IT Infrastructure & Cybersecurity Engineer

Scraped from: Afriworket

Job description

We are looking for an IT Infrastructure & Cybersecurity Engineer to manage, secure, and support company and client IT environments. The role covers Microsoft 365 administration, endpoint security, networking, monitoring, backups, technical support, and cybersecurity incident response. The successful candidate should be able to work independently, coordinate with team members during installations, troubleshoot technical issues, and maintain clear documentation. Key Responsibilities Microsoft 365 and Email Security • Manage Microsoft 365 users, licences, groups, shared mailboxes, Teams, OneDrive, and SharePoint. • Configure Entra ID, MFA, Conditional Access, administrator roles, and secure sign-in policies. • Handle onboarding, offboarding, password resets, session revocation, and compromised accounts. • Configure MX, SPF, DKIM, DMARC, anti-spam, anti-phishing, Safe Links, and Safe Attachments. • Review sign-in activity, audit logs, suspicious emails, mailbox rules, and third-party application access. Endpoint Security and Monitoring • Deploy and manage antivirus, EDR, endpoint protection, and monitoring tools. • Monitor computers and servers for security, performance, and software issues. • Manage Windows and third-party application updates. • Configure BitLocker, screen-lock policies, and other device-security settings. • Maintain records of devices, software, licences, and security tools. Networking and Infrastructure • Configure and support firewalls, routers, VPNs, Wi-Fi, DNS, DHCP, and related network settings. • Review firewall rules, firmware, and remote-access configurations. • Monitor connectivity and assist with network outages. • Prepare setup instructions and guide team members during equipment installation. • Maintain backups of firewall and network-device configurations. Backup and Recovery • Configure and monitor Microsoft 365, workstation, and server backups. • Investigate failed backups and confirm successful completion. • Restore files, emails, mailboxes, and system data. • Perform recovery tests and maintain backup documentation. • Support recovery after accidental deletion, hardware failure, ransomware, or system outages. Technical Support and Cybersecurity • Troubleshoot Windows, Outlook, Microsoft Office, printers, VPNs, internet connections, and business applications. • Record, prioritize, and resolve support tickets. • Monitor Microsoft 365, endpoint, cloud, and network-security alerts. • Investigate suspicious sign-ins, phishing, malware, and unauthorized access. • Block affected accounts, revoke sessions, reset credentials, and isolate devices when necessary. • Follow incident-response procedures and escalate serious incidents when required. • Coordinate with vendors, internet providers, and technical team members. Documentation and Reporting • Maintain records of users, devices, licences, networks, backups, and security configurations. • Document technical changes, incidents, setup instructions, and completed work. • Prepare reports on system health, patching, backups, security alerts, and unresolved risks. • Support security-awareness training and phishing simulations. Requirements • Practical experience with Microsoft 365 administration and Windows systems. • Knowledge of Entra ID, Exchange Online, MFA, Conditional Access, and Microsoft Defender. • Experience troubleshooting computers, email, applications, and network problems. • Understanding of endpoint security, EDR, backups, patching, firewalls, and VPNs. • Ability to manage IT environments independently and guide team members through setup and troubleshooting. • Strong problem-solving, communication, and documentation skills. • Ability to manage multiple tasks and client environments. • Basic PowerShell or scripting knowledge is an advantage. • Strong written and spoken English is required. Qualifications • Degree, diploma, or equivalent practical experience in IT, Computer Science, Software Engineering, Cybersecurity, or a related field. • Previous experience in IT support, systems administration, Microsoft 365, networking, or cybersecurity is preferred.