Lead Energy Modeller

Parkhurst, Johannesburg, South Africa | Posted on 25/02/2026

• Remuneration Term Per Month
• Date Opened 25/02/2026
• State/Province Gauteng
• City/Town Parkhurst, Johannesburg
• Country South Africa

A company in the Green Building industry is seeking a Senior Modelling Consultant to provide technical leadership across modelling and simulation projects, ensuring quality, consistency, and strategic direction. The role requires 5+ years’ experience in Green Building, with strong expertise in advanced modelling, team mentorship, and translating complex technical outputs into strategic insights.

Technical Leadership & Quality Assurance:

• Take accountability for the technical quality, accuracy, and consistency of all modelling deliverables
• Define, maintain, and continuously improve modelling standards, methodologies, and QA/QC processes
• Review, approve, and sign off on modelling outputs, reports, and client submissions
• Act as the escalation point for complex or non-standard modelling challenges

Advanced Performance Modelling & Strategic Application:

• Lead the development and review of advanced performance models across diverse building typologies
• Apply advanced building physics principles to complex sustainability challenges
• Interpret modelling results to provide high-level strategic advice to clients and project teams
• Ensure modelling outputs align with certification, regulatory, and client performance objectives

Client & Stakeholder Engagement:

• Act as a trusted technical advisor in client meetings and external engagements
• Build and maintain strong relationships with certification bodies and industry stakeholders
• Support proposals, tenders, and business development through technical input and presentations
• Lead, mentor, and develop Modelling Consultants and Junior Modelling Consultants
• Allocate work, review outputs, and provide structured technical and performance feedback
• Identify training needs and support career development planning
• Provide input into performance reviews, resourcing, and progression decisions

Strategy, Innovation & Continuous Improvement:

• Drive innovation in modelling approaches, tools, workflows, and service offerings
• Lead internal discussions on emerging industry trends and technologies
• Contribute to company-wide technical strategy and operational improvement initiatives
• Support marketing, thought leadership, and knowledge-sharing activities

Accountability:

• Accountable for modelling quality and technical integrity across the department
• Final decision-maker on modelling methodologies, assumptions, and deviations from standards
• Responsible for identifying and mitigating technical risk within modelling projects

• Bachelor’s degree in a specialisation within the Built Environment
• Mechanical Engineering Degree / Master’s Degree in specialisation within the Built Environment (advantageous)

• +5 years in the Green Building Industry
• +5 years’ experience in Green Building Modelling & Simulation

• Advanced proficiency in green building and performance modelling tools (e.g. Design Builder)
• Strong understanding of building physics and energy efficiency principles
• Experience modelling a range of building types, including new build, existing buildings, interiors, precincts, and Net Zero projects
• Advanced proficiency in Google Workspace (Docs, Sheets, Slides)

Advanced Technical Expertise:

• Deep expertise in building physics, energy modelling, and performance simulation
• Ability to define modelling approaches, assumptions, and methodologies for complex projects
• Strong analytical judgement to assess, challenge, and validate modelling outputs
• Capacity to translate complex technical results into strategic, decision-ready insights

Technical Leadership & Quality Assurance:

• Proven ability to set and uphold modelling standards and best practice
• Strong QA/QC capability with a high level of accountability for technical accuracy
• Confident decision-maker on modelling methodologies, deviations, and risk mitigation
• Ability to solve complex, non-standard modelling challenges
• Strong mentoring and coaching skills with a focus on technical and professional growth
• Ability to allocate…