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
Acting as an administrative assistant for the mining site, the Project Administrator supports managers and the overall team by coordinating communications, maintaining accurate records, organizing meetings, and assisting with procurement and reporting. Accurate records, timely communication, and reliable logistics directly support productivity, cost control, workforce management, and regulatory compliance. This role reports directly to the Finance & Administration Superintendent.
Key Responsibilities
- Coordinate and arrange meetings, manage schedules, prepare agendas, and reserve and prepare facilities/meeting rooms.
- Coordinate and lead specialized project administrative support to the entire project team and intercompany visitors
- Prepare presentations, reports, letters and routine correspondence
- Manage the site elements, including liaising with Project Manager as necessary
- Processing of invoices and purchase orders
- Lead for document control for the site and liaison with intercompany supports
- Prepare and manage a weekly progress meeting and minute process. Support Project Management, Supervisors and others with meeting organization, minute taking, issuance, endorsement, and recording
- Manage office material supply orders and organization/security of stocked items
- Oversee the maintenance and alteration of office areas and equipment, as well as layout, arrangement, and housekeeping of office facilities
- Order and facilitate delivery/pick up of meal orders, including drinks and supplies, for meetings and/or special occasions
- Support troubleshooting and coordinating of repairs/supplies through IT department for training laptops and various resources for employees
- Support Vale pass office communications (lenel card) as well as coordinate Vale training module registration
- Update email distribution lists as needed
- Support onboarding tasks ie. Thiess Backpack preparation and welcome swag, imaging of laptops, supporting intercompany transfers, as needed, etc
- Assigning of lockers for Thiess paid employees
- Support the administration of uniform program for Thiess paid employees through third party supplier
- Work in compliance at all times with the Occupational Health and Safety Act, including participation in risk assessments, adherence to safe work practices and reporting hazards as per the Internal Responsibility System.
- Contribute positively to a respectful work environment in compliance with the Code of Conduct and the Healthy, Safe and Respectful Workplace policy
- Work in compliance with all policies and procedures and the Employee Handbook
- Performs other related duties as assigned
Required Skills
- Good oral and written communication skills
- High level of attention to detail and excellent follow-up skills
- Commitment to working professionally with confidential and sensitive information
- Solid understanding of business professionalism and the ability to work in a team environment
- Strong clerical, administrative and general office skills
- Excellent planning, leadership, organization, and communication skills
- Ability to communicate and interact within all levels of the organization
- Ability and willingness to work different schedule on site based on project needs
- Strong organizational skills with the ability to prioritize
- Demonstrated high level of analytical ability and ability to problem solve.
- Demonstrated ability to achieve results within a team environment with minimal supervision at times.
Job Requirements
- Mining or heavy industrial construction experience considered an asset
- Travel coordination experience an asset
- Proficient in Word, Excel, PowerPoint, Outlook
- JD Edwards (Oracle) or equivalent procurement system proficiency preferred
- Speaks clearly and persuasively in positive or negative situations
- Listens and seeks confirmation of understanding
- Effectively responds well to questions
- Writes clearly and informatively, edits work for spelling and grammar
- Must be fluent in the English language
- Authorization to work lawfully in Canada without sponsorship from Thiess is required (Applicants who qualify as an Intra-Company Transfer under the International Mobility Program may receive assistance from Thiess)
EDUCATION
- 3-5 years administrative work or related experience
- Post secondary education in a related field preferred
Additional Information
- Currently based out of the Stobie Open Pit Mine in Sudbury, Ontario, Canada
- Work Schedule: Monday to Friday; may be required to flex hours on occasion based on business needs.
- Occasional local travel as needed
- Valid driver’s license and access to a personal vehicle
- Office first working model with potential for occasional remote work, as approved
- Employment is subject to successful completion of all pre-employment requirements, which may include verification of credentials, references, criminal record check, and a pre-employment fitness-for-work assessment relevant to the essential duties of the role. Offers of employment are conditional until all requirements are met.
The salary range for this role is minimum $76,500 to a maximum of $108,000 CAD. The salary range is provided in good faith and is representative of all experience levels. Thiess considers several factors when extending an offer, including but not limited to, the role function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills and is ultimately determined at management’s discretion.
Thiess is committed to fostering a diverse, equitable, inclusive and anti-racist workplace culture where all employees are valued, respected, and empowered to contribute their unique perspectives and talents. We recognize that diversity and inclusion are essential to our success and are committed to creating an environment where everyone thrives and is protected from harm.
Thiess is an equal opportunity employer, and we value the importance of diversity, dignity and worth of every individual in the workplace. Thiess is committed to creating a respectful, inclusive, and barrier-free workplace that allows all of our people to reach their full potential. Thiess will engage in reasonable workplace accommodation, short of undue hardship, for any successful candidate who has a documented exemption under the Ontario Human Rights Code.
Thiess offers accommodation for applicants with disabilities in its recruitment processes. If you are contacted by Thiess regarding a job opportunity, please advise prior to the interview if you require accommodation. We welcome all qualified candidates to apply and hope you will choose Thiess as your employer of choice.
This position will fill an existing vacancy on the team.
Please be advised that Artificial Intelligence (AI) tools may be utilized within Thiess Mining Canada Ltd’s applicant tracking system to support the screening, assessment, or selection of applications.
We thank all applicants, however, only those selected for an interview will be contacted.
Application deadline: End of business day Friday, November 27, 2026, or until the position is filled.
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