Senior Blasting Engineer - Remote Contract
Mercor
Johannesburg, Gauteng
Posted
Mercor is seeking a Commercial Blasting Engineer on a contract basis to craft challenging single-turn prompts in energetic materials and propulsion, and to label them as benign, dual-use, or adversarial, ensuring strict policy alignment. You will evaluate model responses against a defined standard, write reference answers with technical reasoning, distinguish routine questions from misuse scenarios, and work independently with flexible hours to advance model performance from Johannesburg, South…