**Responsibilities** * Grinding and dry/wet polishing with 3/4 plate satellites (e.g., Klindex Expander 750, HG Titan 650, Viudez high speed). * Repairs: joint/crack sealing, grouting and local corrections. * **Densification and sealing** (Luvimar DensTech®: Silver/Gold/Platinum). * Use of industrial H-class vacuum systems and worksite cleaning/organization. * Strict compliance with occupational health and safety regulations (PRL). **Requirements** * ≥1 year proven experience in **concrete polishing** (not just marble/terrazzo). * Knowledge of metal/resin diamond sequences and transitions. * Operation of industrial vacuums and basic flatness control. * Class B driver's license and availability to travel and stay overnight. * 20-hour PRL certification (60-hour is a plus). **What we offer** * Internal training and certification in **Luvimar DensTech®**. * Top-tier equipment and personal protective gear (EPIs). * Serious team, proper planning and punctual payments. * Real career growth and **bonuses** based on productivity/quality. **How to apply** * Send your CV or experience summary (machines used, m²/month, availability) via DM or WhatsApp **600 662 664**. You may also include your desired start date and salary expectations. Job Type: Full\-time Work Location: In person