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.