Junior Mechanical Engineer - HVAC Systems

Placements24; Centurion; On-site; ZAR 180,000 - 300,000; Full time

Benefits offered by this job

Competitive salary

Medical aid and retirement contributes

On-the-job mentorship

Paid time off

Growth opportunities

Job summary

Placements24 in Centurion is seeking a Junior Mechanical Engineer to join the HVAC design team. You will work with senior engineers on design, installation, and maintenance of HVAC systems for commercial and residential properties.

You will gain hands-on experience through site inspections, data collection, and basic calculations, with mentoring to develop core engineering skills in a supportive, learning-focused environment.

Qualifications

• Degree in Mechanical Engineering or a closely related field.
• Basic understanding of thermodynamics, fluid mechanics and heat transfer.
• Familiarity with HVAC concepts and components is advantageous.
• Basic CAD drafting skills using AutoCAD.

Responsibilities

• Assist senior engineers in designing HVAC systems and layouts.
• Conduct site visits to collect data and support installation activities.
• Perform basic calculations for airflow and heating/cooling loads.
• Prepare technical drawings and documentation under supervision.
• Support commissioning and troubleshooting of HVAC systems.

Skills

Teamwork

Communication

Analytical thinking

Willingness to learn

Education

Bachelor's degree in Mechanical Engineering

Tools

AutoCAD

Job description

About the Role

Our client is seeking an enthusiastic Junior Mechanical Engineer to join their dedicated HVAC systems team in Centurion. This is an excellent entry-level opportunity for a recent graduate to gain hands‑on experience in the design, installation, and maintenance of heating, ventilation, and air conditioning systems for commercial and residential properties. You will work closely with senior engineers, contributing to project planning, system analysis, and site inspections. The role offers a solid foundation in HVAC engineering principles within a company that prioritizes learning and professional development.

Key Responsibilities

• Assist senior engineers in the design and layout of HVAC systems , including ductwork, piping, and equipment selection.
• Conduct site visits to assess existing systems, gather data, and support installation and commissioning activities.
• Perform basic calculations for airflow, heating/cooling loads, and energy efficiency.
• Prepare technical drawings, schematics, and documentation using CAD software under supervision.
• Support the troubleshooting of HVAC system issues and participate in system performance testing.
• Learn and apply industry standards and best practices in HVAC design and engineering.

Requirements

• Bachelor's degree in Mechanical Engineering or a closely related field.
• Fundamental understanding of thermodynamics, fluid mechanics, and heat transfer principles.
• Familiarity with HVAC system components and concepts is advantageous.
• Basic proficiency in CAD software (e.g., AutoCAD) for drafting purposes.
• Strong eagerness to learn and develop technical skills.
• Good communication and teamwork abilities.

Benefits

• Competitive starting salary and structured progression plan.
• Comprehensive benefits package including medical aid and retirement contributions.
• On-the-job training and mentorship from experienced engineers.
• Opportunities to work on diverse and challenging projects.
• Paid time off and company-observed holidays.
• A supportive and collaborative work environment focused on growth.