General Manager Human Resources: Agriculture

JOB TITLE: General Manager Human Resources: Agriculture

Location: Sandton, Gauteng, South Africa

Business Unit: Omnia Agriculture (Nutriology®) | AGRI South Africa

Reports To: HR Executive | Global Agri MD

Contract Type: Permanent

Submission Closing Date: 23 October 2026

Join Omnia Nutriology® and help shape the future of sustainable agriculture.

Omnia Nutriology partners with farmers to unlock the full potential of their land, crops and resources through our proprietary Nutriology® approach. By combining science-based crop nutrition, agronomic expertise, biological solutions and innovative technologies, we help growers increase productivity, improve soil health and build more resilient farming systems. Together with our customers, we are advancing sustainable agriculture, strengthening food security and creating lasting value for future generations.

As part of Omnia Holdings Limited (JSE: OMN), you'll join a global, diversified business operating across the agriculture, mining and chemicals sectors. With operations in 23 countries , customers in more than 40 countries , over 70 distribution centres , and approximately 3,800 employees worldwide , Omnia develops innovative products, technologies and services that support food security, responsible mining and sustainable industrial development. Through science, innovation and collaboration, we help customers use resources more efficiently, solve complex operational challenges and create lasting value for a changing world.

At Omnia, you'll have the opportunity to work alongside industry experts, contribute to meaningful challenges, and grow your career in a purpose-led organisation committed to innovation, learning and sustainable impact.

Innovating to enhance life, together creating a greener future.

ROLE IMPACT

The General Manager: Human Resources leads the global people strategy, aligning workforce capabilities with business goals and growth objectives. The role partners with executives to drive talent management, leadership development, employee engagement, culture transformation, and workforce planning while ensuring compliance, governance, and organisational effectiveness to support sustainable business performance and operational excellence.

Key Responsibilities

Strategic HR Leadership

• Partner with the Executive Team to align people strategies with business objectives and growth plans.

• Develop and execute the Agriculture People Strategy.

• Provide workforce insights and recommendations that support organisational performance and future capability requirements.

• Foster a culture of accountability, innovation and high performance.

Talent & Leadership Management

• Lead workforce planning, talent acquisition and succession planning initiatives.

• Build sustainable talent pipelines for critical and scarce skills.

• Drive leadership development and organisational capability programmes.

• Promote continuous learning and career development across the business.

Organisational Effectiveness & Change

• Lead organisational design, transformation and change management initiatives.

• Drive workforce optimisation and organisational effectiveness.

• Support business agility through effective people and change strategies.

Employee Relations & Culture

• Lead labour relations strategy and maintain constructive stakeholder and union engagement.

• Oversee employee relations matters, including dispute resolution and risk mitigation.

• Drive employee engagement, wellbeing, culture and employee experience initiatives.

• Promote an inclusive, values-driven workplace culture.

Transformation, Governance & Compliance

• Lead Employment Equity, Diversity and Inclusion initiatives.

• Ensure compliance with employment legislation, governance standards and HR policies.

• Identify and mitigate people-related risks while maintaining HR governance and controls.

Financial & HR Team Leadership

• Manage the HR budget and evaluate the impact of strategic people initiatives.

• Lead, coach and develop the HR team to ensure delivery of business objectives.

MINIMUM REQUIREMENTS

Qualifications

Essential

• Bachelor’s degree in human resources, Industrial Psychology, Business Management or related field.

• Postgraduate Qualification (NQF Level 8).

Preferred

• Master’s degree in human resources, Industrial Psychology, Business Administration (MBA) or related discipline.

• Registration with SABPP or equivalent professional body.

Experience

Essential

• 12–15 years progressive Human Resources experience.

• Extensive HR Generalist experience.

• Minimum 8 years in senior HR leadership positions.

• Executive stakeholder management experience.

• Proven organisational transformation experience.

• Significant labour relations and union engagement experience.

• Experience leading multi-disciplinary HR teams.

• Experience developing and implementing People Strategies.

Preferred

• Agriculture, Mining, Manufacturing, Chemicals, Industrial Services or FMCG experience.

• Experience within a regional or multinational environment.

• Exposure to Board, Exco and governance structures.

Key Competencies

• Strategic Leadership Competencies

• Human Capital Leadership Competencies

• Change, Culture & Transformation Leadership

• Stakeholder & Relationship Management

• Personal Effectiveness

DIVERSITY, EQUITY & INCLUSION

A diverse team drives stronger outcomes. At Omnia, we are committed to creating an inclusive workplace where every individual is valued, respected and empowered to contribute. We believe that diverse perspectives, experiences and backgrounds strengthen our ability to innovate, solve complex challenges and create sustainable value. We welcome applications from suitably qualified candidates who share our commitment to excellence, collaboration and making a positive impact.

THANK YOU FOR YOUR INTEREST

Thank you for considering a career with Omnia. We appreciate the time and effort invested in your application. Our Talent Acquisition team carefully reviews every application received. While only shortlisted candidates will be contacted, we encourage you to keep exploring future opportunities within the Omnia Group as we continue to grow our teams across agriculture, mining and chemicals. We wish you every success in your career journey and thank you for your interest in being part of our purpose: Innovating to enhance life, together creating a greener future.