Olayan Saudi Holding
Riyadh, Saudi ArabiaPosted 1 weeks ago
Apply link checked 2 days ago
Apply now » Req ID: 4446 Senior Officer, Delivery Date: 5 Oct 2026 Company: Saudi Xerox Agencies Co. Location: Riyadh, SA Department: Commercial Sub Department: Commercial – Project Delivery Number of Openings: 1 Role Purpose: Design, deploy, secure, operate and continuously improve enterprise network and cybersecurity environments across on-premises, private-cloud, public-cloud and hybrid infrastructures. Provide hands-on technical delivery and managed-services support for network security, cloud networking, endpoint security, data protection, encryption, identity controls, monitoring and incident response. Translate business and security requirements into resilient, scalable and compliant solutions while maintaining documentation and agreed service levels. Key Accountabilities Key Activities Network Security Operations • Manage enterprise firewalls, security gateways and secure remote access across data centers, branches and cloud environments. • Configure and monitor IDS/IPS, threat prevention, web filtering, application control and network malware protection. • Design segmentation and micro-segmentation using VLANs, VRFs, subnets, security zones, security groups and access-control policies. • Support routing, switching, DNS, DHCP, load balancing, wireless, SD-WAN, site-to-site VPN, client VPN and private connectivity. • Monitor availability, capacity and security events; troubleshoot complex issues and perform root-cause analysis. Cloud & Hybrid Network Engineering • Design and manage virtual networks across supported public and private cloud platforms, including approved subnets and security zones. • Configure security groups, cloud firewall controls, route tables, gateways, private endpoints and platform connectivity services. • Manage IP addressing, DNS, network interfaces and deployment of cloud resources into approved network segments. • Configure cloud peering and secure hybrid connectivity through VPN, dedicated circuits, interconnect services and routing gateways. • Maintain cloud-network diagrams, IP plans, dependency maps, configuration baselines and runbooks. Endpoint Security & Hardening • Administer EDR/XDR, anti-malware, host firewall, application control, device control and endpoint-detection policies. • Implement server and endpoint hardening, security baselines, patching controls, vulnerability remediation and compliance policies. • Investigate alerts, isolate affected devices when authorized, coordinate containment and recovery, and document findings. • Support mobile-device management, unified endpoint management and secure access controls. Data Protection, DLP & Classification • Implement DLP policies across endpoints, email, collaboration platforms, cloud services and supported applications. • Enforce classification, sensitivity labeling, handling, retention and secure information-sharing controls. • Configure encryption for data at rest and in transit across disks, files, databases, storage, backup and communications. • Support discovery, policy tuning, exceptions, alert investigation and compliance evidence collection. Key, Vault, Certificate & Secrets Management • Manage enterprise or cloud vaults, key stores, HSM integrations and secrets-management services. • Generate or securely import cryptographic material and manage key lifecycle, rotation, revocation, archival and retirement. • Manage secrets, service credentials, tokens and certificates, including permissions, expiry, renewal and audit logs. • Assign encryption keys to supported storage, database, backup, virtual-disk and application resources. Identity, Access & Cloud Security Governance • Configure and review IAM users, roles, groups, service identities, policies and privileged access using least privilege and segregation of duties. • Implement MFA, conditional access and secure administrative access where supported. • Apply cloud-security posture, workload protection, logging, monitoring, configuration and compliance controls. • Participate in architecture reviews, risk and vulnerability assessments, and remediation planning. Security Monitoring & Incident Response • Integrate network, cloud, endpoint, identity and security platforms with centralized monitoring, SIEM, SOC and managed-detection services. • Monitor alerts and logs, triage incidents, collect evidence and coordinate escalation, containment, recovery and post-incident actions. • Maintain use cases, alert rules, dashboards, health checks and operational reports. • Perform root-cause analysis and recommend preventive improvements. Deployment, Managed Services & Documentation • Deliver implementation, migration, configuration, testing, handover and ongoing support for cloud and on-premises network-security projects. • Prepare HLD/LLD, method statements, implementation, test and rollback plans, as-built records and operational runbooks. • Execute incidents, requests, changes and problems within agreed SLAs and change-management procedures. • Coordinate with cus
