Antônio Vieira

Responsible for the Hardware ($10M/year), Cloud & Datacenter ($32M/year), and Telecom ($10M/year) categories across the SAZ (BR, AR, UY, PY, BO and CL), leading the strategic agenda and high‑value negotiations for all sourcing packages above USD 100K, ensuring long‑term category competitiveness, financial discipline, and alignment with corporate goals. Manage supplier relationships, stakeholder engagement, and the interface with the Value Creation team to deliver annual Zero Organic Growth (ZOG) targets and drive Manage to Improve initiatives. Focused on cost efficiency, governance, and strategic sourcing to unlock sustainable value and enhance the company’s overall spend performance.

TGN – Pecém LPG Terminal (Caucaia, CE) | CapEx & Implementation | May - October 2025 Worked in the procurement strategy for a refrigerated LPG terminal. Key packages: full‑containment tanks (~USD 50M), high‑pressure vessels (~USD 10M), marine loading arms (~USD 5M). Led EPC/Turnkey/Lump Sum bids: RFQs, technical equalization, commercial alignment, negotiation, and contracting. Agrovale Geomit – Biogas/Biomethane Plant (Juazeiro, BA) | CapEx | Aug 2024 – Mar 2025 Built the procurement plan for a biomethane facility (bagasse + filter cake). Managed upgrading systems, HP biogas compressors, storage skids, E&I/mechanical assembly, and civil works. Ensured technical compliance, cost efficiency, and schedule; partnered with FP&A to track CapEx variances and feasibility. Orbis Lithium Project (Araçuaí, MG) | CapEx | Jan – Jul 2024 Executed procurement for mechanical, electrical, instrumentation & automation, earthworks, and electro‑mechanical assembly. Drove commercial alignment, bid evaluation, and negotiations to issue purchase/contracting recommendations on time and spec. Sigma Lithium (Itinga, MG) | CapEx, Implementation/Commissioning & O&M | Jun 2021 – Dec 2023 Supported full lifecycle: CapEx validation, implementation procurement, commissioning, operations, and plant optimization. Reported to Plant CFO; managed crushing, conveyors, screening, steel structures, piping spools, fire detection/suppression, E&M services, and telecom. Led strategic sourcing across South Africa/Europe and Brazil; developed local suppliers to unlock total‑cost savings. Aura Almas – Gold Mining (Almas, TO) | EPCM, Implementation | Sep – Dec 2021 Procured instrumentation equipment and materials; secured technical compliance and execution alignment.

Support to supplier management and to the interface between engineering teams and the client, overseeing activities such as expediting, inspection, documentation control, shop‑floor follow‑up, and logistics coordination. This experience strengthened my technical foundation and provided a solid understanding of the full supply chain cycle within engineering‑driven industrial projects.

PIBIC Research Scholar (CNPq) Scientific Initiation at the Extraction, Applied Thermodynamics and Equilibrium Laboratory (EXTRAE), Department of Food Engineering. Research topic: Effect of the blanching process on carotenoid content and total phosphorus levels in macaúba oil (Acrocomia aculeata).

Role focused on executing Food Engineering projects with significant autonomy over their development, as well as providing post‑sales follow‑up.