Senior Infrastructure Engineer

Job Title: Senior Infrastructure EngineerLocation: BLOMINVEST Saudi Arabia, RiyadhDepartment: IT InfrastructureExperience Required: Minimum 8 yearsJob Summary: We are seeking a highly skilled and experienced Infrastructure Engineer to manage and optimize our enterprise IT infrastructure. The ideal candidate will have deep expertise in Fortinet firewalls, Windows Server environments, Cisco networking, cloud platforms including AWS and Google Cloud, and Microsoft 365 services. This role involves designing, implementing, and maintaining secure, scalable, and high-performing infrastructure solutions.Key Responsibilities: -• Design, deploy, and maintain Windows Server environments (AD, DNS, DHCP, Group Policy, etc.)• Configure and manage Fortinet firewalls including policies, VPNs, and threat protection• Administer and troubleshoot Cisco switches and routers, ensuring optimal network performance• Implement and manage cloud infrastructure on AWS and Google Cloud Platform (GCP)• Manage Microsoft 365 services including Exchange Online, SharePoint, PowerApps, and Power Automate• Monitor system performance, availability, and security across on-prem and cloud environments Perform regular patching, upgrades, and backups to ensure system integrity• Collaborate with security teams to enforce compliance and implement best practices• Document infrastructure configurations, procedures, and changes• Provide Tier 3 support for escalated infrastructure issues• Participate in disaster recovery planning and testingRequired Skills & Qualifications: -• Minimum 8 years of hands-on experience in IT infrastructure roles• Strong expertise in Fortinet firewall administration - Proficient in Windows Server technologies (2016/2019/2022)• Solid understanding of Cisco networking (Layer 2/3, VLANs, STP, routing protocols)• Experience with AWS services (EC2, VPC, IAM, S3, CloudWatch, etc.)• Experience with Google Cloud Platform (Compute Engine, IAM, networking)• Experience managing Microsoft 365 services including Exchange Online, SharePoint, PowerApps, and Power Automate• Familiarity with virtualization platforms (VMware, Hyper-V)• Strong troubleshooting and analytical skills• Excellent documentation and communication abilities• Relevant certifications (e.g., Fortinet NSE, AWS Certified Solutions Architect, Cisco CCNP, Microsoft Certified: Azure Administrator) are a plus