Senior Systems Engineer - Banking & Financial Services - 6 month contract

Losika Consulting; Sandton; On-site; ZAR 500,000 - 900,000; Full time

Job summary

Losika Consulting is seeking an experienced Systems Engineer to provide technical expertise in Sandton, South Africa. You will be responsible for configuring, maintaining, and optimizing critical production environments within the banking sector.

Your role involves proactive monitoring, incident resolution, and automation initiatives. Ideal candidates will have 5–8 years' experience and a strong focus on operational efficiency in regulated environments.

Qualifications

• 5–8 years' experience supporting enterprise infrastructure environments.
• Experience supporting mission-critical production environments.
• Strong troubleshooting and root cause analysis capability.

Responsibilities

• Install, configure and maintain enterprise operating systems and infrastructure platforms.
• Monitor production systems to ensure maximum availability, resilience and performance.
• Support incident, problem and change management processes in accordance with ITIL standards.

Skills

Windows Server Administration

Linux Administration (RHEL preferred)

VMware

Azure Infrastructure

PowerShell

Bash

Enterprise Storage

Active Directory

Monitoring Tools (SolarWinds, SCOM, Dynatrace, Zabbix, PRTG or similar)

Disaster Recovery

Tools

Backup Technologies

Load Balancers

DNS

DHCP

Web Servers

Server Hardening

ITIL

Job description

Overview

Our client within the banking sector is seeking an experienced Systems Engineer to provide specialist technical expertise across enterprise infrastructure and systems platforms. The successful candidate will be responsible for installing, configuring, maintaining, monitoring and optimising critical production environments while ensuring platform stability, performance, resilience and security.

Working within a highly regulated banking environment, you will support business-critical systems through proactive monitoring, incident resolution, automation and continuous improvement initiatives.

The ideal candidate enjoys solving complex infrastructure problems, improving operational efficiency and maintaining highly available enterprise environments.

Key Responsibilities

• Install, configure and maintain enterprise operating systems and infrastructure platforms.
• Monitor production systems to ensure maximum availability, resilience and performance.
• Perform system upgrades, patching and lifecycle management.
• Investigate system failures and perform detailed root cause analysis.
• Implement performance tuning across operating systems and enterprise applications.
• Support disaster recovery, backup and business continuity initiatives.
• Automate repetitive administration tasks using scripting and automation tools.
• Maintain enterprise monitoring solutions and respond to production alerts.
• Support incident, problem and change management processes in accordance with ITIL standards.
• Collaborate closely with Infrastructure, Cloud, Security, Networks, Database, Middleware and Application Support teams.
• Ensure compliance with security, governance and operational risk requirements.
• Produce and maintain technical documentation, standards and operational procedures.
• Provide technical support during planned maintenance windows and major incidents.
• Participate in continuous improvement initiatives to enhance platform stability and operational efficiency.

Essential Technical Skills

• Windows Server Administration
• Linux Administration (RHEL preferred)
• VMware
• Azure Infrastructure
• PowerShell
• Bash
• Enterprise Storage
• Active Directory
• DNS
• DHCP
• IIS
• Web Servers
• Load Balancers
• Monitoring Tools (SolarWinds, SCOM, Dynatrace, Zabbix, PRTG or similar)
• Backup Technologies
• Automation
• Infrastructure Monitoring
• Performance Tuning
• High Availability
• Disaster Recovery
• Patch Management
• Server Hardening
• ITIL

Preferred Experience

• 5–8 years' experience supporting enterprise infrastructure environments.
• Experience supporting mission-critical production environments.
• Experience within Banking, Financial Services or other highly regulated industries.
• Exposure to Cloud technologies and hybrid infrastructure.
• Strong troubleshooting and root cause analysis capability.
• Experience working within change-controlled production environments.

Personal Attributes

• Strong analytical and problem-solving skills.
• Excellent communication and stakeholder engagement.
• Calm under pressure.
• Highly organised with strong attention to detail.
• Customer and service focused.
• Continuous learner with a proactive mindset.
• Strong team player.

Nice to Have

• Azure Administrator
• Microsoft Certified
• Red Hat Certification
• VMware Certification
• ITIL Foundation