AeroLeads people directory · profile
Jioni Simamora Email & Phone Number
Underground Geotechnical Engineer
at
OceanaGold Corporation
LinkedIn matched
✓ Verified July 2026
3 data sources
Profile completeness 86%
Current company
Role
Underground Geotechnical Engineer
Location
Dunedin, Otago, New Zealand
Who is Jioni Simamora? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Jioni Simamora is listed as Underground Geotechnical Engineer at OceanaGold Corporation, based in Dunedin, Otago, New Zealand. AeroLeads shows a matched LinkedIn profile for Jioni Simamora.
Jioni Simamora previously worked as Geotechnical Engineer at Panaust and Senior Geotechnical Engineer at Sinarmas Mining. Jioni Simamora holds Bachelor, Mining Engineering from Institut Teknologi Bandung (Itb).
Company email context
Email format at OceanaGold Corporation
This section adds company-level context without repeating Jioni Simamora's masked contact details.
OceanaGold Corporation
Review company-level records connected to Jioni Simamora before choosing the right outreach path.
Profile bio
About Jioni Simamora
Focused professional with 10 years of experience and proven knowledge in mining and geotechnical field. Good communication skill, strong inspection and investigation skill. Ability to perform well and deliver results.
Current workplace
Jioni Simamora's current company
Company context helps verify the profile and gives searchers a useful next step.
10 roles · 4 years
Jioni Simamora work experience
A career timeline built from the work history available for this profile.
Underground Geotechnical Engineer
Current• Daily geotechnical inspection and investigation of the underground• Supervise underground development compliance with the requirements of Ground Control Management Plan (GCMP)• Responsible for installation of monitoring instruments and its data collection.• Conduct structural mapping of all development areas and produce structural information for use in mine design• Assist with ground control requirements in daily/weekly/monthly plans• Conduct all required QAQC on ground support as outlined in GCMP
2023 - Present
~3 yrs 6 mos
Geotechnical Engineer
• Daily geotechnical inspection and investigations• Developing alternative slope hazard mitigation• Developing monitoring system and managing area of concern• Supervise the implementation of mine designs comply with Slope Management Plan• Conducting slope stability assessments, rock mass assessment and geotechnical face mapping• Collect, interpret and analysis all relevant geotechnical data and parameters
May 2021 - Jan 2023
Senior Geotechnical Engineer
• Daily slope observation, inspection and monitoring• Carry out slope stability analysis and assessment• Oversee construction of pit slopes, waste dump and sediment ponds• Conducting geotechnical mapping• Carry out soil investigation test and geotechnical drilling• Providing geotechnical hazard map and critical area• Failure of ground investigation and mitigation plan
Feb 2018 - Apr 2021
Geotechnical Engineer
• Daily slope observation, inspection and monitoring• Slope stability analysis and assessment• Handling hydrogeology issues• Conducting geotechnical mapping• Ground water monitoring using Piezometer• Providing geotechnical hazard map and critical area• Failure of ground investigation and mitigation plan
May 2017 - Oct 2017
Underground Geotechnical Engineer
- Determine the type of rock and ground support for every type of rock- Analyzing the rock structure and core logging data- Measure the strength of the rock bolt (full test)- Convergence monitoring- Piezometer monitoring- Concern and rehab area monitoring- Submitting the reports ( 48 hours monitoring, void area, probe hole and rehab )
Feb 2016 - Oct 2016
Geotechnical Engineer
• Daily slope observation, inspection and monitoring (by using pegs,prism and slope stability radar)• Slope stability analysis and assessment• Handling hydrogeology issues• Conducting geotechnical mapping• Ground water monitoring using Piezometer• Providing geotechnical hazard map and critical area• Slope Stability Radar – data interpretation• Slope failure investigation
Aug 2013 - Jan 2016
Reporting Staff
May 2014 - Aug 2014
Graduate Geotechnical Engineer
Pit Design, Geotechnical Mapping, Peg Monitoring Update, Slope Stability Radar, Slope Stability Analysis and Geotechnical Assessment
Aug 2012 - Jul 2013
Internship Student
I was involved at underground mining, Ciurug mine for one month as internship student. The topic is about comparative study of modulus of deformation, modulus of elasticity, and ultimate support pressure value based on RMR and Q-system
Jul 2011 - Aug 2011
1 education record
Jioni Simamora education
FAQ
Frequently asked questions about Jioni Simamora
Quick answers generated from the profile data available on this page.
What company does Jioni Simamora work for?
Jioni Simamora works for OceanaGold Corporation.
What is Jioni Simamora's role at OceanaGold Corporation?
Jioni Simamora is listed as Underground Geotechnical Engineer at OceanaGold Corporation.
Where is Jioni Simamora based?
Jioni Simamora is based in Dunedin, Otago, New Zealand while working with OceanaGold Corporation.
What companies has Jioni Simamora worked for?
Jioni Simamora has worked for Oceanagold Corporation, Panaust, Sinarmas Mining, Pt. J Resources Nusantara, and Pt. Nusa Halmahera Minerals.
How can I contact Jioni Simamora?
You can use AeroLeads to view verified contact signals for Jioni Simamora at OceanaGold Corporation, including work email, phone, and LinkedIn data when available.
What schools did Jioni Simamora attend?
Jioni Simamora holds Bachelor, Mining Engineering from Institut Teknologi Bandung (Itb).
Find 750M verified contacts
Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.
Start free trial