Job Description
OCR / Drilling Supervisor / Wellsite Supervisor
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Brisbane, Australia
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Zenith Energy Limited is a Well Engineering Consultancy and Project Management company providing a range of specialist services to the Oil and Gas Industry. We are an independent company, owned and managed by Engineers, with a core team behind us that are experienced and respected within the Industry. Our multi-disciplined team include Drilling Manager, Well Team Leader, Senior Drilling Engineers and Drilling Engineers all based together in our Aberdeen office.
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Zenith and our people bring vast experience and skills to any project we are involved in. We are experienced in land drilling, jack-ups, semis and drill ships and our personnel have worked in the UK, Norway, West Africa and the Falklands. We have experience in normal pressure wells, HPHT wells, Horizontal wells and Deep Water wells and working closely with both Drilling Contractors and Service Companies internationally.
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In addition to our core team, we have access to a pool of experienced Well Engineering personnel covering, Completions, Well Testing, Offshore Supervisors, Subsea and Logistics and Contracts specialists.
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Job Description
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Job Title: Drilling Supervisor / Onsite Company Representative (OCR)
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Location: Onsite - Onshore Drilling Rig, QLD
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Employment Type: Contract - Short Term
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Rotation: 3 / 3
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Sector: Onshore Oil & Gas - Exploration / Drilling Operations
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About the Role
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We are seeking an experienced and safety-focused Drilling Supervisor / Onsite Company Representative (OCR) to supervise wellsite drilling activities on behalf of the Operator during a short-term onshore drilling project in Queensland.
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As the company's primary representative at the rig site, you will be responsible for ensuring the protected and efficient execution of all drilling operations,



ensuring contractor and service company personnel are working to the highest standards of safety, compliance, and technical performance.
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Key Responsibilities
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Represent the Operator at the wellsite and maintain close coordination with the drilling contractor and service providers
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Ensure all operations are executed in accordance with the approved drilling program, procedures, and regulatory requirements
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Promote and enforce a strong safety culture, ensuring all personnel comply with site-specific safety protocols and standards
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Monitor and manage daily operations including drilling, casing, cementing, well control, and rig maintenance activities
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Identify potential operational issues or risks and proactively engage with the office-based team to resolve
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Participate in daily reporting, morning calls, and maintain accurate records of site activities and contractor performance
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Provide real-time supervision and decision-making support to ensure technical best practices are applied
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Oversee and verify third-party service quality and compliance (mud, cementing, logging, directional, etc.)
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Lead or participate in safety meetings, drills, and incident investigations when required
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Requirements
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Required Experience & Qualifications
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10+ years of onshore drilling experience with a minimum of 3+ years as Drilling Supervisor / Company Man/OCR
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Strong track record in supervising rig operations and managing service company interfaces
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Demonstrated commitment to HSE leadership and site-level safety culture
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Familiarity with Australian onshore drilling regulations and remote field operations
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IWCF or IADC Well Control Certification (Supervisor Level) - mandatory
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Why Join?
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Immediate start on an active QLD drilling campaign
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Direct impact on safety and performance outcomes at the wellsite
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Work with a technically capable and supportive Operator team
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Competitive day rate and paid travel arrangements
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Short-term engagement with possible future re-deployment
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📌 Ocr / Drilling Supervisor / Wellsite Supervisor (Queensland)
🏢 Zenith Energy
📍 Queensland