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Specialist - Infrastructure and Information Security

MTN Group

On-site
Douala, Littoral
Full-time
Mid Level
3+ yrs
Salary not listedPosted 1w ago

Real job — pulled straight from MTN Group’s careers page · Verified September 8, 2026 · No reposts.

Job description

MTN Group is hiring a Specialist - Infrastructure and Information Security — a full-time, based in Douala, Littoral role. Apply directly on MTN Group's careers page below.

Specialist - Infrastructure and Supervision.Technology and IS Security

Location: Douala, Littoral, Cameroon

Key Deliverables

The Specialist, Infrastructure Supervision will be accountable to achieve the following objectives:

Strategy Implementation

  • Abide by and execute the functional strategy cascaded by the functional lead

  • Assist in review of the functional strategy and roadmap, in collaboration with the functional lead, to ensure its alignment with the changing dynamics of the internal and external ecosystem

Staff Leadership and Management

  • Monitor the health, availability, and performance of servers, operating systems, databases, middleware, networks, and business applications.

  • Perform proactive health checks and capacity monitoring to identify potential risks before service degradation occurs.

  • Ensure infrastructure services meet agreed Service Level Agreements (SLAs) and Operational Level Agreements (OLAs).

  • Support routine system maintenance activities, patch deployment, upgrades, and configuration changes.

Incident & Problem Management

  • Diagnose infrastructure and application issues through log analysis, monitoring tools, and troubleshooting techniques.

  • Restore normal service operations as quickly as possible following incidents or system outages.

  • Perform root cause analysis for major incidents and recurring service disruptions.

  • Prepare incident reports and contribute to post-incident reviews.

  • Escalate unresolved technical issues to vendors, engineering teams, or higher-level support groups.

Change & Release Management

  • Assess infrastructure-related changes and support implementation activities.

  • Participate in change reviews to evaluate operational risks and impacts.

  • Validate the successful deployment of infrastructure and application changes.

  • Support release implementation and post-implementation verification activities.

Governance

Strategic Meetings

  • Participate in strategic meetings, when required

  • Execute OpCo wide transformation initiatives, when required by the functional lead

  • Implement adequate risk mitigation and controls, with directions from the functional lead

  • Assist in the evaluation baseline of Service Level Agreements (SLAs) and KPIs, when required

  • Assist in the preparation of proposal on change initiatives SLA, policies and procedures, when required

Escalations

Escalate issues that will result in severe time, scope, productivity, and cost or resource impact to functional lead

Function Tactical

  • Execute projects initiated in the specific sub-function

  • Abide by the established objectives, targets and budgets for the sub-function, when required

  • Document identified key risks, issues and dependencies and set mitigation actions, with guidance from the functional lead

  • Prepare documentation required for sign-off on tactical changes

Performance

  • Ensure execution in alignment with divisional strategy

Reporting

  • Report on a daily basis to the functional lead relating to progress made within the work area and in accordance with the measurement metrics set by the organisation

  • Report on an ad hoc basis on specific projects, as required

  • Provide inputs to the Manager (as required) relating to progress made within the subdivision and in accordance with the measurement metrics set by the organisation

Budgets

  • Abide by function's budgets in line with business objectives
  • Abide by project initiative budgets in line with business objectives

Operational Delivery

The role is accountable for the following work area outcomes:

Strategy & Analytics, Budgeting, Data and Reporting

  • Execute policies, procedures and guidelines cascaded by the functional lead and ensure compliance with the same

  • Comply with the set governance mechanisms, under supervision from the functional lead

  • Evaluate the efficiency and effectiveness of Infrastructure Supervision strategies and propose and offer suggestions for improvements

Infrastructure Operations

  • Bachelor's degree in computer science, Information Technology, Telecommunications, Mathematics, or related discipline.

  • Minimum 3 to 5 years of experience in Infrastructure Operations, Technical Support, System Administration, or Application Support.

  • Hands-on experience with Linux and Windows operating systems.

  • Good knowledge of networking fundamentals and database systems.

  • Experience using enterprise monitoring and ticket management platforms.

  • Understanding of ITIL processes including Incident, Problem, Change, and Service Level Management.

  • Experience supporting digital financial services platforms is an advantage.

  • ITIL Foundation certification or relevant technical certifications would be advantageous.

Key Performance Indicators - Indicators of success (Strategic)

  1. Service Availability & Reliability
  • ≥ 99.9% availability of critical infrastructure services.

  • ≥ 99.5% availability of business-critical applications and platforms.

  • Compliance with agreed SLA and OLA targets.

  1. Incident Management:
  • ≥ 95% of Priority 1 and Priority 2 incidents resolved within agreed SLA timelines.

  • ≥ 95% of incidents correctly logged, categorized, and assigned.

  • Reduction in recurring incidents through effective Problem Management.

  1. Problem Management
  • 100% completion of Root Cause Analysis (RCA) for major incidents.

  • Closure of identified problem records within agreed timelines.

  • Reduction in repeat incidents year-on-year.

  1. Monitoring & Operations
  • 100% monitoring coverage for critical infrastructure components.

  • Timely escalation of critical alerts and service-impacting events.

  • Completion of scheduled health checks, maintenance, and patching activities as planned.

  • Where required, escalate unsolvable issues to Manager IT Service Management in a timeous manner
  • Other tasks and duties, as assigned
The Specialist, Infrastructure Supervision (L2) is responsible for the operational monitoring, administration, and support of infrastructure platforms and business-critical applications. The role ensures the availability, performance, security, and stability of IT systems through proactive supervision, incident resolution, problem management, and continuous service improvement. The position serves as the second-level support function for infrastructure and application-related incidents, ensuring timely restoration of services and effective collaboration with vendors, engineering teams, and business stakeholders. We at MMC are a purpose and value-led organization. At MMC we believe that understanding our people’s needs and aspirations is key to creating experiences that delight you at work, every day. We are committed to fostering an environment where every member of our Y’ello Family is heard, understood, and empowered to live an inspired life. Our values keep us grounded and moving i

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Frequently asked questions

What skills are required for Specialist - Infrastructure and Information Security at MTN Group?

The required skills for Specialist - Infrastructure and Information Security at MTN Group include: Linux, Windows, Networking, ITIL.

What is the seniority level for Specialist - Infrastructure and Information Security at MTN Group?

Specialist - Infrastructure and Information Security at MTN Group is a Mid Level level position.

How do I apply for Specialist - Infrastructure and Information Security at MTN Group?

You can view the full description and apply for Specialist - Infrastructure and Information Security at MTN Group on EchoJobs: https://echojobs.io/job/mtn-group-specialist-infrastructure-and-supervision-technology-and-is-security-5n7rv.