Estimator - Mechanical Plumbing (008-00956)

A remote role for a Philippines-based candidate as an Estimator/Project Coordinator specializing in mechanical plumbing and HVAC systems. The role involves technical estimating, project coordination, and documentation management for a mechanical services contractor.

Location: Philippines

Salary: $2,000 AUD - $2,500 AUD / Monthly

Responsibilities

• Prepare accurate cost estimates for mechanical plumbing and HVAC projects based on drawings, specifications, and scope of works
• Interpret construction drawings, schematics, and technical documents to develop detailed Bills of Quantities (BOQs)
• Build and maintain detailed cost breakdowns, including labour, materials, subcontractors, and equipment
• Source and evaluate supplier and subcontractor pricing to ensure competitive and accurate estimates
• Support project coordination activities from tender stage through to delivery
• Track project costs and assist in maintaining budgets and margin targets
• Liaise with engineers, project managers, suppliers, and subcontractors to clarify scope and resolve discrepancies
• Assist in procurement and purchasing of materials where required
• Maintain accurate records of estimates, pricing assumptions, and project documentation
• Use Excel and estimating/software tools to manage data, pricing models, and reporting
• Identify risks, gaps, and inconsistencies in project documentation and proactively resolve them

Requirements

• Experience in mechanical plumbing and/or HVAC estimating OR coordination
• Strong Excel / spreadsheet capability
• Ability to read construction drawings and specifications
• Experience with BOQs and cost build-ups
• Excellent organisational skills
• Mechanical plumbing background
• HVAC plant / pipework knowledge
• Exposure to rigging, steel fabrication, and welding
• Procurement / purchasing experience
• Experience with systems such as AroFlo or similar
• Detail-obsessed with strong focus on accuracy
• Proactive mindset — able to identify gaps without direction
• Strong communication skills, especially in remote environments
• Commercial mindset — understands margins, not just cost

Additional Information

• This is a remote role that will be set up as an independent contractor engagement.
• Disclose any existing ongoing roles or client work.
• Reflect this engagement on LinkedIn profile (marked as “Independent Contractor”).