Senior Mechanical Engineer, Midrand

Job Description WSP is one of the most diverse consulting firms globally and within Africa. To further our strategic business expansion plan, we are seeking new employees who are loyal, committed, competent, and proud to work for us. We are committed to achieving and maintaining diversity and equity in employment.

Key Role Provide technical leadership and discipline authority for complex mechanical engineering scopes across energy and infrastructure projects. The role focuses on defining engineering strategy, leading mechanical design delivery, reviewing and approving critical deliverables, and ensuring safe, compliant and constructible solutions across multidisciplinary project teams.

Responsibilities

Lead mechanical engineering scopes across all project phases (feasibility, concept, basic and detailed design) for complex and high‑risk projects

Define and approve mechanical design philosophies, basis of design inputs, and key technical approaches

Act as technical authority for mechanical deliverables, including calculations, specifications, datasheets, reports and design documentation

Lead design and review of mechanical systems such as rotating equipment, static equipment, piping systems, pressure vessels, HVAC, material handling and plant utilities (as applicable to project scope)

Provide expert input into equipment selection, materials, codes compliance, reliability and maintainability considerations

Guide and review P&IDs, layouts, mechanical datasheets, operating philosophies and commissioning strategies

Lead technical engagement with vendors and suppliers, including evaluation of complex technical submissions and participation in negotiations

Provide senior technical support during construction and commissioning, resolving complex site queries and technical challenges

Lead and participate in safety and risk studies (e.g. HAZID/HAZOP), ensuring mechanical designs meet safety and regulatory requirements

Mentor and develop intermediate and senior mechanical engineers, providing technical guidance and quality oversight

Ensure compliance with applicable codes, standards, client specifications and internal quality management systems

Health and Safety

Role model standards for SHEQ performance and behaviour consistent with the company’s health, safety, environmental and quality vision and policies by influencing those around you

Contribute to the identification of SHEQ risks and drive processes to achieve Zero Harm

Embrace, display and promote the company values and ensure a safe working environment is maintained at all times

Qualifications

BEng / BSc / BTech in Mechanical Engineering

10–15+ years’ experience in mechanical engineering design and delivery within energy, industrial, infrastructure or process facilities

Proven experience leading discipline scopes and acting as mechanical technical authority on complex projects

ECSA registration as a Professional Engineer

Key Competencies And Generic Skills

Advanced mechanical engineering expertise and sound technical judgement

Strong problem‑solving and risk‑based decision‑making capability

Technical leadership and mentorship ability

Effective communication with clients and senior stakeholders

Strong commitment to safety, quality and engineering excellence

What's in it for you? We recognize that work is only one part of our lives. We support work‑life balance through flexible working arrangements such as working from home, part‑time or flexible start and finish times. We offer competitive pay, standard benefits including first‑class medical cover, generous annual leave and paid professional subscriptions.

We strive to create a friendly and inclusive culture that respects and maximizes the contribution individuals can bring. We positively encourage applications from suitably qualified and eligible candidates regardless of sex, race, disability, age, religion or belief, marital status, pregnancy or maternity/paternity. We will interview all disabled applicants who meet the essential criteria.

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