Network Administrator (Cloud Networking Specialist)

Must-haves (please do not apply if you don't carry any of the below mandates): This is a 100% onsite position based in Ahmedabad, Gujarat. Hands-on experience with Cloud Networking (Cloud - GCP, AWS, Azure) Routing & Switching: BGP (mandate), OSPF, MPLS, VLANs, RSTP, L2 security. Strong knowledge of network protocols, DNS, DHCP, VPNs, and firewalls. Hands-on experience with scripting language like Python, Bash etc. Hands-on experience with Infrastructure as Code (IaC) tools such as Terraform or CloudFormation. Description: The Senior Network Administrator is responsible for designing, implementing, and supporting enterprise and cloud network environments across a global footprint. This role requires deep expertise in routing, switching, SD-WAN, MPLS, firewalls, wireless, VoIP, and automation, combined with strong troubleshooting and ITIL-based incident management skills. The ideal candidate will bring experience from global enterprises, ensure network stability and scalability, and act as a mentor and subject matter expert within the team. Responsibilities: Support, Design & Architecture: Design, implement, and maintain enterprise-grade LAN/WAN, MPLS, SD-WAN, and cloud networking (AWS, Azure, GCP) ensuring scalability, resiliency, and security. Configuration & Deployment: Configure, monitor, and optimize advanced routing and switching infrastructures including BGP, OSPF, MPLS, VLANs, RSTP, and L2 security features (port security, DHCP snooping, dynamic ARP inspection). Quality of Service: Define and manage QoS policies across multi-vendor platforms to ensure consistent application, collaboration, and real-time traffic performance. Firewall & Security: Manage and secure global firewall environments with a focus on Palo Alto Networks technologies (Panorama, NGFW, GlobalProtect). Enterprise Wireless: Support and optimize enterprise wireless networks (Cisco, Meraki), including RF planning, heat map analysis, channel/power tuning, and RF interference troubleshooting, ensuring proper coverage, density, and security. Voice & Collaboration: Administer and troubleshoot VoIP and real-time communication services (SIP, WebRTC, SBCs, RTP), ensuring resiliency, QoS, and seamless end-user experience. Traffic & Protocol Analysis: Perform packet capture and deep traffic analysis with tools such as Wireshark, NetFlow, and syslog to resolve complex protocol and application issues. Automation: Automate network operations and provisioning tasks using Python, Ansible, or equivalent frameworks to improve efficiency and reduce human error. M&A Integrations: Integrate and consolidate networks during mergers and acquisitions, supporting global business initiatives with minimal downtime. Collaboration: Partner with global IT, security, and business teams to align infrastructure with enterprise strategy, cloud adoption, and compliance requirements. Operational Excellence: Proactively monitor network health, identify risks, and implement corrective and preventive measures. Provide mentorship to junior team members, ensuring consistent standards and best practices. Functional Competencies: Technical Mastery: Expert knowledge in routing, switching, MPLS, SD-WAN, VLAN segmentation, RSTP, QoS, wireless RF design, and VoIP/WebRTC services. Cloud Networking: Strong experience with AWS, Azure, or GCP cloud networking services (VPC, Transit Gateway, peering, VPNs, direct connect/express route). Security Acumen: Advanced understanding of firewalls, VPNs, L2 security controls, IDS/IPS, segmentation, and zero-trust principles. Troubleshooting Expertise: Skilled in packet/protocol analysis, TCP/IP behavior, and multi-vendor interoperability using Wireshark and related tools. Automation & Scripting: Proficiency in Python, REST APIs, and automation frameworks for configuration, monitoring, and compliance enforcement. Critical Thinking: Ability to analyze complex issues, identify root causes quickly, and design sustainable, long-term solutions. Incident & Escalation Management: Capable of handling incidents, problems, and escalations in line with ITIL guidelines, ensuring effective communication, prioritization, and resolution. Global Collaboration: Proven ability to work across regions, cultures, and time zones, especially in company integration and global service delivery. Communication & Leadership: Strong communicator capable of presenting technical and strategic information to executives, peers, and stakeholders. Qualifications: 4-5 years of hands-on experience in enterprise and global networking roles. Bachelor’s degree in Computer Science, Information Technology, Telecommunications, or related field. Strong industry certifications required: CCIE Enterprise, CCNP Wireless, Palo Alto Network Certified Network Security Professional, Python PCPP2 , GCP Professional Cloud Network Engineer. Hands-on experience with: Routing & Switching: BGP, OSPF, MPLS, VLANs, RSTP, L2 security. Wireless: Cisco/Meraki platforms, RF design, site surveys, heat maps, interference mitigation. VoIP/Collaboration: SIP, WebRTC, SBCs, RTP, QoS tuning. Security: Palo Alto NGFWs, VPNs, segmentation, NAC/AAA. Tools: Wireshark, NetFlow, syslog, SNMP, automation with Python/Ansible. Demonstrated success supporting MPLS/SD-WAN hybrid WAN infrastructures at global scale. Proven track record in M&A network integrations and cloud connectivity designs.

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