Proposals Engineer

SUMMARY:
Job Title:  Proposals Engineer (Mechanical)
Location: Riversands, Gauteng
Industry: Water & Wastewater Treatment / Sales & Marketing
Type: Permanent       / Environment: Engineering, EPC Projects, Proposals & Sales Support

About the Role
A leading EPC contractor within the water and wastewater treatment industry is seeking a Proposals Engineer (Mechanical) to join their team based in Riversands, Gauteng. This role focuses on executing sales, process, and mechanical engineering activities in support of project tendering, ensuring solutions are delivered within agreed constraints of time, cost, and quality. The successful candidate will play a key role in the preparation of technical and commercial tender submissions, working closely with internal engineering teams, suppliers, and clients. Prior exposure to water treatment projects and sales-related engineering functions is essential. This position requires both office-based engineering work and engagement with suppliers and clients, with national and international travel forming part of the role.

POSITION INFO:
What you’ll be doing

Tendering, Proposals & Engineering Support

• Schedule and prepare for Go / No-Go meetings.
• Execute process engineering and design activities for project tenders.
• Interpret and implement client requirements, specifications, and scope documents.
• Propose original, innovative, and cost-effective alternative technical solutions.
• Compile internal cost sheets and support commercial evaluations.

• Prepare Block Flow Diagrams (BFDs) and Process Flow Diagrams (PFDs).
• Prepare Process and Instrumentation Diagrams (P&IDs) with assistance from the drawing office.
• Prepare General Arrangement (GA) drawings with assistance from the drawing office.
• Perform design calculations and mass balances.
• Compile equipment schedules and technical data sheets.

• Prepare Requests for Quotations (RFQs).
• Establish supplier quotation evaluation criteria and complete technical and commercial evaluations.
• Liaise with suppliers regarding technical requirements for tender submissions.
• Compile technical and commercial tender documentation.
• Address technical and commercial clarifications during bid evaluations and contract negotiations.

• Arrange project kick-off meetings following contract award.
• Ensure complete handover of awarded tenders to the dedicated Project Manager.
• Represent the company during site visits and meetings with potential clients when required.
• Assist with NEWGen-related tasks and costing activities.
• Compile Operation and Maintenance (O&M) proposals.

• Maintain and update Pipedrive on a regular basis.
• Assist with marketing-related activities, including attending exhibitions.
• Perform any other work-related tasks assigned by the direct line manager or nominated representative.

• BEng, BSc, or BTech in Mechanical Engineering.
• 2–3 years’ relevant engineering experience, preferably within an EPC or water treatment environment.
• Previous sales or proposals experience (advantageous).
• Process engineering experience (advantageous).
• Experience with tender submissions, RFQs, and supplier quotations (advantageous).
• Strong presentation skills, particularly PowerPoint.
• Ability to interpret technical specifications and drawings.
• Excellent communication, organisational, and time management skills.
• Valid South African ID.
• Valid driver’s licence and own reliable vehicle.
• Valid passport.
• Willingness to travel nationally and internationally.

• Permanent position within a respected EPC contractor.
• Salary range of R360 000 – R420 000 CTC per annum, based on qualifications and experience.
• Exposure to full tender and project lifecycle within the water and wastewater treatment sector.
• Opportunity to work on local and international EPC projects.
• Collaborative, multidisciplinary engineering environment with strong technical development opportunities.

• Based in Riversands (Fourways), Gauteng – national and international travel is required.
• A three-month probation period will apply.
• Strong attention to detail and a technically driven mindset are essential for success in this role.