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Senior Network & System Engineer
We are looking for an experienced Senior Network & Security Engineer responsible for designing, managing, securing, and troubleshooting the organization's LAN, WAN, internet connectivity, switching, wireless networks, firewalls, VPNs, and network security infrastructure. The successful candidate should have strong practical troubleshooting skills and the ability to diagnose network issues across multiple layers.
- Lahore
- Full-time
- On-site
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- Key Responsibilities
- Network Infrastructure: Configure, maintain, monitor, and troubleshoot LAN, WAN, VPN, SD-WAN, VLANs, routing, switching, wireless networks, ISP connectivity, network segmentation, QoS, and related enterprise network services across Head Office, Plant, and remote sites.
- Network Security: Administer and support enterprise firewalls, secure remote access, NAT, IPsec/SSL VPNs, IPS, web filtering, application control, access policies, firmware upgrades, and network security controls using Fortinet or equivalent platforms.
- Server & Operating Systems: Install, configure, administer, patch, monitor, and troubleshoot Windows Server and Linux environments, including Active Directory, Group Policy, DNS, DHCP, file services, authentication, permissions, certificates, and other core infrastructure services.
- Virtualization & Compute: Administer VMware vSphere environments including ESXi, vCenter, virtual machines, clusters, shared storage, resource utilization, snapshots, High Availability, failover, and related virtualization infrastructure.
- Cloud & Productivity Platforms: Administer and support Microsoft 365, Microsoft Entra ID, Exchange Online, SharePoint, Teams, OneDrive, Intune, Google Workspace, and cloud infrastructure services across Azure, OCI, or similar platforms.
- Storage, Backup & Disaster Recovery: Manage SAN, NAS, iSCSI, NFS, shared storage, enterprise backup platforms, replication, restore activities, retention policies, backup monitoring, and periodic disaster recovery and recovery testing.
- Infrastructure Security & Compliance: Perform patching, vulnerability remediation, system hardening, endpoint security configuration, MFA, Conditional Access, security baseline implementation, and support organizational cybersecurity and ISO 27001 compliance requirements.
- Monitoring & Incident Resolution: Monitor infrastructure availability, capacity, performance, backups, services, and connectivity; provide Level-2/Level-3 support, perform root cause analysis, and implement corrective actions for recurring infrastructure incidents.
- Automation & Configuration Management: Use PowerShell, Bash, Python, Ansible, APIs, and other automation tools to reduce repetitive administrative work, standardize configurations, automate monitoring, and improve operational efficiency.
- AI Adoption: Use approved AI tools such as OpenAI, Claude, Microsoft Copilot, GitHub Copilot, or similar platforms to accelerate scripting, troubleshooting, log analysis, documentation, automation, and technical research while maintaining data security and confidentiality.
- Infrastructure Projects & Implementation: Participate in server, network, cloud, security, office/site deployment, migration, upgrade, technology refresh, and disaster recovery projects under the direction of IT management.
- Technical Coordination: Work with OEMs, ISPs, cloud providers, vendors, and support partners for technical troubleshooting, implementation, escalation, and resolution of infrastructure-related issues.
- Documentation & Change Management: Maintain network diagrams, IP/VLAN records, server and VM inventories, backup configurations, SOPs, infrastructure documentation, and follow approved change-management procedures for production changes.
- Enterprise Application Infrastructure Support: Support the underlying infrastructure requirements of ERP, CRM, databases, APIs, web services, and internally hosted business applications, including connectivity, DNS, certificates, ports, services, and server dependencies.
- Continuous Improvement: Evaluate emerging technologies and recommend practical improvements in networking, systems, cloud, security, monitoring, automation, and AI that can improve reliability, security, and operational efficiency.
