Network & Security Engineer - L2+

Gerab System Solutions is looking for a skilled and hands-on Network & Security Engineer (L2+) with strong experience in implementing, configuring, maintaining, and troubleshooting enterprise networking, wireless, firewall, and NAC solutions. • Implement, configure, maintain, and troubleshoot enterprise network infrastructure, including Cisco and Aruba switching, routing, and wireless solutions. • Perform network installations, migrations, upgrades, configuration changes, commissioning, and post-implementation testing. • Implement and troubleshoot next-generation firewalls, including Palo Alto Networks, FortiGate, and Sophos. • Configure and troubleshoot firewall policies, NAT, site-to-site IPsec VPNs, remote-access VPNs, routing, and security profiles. • Deploy, configure, and troubleshoot Network Access Control (NAC) solutions, including Cisco ISE and Aruba ClearPass. • Troubleshoot complex network connectivity, routing, wireless performance, authentication, and firewall-related issues. • Handle L2/L3 technical escalations, perform root cause analysis (RCA), and coordinate with vendors to resolve complex technical issues. • Execute implementation activities according to approved designs, Method of Procedure (MOP), change management processes, and project requirements. • Manage multiple customers, project implementations, AMC activities, and technical assignments simultaneously while meeting agreed timelines and service-level commitments. • Coordinate effectively with customers, project managers, internal technical teams, sales teams, and vendors to ensure smooth project execution and timely issue resolution. • Communicate technical issues, project progress, implementation requirements, dependencies, and potential delays clearly and proactively to relevant stakeholders. • Maintain professional customer relationships, manage expectations, address technical concerns, and handle escalations effectively. • Perform preventive maintenance, configuration backups, infrastructure health checks, and firmware upgrades as required. • Prepare and maintain technical documentation, network diagrams, implementation reports, configuration records, and troubleshooting/RCA reports. • Provide technical guidance to L1 engineers and other team members when required. • Take ownership of assigned activities from initial planning and implementation through troubleshooting, customer acceptance, and successful handover. • Minimum 5 to 10 years of hands-on experience in enterprise networking and network security, preferably within a system integration . • Strong practical knowledge of Cisco and/or Aruba switching, routing, and enterprise wireless technologies. • Hands-on implementation and troubleshooting experience with at least two firewall platforms: Palo Alto, FortiGate, or Sophos. • Practical experience implementing or troubleshooting Cisco ISE or Aruba ClearPass NAC solutions. • Strong understanding of TCP/IP, VLANs, subnetting, routing protocols, VPN technologies, network segmentation, and authentication services. • Experience with network migrations, security policy implementation, firmware upgrades, and troubleshooting in live production environments. • Ability to analyze network logs, packet captures, firewall sessions, and device outputs to identify and resolve technical issues. • Additional hands-on experience with cybersecurity products such as SIEM, EDR/XDR, WAF, endpoint security, or other security platforms will be an advantage. • Excellent verbal and written communication skills, strong customer-handling abilities, and the ability to manage multiple priorities effectively. • Strong time management, organizational, analytical, and problem-solving skills, with the ability to work independently and coordinate effectively with cross-functional teams. • Relevant vendor certifications such as CCNP Enterprise, Aruba, Palo Alto, or Fortinet certifications will be preferred. The ideal candidate is a practical, customer-focused engineer who can independently execute network and security implementations, troubleshoot complex technical issues, and take ownership of assigned tasks. Experience supporting multiple enterprise customers across project delivery and AMC environments will be highly valued.