Techconnect.id

Develops technology led finance and energy businesses

Grade Control

Geotechnical EngineeringConfirmed live in the last 24 hours

Full-timeMatarape, Menui Kepulauan, Morowali Regency, Central Sulawesi, IndonesiaNo salary listedIn-person

About the Job

Requirements

A minimum S1 degree in Geological Engineering is required.
Requires 1–2 years of work experience as a Geologist, Grade Control specialist, or Wellsite Geologist.
Understand nickel mining processes and ore characteristics.
Have experience conducting floor, channel, and test-pit sampling.
Understand ore quality control and cut-off grade (COG) concepts.
Be able to operate Microsoft Office.
Hold an active Class A driver's license (SIM A) and be able to drive a light vehicle.
Be willing to work at a remote site area.
Have good communication, coordination, and problem-solving skills, and be attentive, disciplined, and able to work in the field.

Responsibilities

Control nickel ore quality from the pit to the stockpile to maintain consistency with quality targets.
Prepare sampling activities, including briefing the sampler crew and preparing daily reports.
Collect samples through floor sampling, channel sampling, and test pits for grade analysis using X-ray.
Ensure ore grade meets the specified cut-off grade (COG).
Coordinate with the Pit Operation team on mining activities and equipment use.
Coordinate with the Pit Geologist on the block model and mining areas.
Inform relevant teams about areas ready for mine-out inspection.
Monitor ore quality regularly to support production and quality targets.
Prepare routine sampling and quality-control reports.

Desired Qualifications

Experience operating mining software such as Surpac and/or ArcGIS.
POP and ISMKP certifications.

Grade Control

Techconnect.id · Matarape, Indonesia · — · Posted 2026-09-24

Workplace: on_site

Department: PT. NUSAJAYA PERSADATAMA

Description

Mengontrol kualitas ore nikel dari pit hingga stockpile agar tetap stabil sesuai target kualitas
Melakukan persiapan kegiatan sampling seperti briefing crew sampler dan penyusunan daily report
Melakukan pengambilan sample (floor sampling, channel sampling, dan test pit) untuk analisa kadar menggunakan X-ray
Memastikan kesesuaian grade/kadar ore dengan cut off grade (COG) yang telah ditentukan
Berkoordinasi dengan tim Pit Operation terkait aktivitas penambangan dan penggunaan alat
Berkoordinasi dengan Pit Geologist terkait block model dan area penambangan
Menginformasikan area yang siap dilakukan inspeksi mine out kepada tim terkait
Melakukan monitoring kualitas ore secara berkala untuk mendukung pencapaian target produksi dan kualitas
Menyusun laporan hasil sampling dan kontrol kualitas secara rutin

Requirements

Pendidikan minimal S1 Teknik Geologi
Pengalaman kerja 1–2 tahun sebagai Geologist / Grade Control / Wellsite Geologist
Memahami proses penambangan nikel dan karakteristik ore
Memiliki pengalaman dalam kegiatan sampling (floor, channel, test pit)
Memahami kontrol kualitas ore dan konsep cut off grade (COG)
Mampu mengoperasikan Microsoft Office
Menguasai software tambang seperti Surpac dan/atau ArcGIS menjadi nilai tambah
Memiliki sertifikasi POP dan ISMKP menjadi nilai tambah
Wajib memiliki SIM A aktif dan mampu mengendarai Light Vehicle (LV)
Memiliki kemampuan komunikasi, koordinasi, dan problem solving yang baik
Teliti, disiplin, dan mampu bekerja di lapangan
Bersedia bekerja di area site (remote area)

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About the Company

Techconnect.id

Develops technology led finance and energy businesses

Techconnect.id brings together an Indonesian business ecosystem spanning technology-enabled financial services, energy and resources, and commercial ventures. Its stated financial activities include financing platforms, stock-market services, and asset management, while its energy interests extend to coal, renewable power, and related technologies. The group also describes ventures in media, streaming, consumer services, and digital education. Through TechConnect Academy and its learning ecosystem, it links education with industry needs and develops professional capabilities for its businesses. TechConnect lists its headquarters in Jakarta, Indonesia.

Company size: 5,001-10,000
Company stage: Not listed
Total funding: Not listed
Headquarters: Not listed
Founded: Not listed

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