Process Engineer Snr

Weir; Johannesburg; On-site; ZAR 600,000 - 900,000; Full time

Benefits offered by this job

Competitive pay

Career development and learning

Access to global inclusion networks

Wellness support for you and your fami

Study support

Job summary

Weir in Mokopane, South Africa invites a Senior Process Engineer to join our mining technology team onsite. You’ll diagnose mechanical issues, optimize pump systems, and help improve reliability and energy efficiency through structured maintenance and data-driven practices.

You’ll collaborate with reliability engineers and maintenance teams, apply RCM concepts, review spare parts inventory, and participate in safety-focused initiatives to drive sustainable outcomes.

Qualifications

• Bachelor’s degree in Mechanical Engineering.
• Certified CAT II Vibration Analyst.
• Strong foundation in Reliability Engineering principles.
• Proven experience diagnosing mechanical system failures, especially pump systems.

Responsibilities

• Act as a technical investigator diagnosing and resolving complex mechanical issues, particularly in pump systems.
• Assess Overall Equipment Effectiveness (OEE) of pump systems daily, benchmarking against KPIs.
• Define and monitor failure modes; track failure causes to identify trends.
• Collaborate with condition monitoring teams to implement predictive maintenance tools.

Skills

Vibration analysis

Reliability engineering

Pump systems diagnosis

Cross-functional collaboration

Education

Bachelor’s degree in Mechanical Engineering

Tools

Condition monitoring technologies

Job description

Process Engineer Snr

Location - Mokopane

Work Arrangement - Onsite

What we do at Weir

We are a global leader in mining technology for a sustainable future. We help our customers extract the resources the world needs more efficiently and more sustainably. Our planet’s future depends on the transition to renewable energy, and that transition can only happen with the metals and minerals our customers deliver. So, we work side by side with mines across the globe to move less rock, use less energy, use water wisely, and create less waste. Together, we drive the shift to smart, efficient, and more sustainable mining.

Make your impact

You’ll play a key role in solving real-world challenges. You’ll apply your skills to deliver results that matter whether that’s through engineering, planning or customer support. You’ll work with purpose, learn every day and help shape a more sustainable future.

What you’ll do

• Technical Investigation: Act as a technical investigator diagnosing and resolving complex mechanical issues, particularly in pump systems, to prevent costly equipment failures and downtime.
• Operational Efficiency: Assess Overall Equipment Effectiveness (OEE) of pump systems daily, focusing on availability, performance, and quality, benchmarking against industry KPIs.
• Reliability & Failure Analysis: Define and monitor failure modes such as impeller wear and bearing assembly issues; track failure frequency and causes annually to identify trends and improve system reliability.
• Predictive Maintenance: Collaborate with condition monitoring teams to implement and validate predictive maintenance tools and strategies, including Life Cycle Costing.
• Maintenance Strategy: Evaluate and apply Reliability-Centered Maintenance (RCM) principles to develop optimal maintenance strategies for pump systems.
• Inventory Management: Review and optimize spare parts inventory to ensure availability of critical components while minimizing excess stock.
• Performance & Energy Optimization: Support projects aimed at improving pump system reliability and energy efficiency, contributing to sustainability and cost reduction goals.
• Proactive Issue Identification: Identify and mitigate potential issues before they result in pump failures, ensuring continuous system performance.
• Team Collaboration: Work closely with reliability engineers and maintenance teams to foster a unified approach to reliability and knowledge sharing.
• Training & Development: Monitor and support training programs designed to build reliability expertise within maintenance teams.
• Cost-Benefit Analysis: Evaluate ROI and cost-effectiveness of reliability improvement initiatives to ensure impactful investments.
• Travel Requirements: Occasional travel may be required to collaborate with teams and conduct site assessments.
• Safety First: Demonstrate 100% commitment to our zero harm behaviors in support of our drive towards developing a world-class safety culture.

What you’ll bring

Must-haves:

• Bachelor’s degree in Mechanical Engineering
• Certified CAT II Vibration Analyst
• Strong foundation in Reliability Engineering principles
• Proven experience in diagnosing and resolving mechanical system failures, especially pump systems

Nice-to-haves:

• Experience with predictive maintenance tools and condition monitoring technologies
• Knowledge of Reliability-Centered Maintenance (RCM) methodologies
• Familiarity with inventory management for critical spare parts
• Strong collaboration and communication skills within cross-functional teams

Why join Weir?

We live our values we think safety first, do the right thing, respect each other, aim high, and delight our customers. We encourage our people to lead by example and celebrate our successes.

We’re passionate about our purpose to help deliver the natural resources that are essential to create a better future for the world. We do this by combining our deep customer insights, world-class engineering, materials science expertise, and intelligent automation to deliver innovative end-to-end solutions incorporating our signature technologies.

We believe your voice matters and your ideas make a difference. We’re working hard to nurture a diverse culture where our people feel like they belong and can do the best work of their lives. You can help shape our unique culture through our inclusion networks and safety initiatives.

Benefits

• Competitive pay
• Career development and learning support
• Access to global inclusion networks
• Regional and team-specific benefits
• Sharebuilder scheme
• Wellness support for you and your family
• Collaboration with global teams
• Study suppor t