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Senior Mechanical Engineer

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Onsite

Senior Mechanical Engineer

Nicholas O'Dwyer Ltd

Senior Mechanical Engineer

Skills

Contract ManagementCompliance

1 day ago

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Important information


Contract type:

Permanent

Location:

Johannesburg, South Africa

Work mode:

Onsite

Published on:

22 October 2026

What they need


The Vacancy About the Company: At Nicholas O'Dwyer, sustainability is at the core of our work. If you are looking to advance your career in a socially responsible company, which has a proven track record over 90 years, and is committed to creating a sustainable planet, we invite you to be part of our team.

Our mission is to provide innovative and reliable solutions using cutting edge technology and expertise, to ensure project success and employee satisfaction. We deliver infrastructure projects in water, wastewater, transportation, civil and structural engineering, flood protection, and energy including renewables. With headquarters in Ireland, we also operate in the UK, Europe, the Middle East, and Africa.

As part of the RSK Group, an amalgamation of over 200 companies with more than 17,000 employees, we benefit from a global network of opportunities while retaining our brand and autonomy.

About the Role: As a Senior Mechanical Engineer in Nicholas O’Dwyer, you will play a crucial role in the design, development, and implementation of mechanical systems on various projects. You will collaborate with multidisciplinary teams to ensure that the projects, design and documentation are carried out to the highest standards and within the required timeframe.

Core role requirements: Below represents the core responsibilities of this role; this is by no means an exhaustive list:

  • Lead mechanical design efforts for water treatment facilities, pumping stations, and distribution systems, ensuring compliance with industry standards and regulatory requirements.
  • Oversee all aspects of mechanical design, documentation, and contract document packages.
  • Participate in project and client meetings, facilitating effective communication and timely project delivery.
  • Report project progress to Manager and contribute to the development of team strategy, standard templates, and design procedures.
  • Provide technical guidance and mentorship to junior engineers and project teams, fostering innovation and continuous improvement.
  • Coordinate with multidisciplinary teams and CAD specialists to develop designs and drawing packages.
  • Conduct feasibility studies and technical assessments to evaluate mechanical system performance and recommend optimizations.
  • Perform risk assessments and failure analyses to identify hazards and develop mitigation plans for mechanical systems.
  • Conduct site visits and inspections to assess existing infrastructure conditions, recommend maintenance needs, and propose upgrades or replacements.
  • Develop and review technical documentation, including drawings, specifications, and equipment manuals, to ensure accuracy and compliance with project requirements.
  • Stay updated on emerging technologies and industry trends in water treatment and mechanical engineering, applying knowledge to drive innovation and improve project outcomes.
  • Maintaining a culture of continuous improvements across all aspects of the working environment and projects.
  • To ensure maximum flexibility and to reflect the Company's evolving needs, additional tasks and responsibilities will form part of this role as it evolves.

Qualifications and Experience: -

  • Bachelor's degree in mechanical engineering or a related field.
  • Ideally Minimum 5 years of experience in mechanical engineering, with a focus on water infrastructure projects, including feasibility studies, detailed design, procurement, and construction contract administration.
  • 2 years’ experience working on water utility projects for Design-Build Contractors or in a client-facing role.
  • Strong knowledge of mechanical engineering principles, practices, and regulations related to water infrastructure.
  • Proficiency in mechanical design for water infrastructure projects.
  • Familiarity with various contract forms for construction contracts.
  • Proven track record in successfully managing projects of varying complexity.
  • Excellent project management skills, including task prioritization, resource management, and meeting project milestones.

About Us Our mission is to deliver sustainable solutions that transform communities and bring about lasting positive change. Through a blend of expertise, innovation and global dedication, we envision a world where sustainable engineering protects growing communities.

Nicholas O’Dwyer provides professional services in engineering design, project management, environment and planning, construction supervision and technical and contract advisory. We are one of the most respected Irish consultancies operating in local and international markets, providing professional services to public- and private-sector clients.

Whether in Ireland, the UK or internationally, we understand and solve major challenges associated with delivering and adapting infrastructure for an increasing global population while maintaining a sustainable environment for future generations.

Nicholas O’Dwyer is part of the RSK Group, a leading integrated environmental, engineering, and technical services business providing dynamic, multidisciplinary services to a wide range of sectors. RSK was founded in 1989 and has grown considerably since then.

At RSK, we operate as a group of businesses that work together seamlessly, aiming for growth through diversification. Our strategy helps us build a strong and resilient business, capable of weathering external challenges, while also providing greater value to our clients and more opportunities for our employees.

Since the beginning, our philosophy has remained the same: employ, develop and reward talented individuals. People are crucial to our company, and we recognise that our success hinges on our colleagues' growth. We're committed to preserving RSK's people-first culture, promoting innovation, and fostering a supportive and caring environment for collaboration. At RSK, we want you to be part of our successes and help you reach your career aspirations. We take pride in offering employees fulfilling and challenging careers by promoting ongoing growth and empowering individuals to excel.

We are committed to fostering an inclusive workplace that welcomes individuals from all backgrounds, experiences, and perspectives. We firmly believe that embracing and celebrating the diversity in our workforce makes us a stronger and more innovative company.

If you're passionate about making a difference, join us as we work together to build a brighter, more equitable, and sustainable future for all. Do you have what it takes?

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