OCR / Drilling Supervisor / Wellsite Supervisor
Brisbane, Australia
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.
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.
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.
Job Description
Job Title: Drilling Supervisor / Onsite Company Representative (OCR)
Location: Onsite - Onshore Drilling Rig, QLD
Employment Type: Contract - Short Term
Rotation: 3 / 3
Sector: Onshore Oil & Gas - Exploration / Drilling Operations
About the Role
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.
As the company's primary representative at the rig site, you will be responsible for ensuring the safe and productive execution of all drilling operations,



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