Senior Proposals Engineer - Mineral Processing Design

Dra-Global; Johannesburg; On-site; ZAR 900,000 - 1,300,000; Full time

Job summary

Dra-Global seeks an experienced Senior Proposals Engineer with a strong foundation in process engineering and mineral processing to support technically robust and commercially competitive mining proposals. You will translate technical requirements into practical, cost-effective solutions while coordinating inputs across multiple engineering disciplines.

Based in the Business Development Department, you will craft comprehensive proposals, participate in tender reviews, and liaise with suppliers

Qualifications

• Relevant engineering degree or diploma is essential.
• 4–7 years’ experience in engineering proposals, tenders, or bid preparation.
• 5–10 years’ experience in industry-related project implementation and engineering studies.
• Strong technical experience in process engineering, mineral processing, or process plant design.
• Experience with mining and mineral processing projects, spanning feasibility studies, detailed engineering, and project execution.
• Exposure to multidisciplinary engineering environments and development of technical and commercial project proposals.

Responsibilities

• Prepare technical and commercial proposals, tenders, pre-qualifications, and expressions of interest for mining and mineral processing projects.
• Interpret client specifications, technical requirements, scopes of work, and tender documentation.
• Apply process engineering expertise to evaluate proposed solutions and ensure technical compliance.
• Review conceptual process designs, process flow diagrams, mass and energy balances, equipment specifications.
• Coordinate technical inputs from process, mechanical, electrical, civil, structural, and other engineering disciplines.
• Contribute to the development of technical scopes, engineering methodologies, execution strategies, and project schedules.
• Evaluate process design options, engineering trade-offs, and potential technical risks.
• Collaborate with engineering, estimating, and procurement teams to develop competitive capital and operating cost estimates.
• Review engineering studies, process design criteria, and plant configurations to ensure alignment with project requirements.
• Coordinate inputs from equipment suppliers, subcontractors, and specialist engineering partners.
• Identify technical, commercial, contractual, and execution risks associated with tender submissions.
• Prepare technical narratives, methodologies, clarifications, and supporting proposal documentation.
• Participate in tender reviews, client clarification meetings, and technical discussions.
• Support the evaluation of commercial conditions and contract requirements.
• Ensure proposals meet internal quality standards, approval requirements, and submission deadlines.
• Support the handover of successful proposals to engineering, study, and project execution teams.

Skills

Process engineering

Mineral processing

Proposal development

Tender preparation

Cost estimation

Risk assessment

Multidisciplinary coordination

Education

Engineering degree/diploma

Chemical/Process/Metallurgical engineering

Job description

Dra-Global seeks an experienced Senior Proposals Engineer with a strong foundation in process engineering and mineral processing to support technically robust and commercially competitive mining proposals. You will translate technical requirements into practical, cost-effective solutions while coordinating inputs across multiple engineering disciplines.

Based in the Business Development Department, you will craft comprehensive proposals, participate in tender reviews, and liaise with suppliers