Job Overview

Big Mining Company Ltd, a prominent tin and coltan mining company operating in the Southern Province of Rwanda, is looking for a Maintenance & Engineering Supervisor. This is a critical technical leadership job in Rwanda for an experienced engineer who can keep heavy industrial machinery running safely, reliably, and efficiently.

Based in Byimana Sector, Ruhango District, the successful candidate will report to the Operations Section Leader. You will be responsible for supervising maintenance technicians, planning preventive and corrective maintenance, and providing engineering support for a wide range of systems—from mechanical and electrical to plumbing and compressed air.

This role is not just about fixing breakdowns. It is about building a culture of reliability, enforcing strict safety standards, and driving continuous improvement in a demanding mining environment.

If you are searching for the latest engineering jobs in Rwanda and have a background in heavy industry, manufacturing, or mining, this opportunity is perfect for you. It is best suited for an engineer with at least two years of experience (including one year in a supervisory role) who is ready to take charge of a multidisciplinary team.

Why This Opportunity Matters

Working in the mining sector offers a unique set of challenges and rewards. As a Maintenance & Engineering Supervisor, your work directly impacts the company's bottom line and the safety of your team.

What makes this opportunity valuable:

• Hands-On Leadership: You will not be stuck behind a desk all day. This role requires you to be on the ground, supervising artisans, solving complex equipment failures, and managing contractors. It is a fantastic opportunity to sharpen your practical leadership skills.

• High-Impact Role: Mining operations rely heavily on equipment uptime. By implementing reliability-centered maintenance (RCM) and tracking KPIs like MTBF (Mean Time Between Failures) and MTTR (Mean Time To Repair), you will directly contribute to the company's profitability and operational excellence.

• Safety-First Culture: You will be a key enforcer of occupational health and safety standards, including Permit-to-Work (PTW) and Lockout/Tagout (LOTO) procedures. The experience you gain in high-stakes safety management is highly transferable to any industrial sector globally.

• Career Advancement: Supervising multidisciplinary teams and managing maintenance budgets are core competencies for advancing to roles like Plant Manager, Maintenance Manager, or Operations Director in the future.

• Industry Exposure: Coltan and tin are critical minerals in high demand globally. Working in this sector provides you with specialized industry knowledge that is highly valued on the international market.

Application Tips

To stand out for this engineering job in Rwanda, you need to follow the application instructions to the letter. Industrial employers use strict screening processes.

• Follow the exact email subject line: Your email subject must be: "Job Application – Maintenance & Engineering Supervisor". Do not add extra words or use a different format.

• Send to BOTH email addresses: The application must be sent to bigminingcompanyltd@gmail.com with a copy (CC) to nshizirunguthierry@gmail.com. Missing the second email could cost you the job.

• Combine everything into ONE single PDF: Do not send multiple attachments. The PDF must contain your documents in the exact order requested by the employer:

  1. Cover letter (max 1 page)

  2. Curriculum Vitae (max 3 pages)

  3. Three references (with names, positions, phone numbers, including recent supervisor)

  4. Copies of work certificates

  5. Copies of academic/training certificates

  6. Copy of National ID

  7. Recommendation letter (optional but an added advantage)

• Highlight heavy industry experience: The job description explicitly states that experience in mining, manufacturing, cement, or construction is highly desirable. If you have this, make it the centerpiece of your CV.

• Showcase your safety knowledge: In your cover letter, explicitly mention your familiarity with PTW, LOTO, and confined space procedures. Safety is paramount in mining.

• Prove your supervisory skills: You must have at least 1 year of supervisory experience. Mention how many people you managed, how you assigned tasks, and how you handled performance management.

• Address the letter correctly: Address your cover letter to: The General Manager, Big Mining Company Ltd.

• Apply before the deadline: Applications must be received by 26th October 2026. Late or incomplete applications will be instantly disqualified.

Responsibilities

As the Maintenance & Engineering Supervisor, your duties will cover team supervision, system maintenance, safety compliance, and reporting.

Team Supervision and Leadership

• Supervise and coordinate the daily activities of maintenance technicians, artisans, operators, and contractors.

• Assign work, monitor performance, and coach/develop team members.

• Manage multidisciplinary teams and monitor contractor performance.

Maintenance and Engineering Support

• Plan, coordinate, and supervise preventive, predictive, corrective, and emergency maintenance to maximize equipment availability.

• Provide engineering support for mechanical, electrical, plumbing, compressed air, ventilation, welding, and utility systems.

• Oversee the design, installation, modification, and upgrading of plant equipment.

• Investigate equipment failures, conduct root cause analyses, and recommend improvements.

Safety and Compliance

• Ensure strict compliance with occupational health, safety, environmental, and statutory requirements.

• Enforce Permit-to-Work (PTW), Lockout/Tagout (LOTO), and confined space procedures.

Planning, Budgeting, and Reporting

• Develop maintenance schedules and work plans; coordinate manpower, tools, and spare parts.

• Assist in preparing maintenance budgets and monitor costs.

• Maintain accurate maintenance records and asset history.

• Prepare periodic performance reports and track KPIs (MTBF, MTTR, maintenance costs).

Continuous Improvement

• Drive continuous improvement through reliability-centered maintenance (RCM) and preventive maintenance optimization.

• Support procurement by defining technical specifications for spare parts and equipment.

Requirements

Education

• Bachelor's Degree in Mechanical, Electrical, Industrial, Electromechanical, or a related Engineering discipline from a recognized institution.

• Alternative: An Advanced Diploma or equivalent technical qualification with at least three (3) years of relevant industrial maintenance and engineering experience may be considered.

• Professional certification or registration with a recognized engineering body is an added advantage.

Experience

• Minimum two (2) years of relevant experience in maintenance and engineering.

• At least one (1) year in a supervisory role.

• Experience in mining, manufacturing, cement production, construction, or other heavy industrial operations is highly desirable.

Skills and Competencies

• Sound knowledge of mechanical, electrical, hydraulic, pneumatic, welding, and utility systems.

• Familiarity with Computerized Maintenance Management Systems (CMMS) and ERP maintenance modules.

• Strong leadership, planning, coordination, and troubleshooting skills.

• Excellent report writing and interpersonal skills.

• Proficiency in Microsoft Office; working knowledge of AutoCAD is an added advantage.

• Excellent oral and written communication skills in English and Kinyarwanda.

• Physically fit and willing to work overtime, weekends, or respond to emergencies.

How to Apply

1. Prepare your single PDF document. Compile your cover letter, CV, references, certificates, and ID into one PDF file, in the exact order listed above.

2. Write your cover letter. Address it to The General Manager, Big Mining Company Ltd.

3. Draft your email.

   • To: bigminingcompanyltd@gmail.com

   • CC: nshizirunguthierry@gmail.com

   • Subject: Job Application – Maintenance & Engineering Supervisor

4. Attach your single PDF file. Ensure the file size is manageable and the document is readable.

5. Send before the deadline: 26th October 2026. Only shortlisted candidates will be contacted.