Infrastructure & Systems Security Team Lead

mawhiba; Saudi Arabia; On-site; SAR 120,000 - 180,000; Full time

Job summary

mawhiba in Saudi Arabia seeks a seasoned Infrastructure Lead to oversee operation, security, reliability and availability of IT systems across on‑premises and cloud environments, ensuring secure and stable delivery of critical IT services.

You will manage networks, security controls, vulnerability management, access protections, and business continuity, coordinating with internal teams to keep services resilient and compliant.

Qualifications

• Bachelor’s degree in Information Technology, Computer Science, or related field.
• 6+ years of total professional experience.
• Experience across on-premises and cloud environments.
• Strong focus on security controls and incident management.

Responsibilities

• Lead and support operation, security, reliability, and availability of IT infrastructure.
• Manage IT infrastructure across on‑premises, Azure, DEEM Cloud, and hybrid environments.
• Monitor availability, performance, and capacity; address issues affecting service continuity.
• Maintain secure configurations and hardening standards; support disaster recovery tests.
• Manage network infrastructure and secure connectivity between on‑premises and cloud.
• Coordinate security patches, vulnerability remediation, and security monitoring.
• Prepare periodic operational reports on availability, incidents, and improvements.

Skills

Infrastructure operations

Cloud & hybrid environments

Network management

Security monitoring

Access controls

Vulnerability management

Disaster recovery

Documentation

Education

Bachelor’s degree in IT/CS/CE

Tools

Cisco Call Manager

VPN

Firewall

Web proxy

Job description

Lead and support the operation, security, reliability, and availability of IT infrastructure and systems across on-premises and cloud environments, including networks, infrastructure security, access controls, vulnerability management, and business continuity, to ensure secure and stable delivery of critical IT services.

Key Responsibilities & Duties:

Infrastructure & Cloud Operations

• Manage and support IT infrastructure across on-premises, Microsoft Azure, DEEM Cloud, and hybrid cloud environments.
• Monitor the availability, performance, and capacity of infrastructure services and address technical issues affecting service continuity.
• Support data center infrastructure, servers, backup solutions, and related technology services.
• Maintain secure configurations and technical hardening standards across infrastructure components.

Network & Connectivity

• Manage enterprise network infrastructure, including routers, switches, VLANs, MPLS, WAN connectivity, and Wi-Fi environments.
• Monitor network performance and availability and troubleshoot connectivity and infrastructure issues.
• Maintain secure connectivity between on-premises environments, cloud platforms, internet services, and external service providers.
• Support unified communications and voice services, including Cisco Call Manager, voice gateways, and SIP connectivity, as required.

Infrastructure & Systems Security

• Implement and maintain security controls across networks, servers, endpoints, databases, cloud environments, and digital services.
• Manage infrastructure security solutions, including firewalls, VPN, web proxy, endpoint protection, and secure remote access.
• Monitor security events and alerts through relevant monitoring platforms and investigate incidents based on their technical impact and priority.
• Support incident containment, service recovery, and improvement of security monitoring controls.

Access, Vulnerability & Security Management

• Manage and review user, system, and application access controls in accordance with approved security policies and least-privilege principles.
• Support multi-factor authentication and other access protection mechanisms across relevant systems and services.
• Analyze vulnerability assessment results and coordinate remediation and security patching activities.
• Verify the completion and effectiveness of security updates, technical hardening, and corrective actions.

Business Continuity & Disaster Recovery

• Support backup, restore, high-availability, and disaster recovery capabilities for critical IT services.
• Execute and participate in disaster recovery, failover, and service restoration tests.
• Verify the readiness and recoverability of critical systems across DEEM Cloud and data center environments.
• Identify technical risks affecting infrastructure availability and support appropriate mitigation actions.

Technical Projects, Readiness & Coordination

• Support infrastructure implementation, upgrades, and technical projects in coordination with internal teams, contractors, vendors, and service providers.
• Review infrastructure and security readiness before new systems and services are moved into production.
• Validate that security controls do not adversely affect system performance, connectivity, or service availability.
• Coordinate technical requirements and follow up on infrastructure-related issues with technology vendors and service providers.
• Prepare periodic operational reports covering infrastructure availability, security incidents, vulnerabilities, risks, and remediation progress.
• Monitor technical and security performance indicators and identify recurring issues and improvement opportunities.
• Maintain technical and security documentation to support operational continuity, audit requirements, and future improvements.
• Recommend practical improvements to infrastructure, security controls, monitoring tools, and operational processes.

Qualifications

• Bachelor’s degree, preferably in Information Technology, Computer Science, Computer Engineering, Network Engineering, or another field relevant to the role.

Experience

• 6+ years of total professional experience.