documentation and ensure all completed work orders are closed out  

• Effectively use the company’s financial package to produce,  review  and  maintain  equipment lists and contracts and raise work orders for all maintenance activities  

• Coordinate warranty claims and ensure warranty forms are lodged with OEMs for components and repairs using approved warranty processes and site documentation  

• Identify  project-based opportunities to improve equipment reliability and reduce maintenance costs to increase effectiveness and efficiency by  eliminating  repetitive,  costly  or low-value work  

Maintenance & Reliability


• Utilize predictive maintenance processes to raise re-work requests and organize any  additional  maintenance requirements  

• Ensure all materials, parts, personnel, tools,  permits  and equipment is available for execution when required by the plan     

• Review and audit mechanical repairs and services to ensure compliance with site maintenance schemes  

• Review and report on planning and scheduling, equipment  reliability  and maintenance department performance  

• Manage tire life cycle by ensuring tires are  maintained  and repaired  in accordance with  company policy and best practices as per the tire management system  

Health, Safety, Environment & Community


• Assist  in the implementation and compliance of HSE plans to ensure safe and sustainable mobile plant and ancillary equipment  

• Provide  expert advice in all incident investigations to ensure the root causes are  identified  and that all the required documentation is reported. If applicable, play an active role in implementing corrective actions in consultation with relevant parties  

• Constantly look to  identify  hazards and risks through regular inspections, audits, and behavioral observations as per HSE targets and take corrective actions where  required  

Relationship Management


• Liaise with all internal stakeholders to enhance coordination between the maintenance department, mine leadership, and client groups and minimize interruptions to operations by  maintaining  strong working relationships with relevant personnel  

• Communicate detailed maintenance plans for scheduled maintenance to maintenance department, mine leadership, and client groups on a weekly basis  

• Coordinate with the offsite maintenance planners to ensure the best business outcomes are achieved  

• Promote prosperous healthy client relationships to network and  identify  new business opportunities  

• Performs other related duties as assigned  

 
WHAT YOU'LL BRING


• Minimum of 5 years’ planning  experience in fixed or mobile equipment planning 

• Minimum of 5 years' of SAP software experience  

• Expertise in set-up of ERP systems

• Understanding of mechanical, electrical, and hydraulic systems within fixed plant or mobile assets  

• Minimum of 5 years’ experience in fixed plant equipment maintenance – crushing, material handling, mill/processing- or mobile maintenance equipment (haul trucks, excavators, drillers, support equipment)   

• Surface mining experience  

• Expertise  in predictive and preventative maintenance techniques  

• Experience with resource allocation and  optimizing  maintenance workforce efficiency  

• Familiar with Office 365, including strong Excel skills and MS Project skills  

• Use of Cat SIS and other OEM parts manuals  

• Strong written and oral communication skills  

• Ability to work in a team-oriented environment while being self-motivated and proactive  

• Ability to analyze equipment and processing performance data to  identify  trends and improvement areas  

• Strong organizational and time management skills to prioritize tasks and meet deadlines  

• Valid US Driver’s License  

• Authorization to work lawfully in the USA without sponsorship from Thiess  

• Must be fluent in the English language  

PHYSICAL REQUIREMENTS


• Able to live and work at high altitudes (12,000 ft. elevation) for a week at a time  

• Able to work in extreme winter conditions with temperatures regularly below zero degrees Fahrenheit 

• Work involves walking, standing, and climbing stairs or ladders to access field areas, equipment, and offices throughout the site

• May occasionally require bending, kneeling, or reaching to collect samples, perform inspections, or access workspaces

• Must be able to sit for extended periods while operating  a vehicle or working at a computer

• Must  maintain  sufficient visual acuity and depth perception to  operate  vehicles and safely navigate active mining or construction environments

•  Work is conducted in both office and outdoor site environments, with potential exposure to noise, dust, vibration, heat, cold, and uneven terrain

• Required to wear personal protective equipment (PPE) such as hard hat , steel-toed boots, safety glasses, gloves, and high-visibility clothing when in designated areas

• Must be physically capable of safely performing the essential duties of the position with or without reasonable accommodation

EDUCATION


• High school diploma, GED, or equivalent required

• Training and/or experience in maintenance management and/or maintenance planning processes preferred

• Vocational training in mechanics, engineering, or related field preferred

 
WHAT WE OFFER


• Culture: Work within a  values -driven organization that prioritizes safety,  discovery, accountability, respect, and empowerment

• Allowances: Site allowances, including accommodation,  meals , and travel considerations

• Benefits: Comprehensive benefits package including medical, dental, and vision coverage, life insurance, and participation in  401k  plan with company matching.  Medical benefits include private health insurance  with premium  coverage for the employees and competitively subsidized private health insurance for immediate  family  

• Wellbeing: Employee Assistance Program (EAP).  

• 401K retirement savings benefit with employer matching contributions   

• Development: Access to ongoing learning, development, and career advancement opportunities within Thiess’ global network

• PTO, Paid Holidays    

ADDITIONAL INFORMATION  


• At Thiess we have a One HSE culture and want to ensure everyone is safe every day: employees, families and society. We are committed to our employees' health and wellness including the prevention of illness Although optional, we have a preference that all Thiess employees are vaccinated against COVID-19 and other serious illnesses

• Roster & Schedule : T his role follows a  ​ Monday-Friday ​   schedule.  Additional  hours may be  required to meet business needs  


• Travel to site as needed (80% remote and 20% on site)



• Pay Range:  $ 110,000-$130,000 USD Annual salary (DOE)  + discretionary annual bonus

• Travel : This role requires approximately 2 0% travel to project sites. Travel frequency may vary by business needs   

 
LEGAL DISCLAIMER

If you are selected for a position in the United States, your employment will be contingent upon submission to and successful completion of a post-offer/pre-placement drug test (and alcohol screening/medical examination if required by the role) as well as pre-placement verification of the information and qualifications provided during the selection process.  
  As part of our dedication to the diversity of our workforce, Thiess is committed to Equal Employment Opportunity. Applicants will receive consideration for employment without regard for race, color, gender, religion, national origin, disability, veteran status, military status, age, marital status, sexual orientation, gender identity, genetic information or any other protected group status. We are also committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If you need assistance or accommodation due to a disability, you may contact us or have one of your representatives contact us at +1 (801) 300-1909.  
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Thiess Pty is hiring for the maintenance planner role. NewJob aggregates active openings directly from Thiess Pty's applicant tracking system, so this listing is current. More jobs at Thiess Pty →
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