Underground Mine Planning Engineer

OceanaGold is aglobal intermediate gold and copper producer with more than 35 years of exploration, development and operating experience.We have four operating mines – Haile in the USA, Macraes and Waihi in New Zealand, and Didipio in the Philippines and aglobal workforce of ~ 5 , 400 employees and contractors. Our people, assets, and strategy are core to our success. Guided by our values—Care, Respect, Integrity, Performance, and Teamwork—we strive to be atrusted company people want to work for, partner with, supply and invest in, to create value.We are committed to safe and responsible mining that generates strong returns and contributes to sustainable development in the regions where we operate. OceanaGold is listed on the Toronto and New York Stock Exchanges (TSX: OGC; NYSE:OGC). Haile Gold Mine located in South Carolina is the largest gold mine on the East Coast of America. Our employees are at the heart of all we do. With 84 % of our employees living in the surrounding community, they are neighbors and friends as well. Join our team, where your expertise can make atrue impact! Job Description The Underground Mine Planner/Scheduler is responsible for producing and delivering executable weekly mine plans that align with monthly plans. This role integrates input from multiple stakeholders across operations, geology, geotechnical, backfill, ventilation, and maintenance to ensure that all activities are coordinated, realistic, andachievable. In addition, the planner contributes to the mine design of the AFM (Approved for Mining) workflows by generating OPEX centerlines and short-range stope shapes, which are then routed through the formal review and approvalprocesses. This position plays akey role in driving plan compliance, leading cross-functional planning workshops, and providing short-term scheduling support to maintain operational continuity. Reporting to the Senior Short Range PlanningEngineer. Key ResultArea Operational Responsibilities Lead and facilitate the weekly pre-planning workshop with operations, maintenance, geology, geotechnical, ventilation, and services to resolve constraints and define the criticalpath. Develop and publish the weekly mine plan (development, production, ground support, projects, and backfill), ensuring full alignment with the 3 ‑month rolling plan/forecast and operational targets. Chair the weekly planning presentation to Operations and Technical Services, clearly communicating objectives, priorities, and constraints. Attend the daily 24 -hour production meeting to monitor execution, track progress against plan, and report variances with correctiveactions. Ensure weekly plans are fully integrated with equipment availability, manpower schedules, considering all constraints. Support plan compliance monitoring, preparing conformance reports and identifying opportunities for improvement. Identify possible upcoming schedule risks within stoping or development, communicate potential control measures to mitigate effects on overallschedule. Actively look for opportunities to accelerate or make processes more efficient to advance schedule and opportunities. Ensure all works under area of control are completed to astandard that is fit for purpose and meets the end users’ requirements. Other tasks as assigned by Senior or Superintendent. Design Contributions Create OPEX development centerlines and solids for executable cut-sheets in Deswik MDM for review andapproval. Create short-range stope shapes via Deswik MDM considering most recent as-builts, grade optimization, and practical drilling &blasting requirements; submit for technicalreview. Operational Support Provide short-term coverage for the Drill &Blast Engineer during planned or unplanned absences, including creating and peer reviewing drill, blast and timingplans. Conduct regular field inspections of headings and stopes (minimum 3 per week), raising issues and work with supervisors to mitigaterisks. Prepare and maintain arolling weeklyplan. Prepare and chair the spatial compliance to plan meetings (reconciling performance to plan and highlighting risks and opportunities). Maintain and update the Stopes Priority Master Tracker, identifying trends and feeding back lessons learned into futureplans. Work closely with the Mid-Range Mine Planning Engineer and Short-Range Mine Planning Senior to ensure weekly and monthly activities align with 3 month plans/forecasts. Contribute to weekly lessons learned from stopes reconciliation and pre-stope discussions. Identify opportunities to optimize sequencing, accelerate schedules, or remove inefficiencies Health, Safety, and Environment Comply with OceanaGold Health and Safety Policy and Environment Policy. Promoting safety awareness and environmental responsibility amongst company and contractpersonnel. Report all personal injuries and incidents and assist with investigations. Actively supporting and participating in safety and environmental initiatives. Accepting accountability to ensure personal safety and the safety of others whilst protecting the environment. Monitor the reporting of workplace incidents and hazards to ensure effective risk mitigation ismaintained. Undertake workplace inspections and audits to ensure site standards are being adheredto. Support incident investigations that occur within area ofcontrol. Qualifications Education Experience 2 + years relevant experience in underground hard rockmining. Experience in mine planning using DESWIK.sched or other scheduling software’s (previous experience with DESWIK.sched will be highlyregarded). Experience in Drill &Blast highlyregarded. Experience in Longhole Open Stoping highlyregarded. Experience in underground development planning highlyregarded. Physical Requirements 8 / 6 Rotation While performing the duties of this job, the employee is regularly required to stand, sit, demonstrate manual dexterity, climb stairs, talk, hear andsee. Must be able to work shift work with 12 -hourshifts. Must be able to climb 25 ’ vertical ladder sectionsunaided. Occasionally may be required to lift moderately heavy objects (up to 50 pounds) during theworkday. Work is in asurface mine plant setting, which may include exposure to extremes in temperature andhumidity. Personal protective equipment is required when performing work in amine environment, including hart hat, hearing protection, safety glasses, safety footwear, and as needed, respirator, rubber steel-toe boots, protective clothing, gloves and any other protective equipment asrequired. Additional Information WHAT’S ON OFFER: Competitive salary + short-term and long-termbonus Comprehensive benefits package including health, vision and dental insurance, 401 K, andmore Great residential location close to Charlotte SC, and is located between the mountains andsea. Long service recognition Living Our Values recognition program Monthly paid training available and professional development Supportive work environment with afocus on safety andteamwork Access to OceanaGold Employee Assistance Program (EAP) OceanaGold is committed to providing equal employment opportunities. We believe a variety of perspectives are not only welcome – they are essential to our success. #J-18808-Ljbffr