Role Purpose: Design, deploy, secure, operate and continuously improve enterprise network and cybersecurity environments across on-premises, private-cloud, public-cloud and hybrid infrastructures. Provide hands-on technical delivery and managed-services support for network security, cloud networking, endpoint security, data protection, encryption, identity controls, monitoring and incident response. Translate business and security requirements into resilient, scalable and compliant solutions while maintaining documentation and agreed service levels. Key Accountabilities Key Activities Network Security Operations • Manage enterprise firewalls, security gateways and secure remote access across data centers, branches and cloud environments. • Configure and monitor IDS/IPS, threat prevention, web filtering, application control and network malware protection. • Design segmentation and micro-segmentation using VLANs, VRFs, subnets, security zones, security groups and access-control policies. • Support routing, switching, DNS, DHCP, load balancing, wireless, SD-WAN, site-to-site VPN, client VPN and private connectivity. • Monitor availability, capacity and security events; troubleshoot complex issues and perform root-cause analysis. Cloud & Hybrid Network Engineering • Design and manage virtual networks across supported public and private cloud platforms, including approved subnets and security zones. • Configure security groups, cloud firewall controls, route tables, gateways, private endpoints and platform connectivity services. • Manage IP addressing, DNS, network interfaces and deployment of cloud resources into approved network segments. • Configure cloud peering and secure hybrid connectivity through VPN, dedicated circuits, interconnect services and routing gateways. • Maintain cloud-network diagrams, IP plans, dependency maps, configuration baselines and runbooks. Endpoint Security & Hardening • Administer EDR/XDR, anti-malware, host firewall, application control, device control and endpoint-detection policies. • Implement server and endpoint hardening, security baselines, patching controls, vulnerability remediation and compliance policies. • Investigate alerts, isolate affected devices when authorized, coordinate containment and recovery, and document findings. • Support mobile-device management, unified endpoint management and secure access controls. Data Protection, DLP & Classification • Implement DLP policies across endpoints, email, collaboration platforms, cloud services and supported applications. • Enforce classification, sensitivity labeling, handling, retention and secure information-sharing controls. • Configure encryption for data at rest and in transit across disks, files, databases, storage, backup and communications. • Support discovery, policy tuning, exceptions, alert investigation and compliance evidence collection. Key, Vault, Certificate & Secrets Management • Manage enterprise or cloud vaults, key stores, HSM integrations and secrets-management services. • Generate or securely import cryptographic material and manage key lifecycle, rotation, revocation, archival and retirement. • Manage secrets, service credentials, tokens and certificates, including permissions, expiry, renewal and audit logs. • Assign encryption keys to supported storage, database, backup, virtual-disk and application resources. Identity, Access & Cloud Security Governance • Configure and review IAM users, roles, groups, service identities, policies and privileged access using least privilege and segregation of duties. • Implement MFA, conditional access and secure administrative access where supported. • Apply cloud-security posture, workload protection, logging, monitoring, configuration and compliance controls. • Participate in architecture reviews, risk and vulnerability assessments, and remediation planning. Security Monitoring & Incident Response • Integrate network, cloud, endpoint, identity and security platforms with centralized monitoring, SIEM, SOC and managed-detection services. • Monitor alerts and logs, triage incidents, collect evidence and coordinate escalation, containment, recovery and post-incident actions. • Maintain use cases, alert rules, dashboards, health checks and operational reports. • Perform root-cause analysis and recommend preventive improvements. Deployment, Managed Services & Documentation • Deliver implementation, migration, configuration, testing, handover and ongoing support for cloud and on-premises network-security projects. • Prepare HLD/LLD, method statements, implementation, test and rollback plans, as-built records and operational runbooks. • Execute incidents, requests, changes and problems within agreed SLAs and change-management procedures. • Coordinate with cus
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