Senior Systems Engineer

Key Responsibilities

• Monitor and resolve server and network issues to keep our systems performing at their best.
• Own patching, Group Policy, and core platform maintenance.
• Deploy and manage Microsoft Defender, Sentinel, and other security tooling.
• Analyse security alerts, investigate incidents, and drive continuous improvement.
• Run security audits, risk assessments, and help develop modern, practical security policies.
• Work with internal teams to deliver secure, compliant solutions across the business.
• Support platform‑related projects and act as a technical escalation for the Service Desk.
• Build strong relationships with external partners and guide Systems Engineers when required.

Skills, Knowledge & Expertise

• 5+ years’ experience in a Senior IT Infrastructure or similar role.
• Hands‑on experience with Microsoft Defender, Intune, and at least 3 years with Microsoft Sentinel.
• Strong understanding of network protocols, firewalls, and core security technologies.
• Solid experience with Nutanix hyperconverged solutions and Microsoft SQL.
• A strong grasp of IT policy frameworks, risk management, and compliance best practices.
• Proven capability in cloud security and risk mitigation.
• Excellent communication, analysis, and problem‑solving skills.
• The ability to work independently, collaborate effectively, and support wider teams.
• A relevant degree in Computer Science, IT, or related discipline.
• Bonus: Microsoft security certifications such as SC‑200, SC‑300, SC‑400, SC‑900, or MAZ‑500.