Mobile Maintenance Service Bay Supervisor

Simberi Gold Company Limited forms part of the St Barbara Group. Our Simberi Operations consists of an open cut mine on the northernmost island in the Tabar group of islands in the province of New Ireland in Papua New Guinea. Our vision is to grow sustainably and create enduring, positive impacts for the people and communities touched by our operations. 

Now is an exciting time for our business and for our people. We’re going through a period of significant change and are gaining momentum in transforming our business. We’re looking for people who are ready to grow through opportunity and build a bright future with us.​​ 

We are currently seeking a Mobile Maintenance Service Bay Supervisor to join our team on a permanent full-time position at our Simberi Operation. Your work location is Papua New Guinea, working a 21/14 Roster from Kavieng, Rabaul, Port Moresby, Lae, Mt Hagen, Buka, Madang, Goroka, Alotau, Wapenamanda, Popondetta, Hoskins, Wewak, Vanimo or Tabar group of Islands. (Locals are encouraged to apply). 

Reporting to the Mobile Maintenance Foreman, the Mobile Maintenance Service Bay Supervisor is responsible to lead and Supervise the Mobile Plant Service Bay for the safe and effective preventative maintenance of the company’s mobile fleet. 

The opportunity 

 Technical accountabilities 

• Ensuring own Health & Safety as well as that of all other workers, identifying and maintaining safe work practices and completing all required safety training. 
• Enforce strict workshop safety procedures including conducting; 
• Job Safety Analysis (JHA)
• Risk Assessments 
• Converting repetitive and critical tasks in Safe Work Instructions 
• Managing Change 
• Conducting Root Cause Analyses (RCA) 
• Toolbox talks 
• Ensuring that all maintenance, servicing and repair activities are carried out to a high standard and in a timely manner following all PM task guidelines. 
• Co-ordinating all, servicing, and defect repair activities in line with agreed work management process (Maintenance Plans and Schedules) to optimise the operation of the equipment fleet. 
• Work closely with the planners to execute maintenance schedules 
• Ensure equipment is available to meet the production targets. 
• Monitor KPIs such as equipment downtime, service turnaround time and backlog management and apply corrective actions to rectify. 
• Leading a crew including coaching, mentoring and performance management. 
• Adopting and facilitating a continuous improvement process which supports improvement in efficiencies.  

Scheduling accountabilities 

• Managing effective use of available resources, including own time, in support of the delivery of the team/crew. 
• Workforce planning and task allocation.  

People accountabilities 

• Contributing to the development of capability within the team/crew. 
• Work within the site Training Policy to supervise and develop Simberi employees, particularly maintenance fitters. 
• Managing performance issues in accordance with “Various Transgressions Guideline 

Are you ready to come and build your future with us? 

We need the best people. People who have drive, energy and are genuinely passionate about the work they do and provide a positive impact. Additionally, we need people who see a challenge as an opportunity for growth and value working with others towards a common goal.​ 

We would love to hear from you if you have​: 

Essential 

• Behaviour consistent with St Barbara’s Values  
• Heavy Vehicle Mechanical and/or Auto Electrical Trade Certificate or relevant mechanical trade certification 
• At least 5 years' relevant supervisory experience 
• Attention to detail and quality control
• Strong ability to work effectively within a team 
• Strong communication skills, including communicating with people from different backgrounds and cultures 
• Ability to work to tight deadlines on multiple tasks  
• Physically and mentally fit for demanding conditions 

Desirable 

• Relevant resources industry work experience 

For further information on the Simberi Operations and to apply for this role, please visit: 

 https://www.livehire.com/job/stbarbara-png/HTNXE

Closing date: Wednesday, 15th April 2026 at close of business. 

Please submit your Applications, CVs, and Supporting documents (all merged in one PDF document) 

At Simberi Gold Company Limited, we’re committed to finding the best fit for every role. We are a diverse and inclusive workplace, welcoming diversity in all its forms. All qualified applicants will be given equal consideration, regardless of their race, national origin, gender, age, religion, disability, sexual orientation or gender identity.