Network Software Engineering Lead

United States Digital Space LLC; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Tata Consultancy Services seeks a Network Software Engineering Lead to design, deploy, and manage complex data communication networks across LANs, WANs and cloud environments.

The role requires 10+ years of experience with Cisco routing and switching, Meraki, SD-WAN, Azure networking, and security architectures. You will collaborate with vendors and service providers to ensure high availability and optimal performance.

Qualifications

• 10+ years of experience in network engineering and leadership.
• Experience with LAN/WAN, cloud networking, and security policies.
• Experience with vendor support and incident management.
• Experience with Azure networking and SD-WAN architectures.

Responsibilities

• Configure, deploy, and manage Cisco routers and switches in LAN/WAN.
• Monitor network performance and security using Meraki Dashboard, SD-WAN vManage.
• Perform firmware upgrades and configuration changes during maintenance windows.
• Troubleshoot hardware issues on Catalyst, Meraki, and SD-WAN devices.
• Collaborate with vendors and service providers for escalations and troubleshooting.
• Validate routing tables, ACLs, VPNs, QoS, and firewall policies.
• Update network documentation and incident logs with troubleshooting steps and resolutions.
• Design and manage Azure VNets, subnets, hub-spoke topologies.
• Configure Site-to-Site VPNs, ExpressRoute circuits.
• Implement Azure Load Balancer, Application Gateway, Front Door, Traffic Manager.

Skills

L3/L4 networking

Cisco routing & switching

Meraki

Azure networking

SD-WAN

Firewall management

Network monitoring

Tools

Meraki Dashboard

Cisco SD-WAN vManage

SNMP traps

Syslog

Azure Monitor

Network Watcher

Job description

Role: Network Software Engineering Lead

Required Technical Skill Set: Knowledge on handling L3/L4 activities

No of Requirements: 1

Desired Experience Range: 10 + Years

Desired Competencies (Technical/Behavioral Competency): Must-Have

Designs, builds, and maintains data communication networks like LANs, WANs, and cloud infrastructures. Routing and Switching, radius appliances , Firewall, MERAKI, SDWAN, Azure Network, proxies, accelerators, load balancers, traffics shaper and traffic analyser, application gateways , Security and Monitoring tools like Zscaler, site 24x7. ITSM Tools: SMAX

Good-to-Have:

Other Networking flavors

Responsibility of / Expectations from the Role

• Configure, deploy, and manage Cisco routers and switches in LAN/WAN environments for continual service, Cisco, Checkpoint, Fortigate, Palo Alto, Firewall and Azure Firewall.
• Continuously monitor network performance, availability, and security using Meraki Dashboard, Cisco SD-WAN vManage, Cisco, Checkpoint, Fortigate, Palo Alto, firewall and Azure Firewall.
• Configure and manage Cisco, Meraki devices, SDWAN Devices and firmware upgrades, patches, and configuration changes during maintenance windows while ensuring minimal disruption.
• Troubleshooting hardware related issue on Catalyst , Meraki and SDWAN devices
• Work closely with support teams, vendors (Cisco TAC, Meraki support), and service providers for escalations and troubleshooting to maintain a continual Support and service for the Infra
• Identify and resolve SD-WAN path failures, tunnel issues, or policy misconfigurations impacting application performance or site connectivity.
• Validate routing tables, ACLs, VPN configurations, QoS settings, and firewall policies to ensure they are correctly implemented as intended.
• Managing and remediate Meraki device issues, such as AP connectivity problems, switch port errors, or security appliance alerts, through the cloud management platform.
• Leverage Cisco IOS logs, Meraki event logs, SD-WAN troubleshooting dashboards, syslogs, and SNMP traps for in-depth troubleshooting.
• Validate routing tables, ACLs, VPN configurations, QoS settings, and firewall policies to ensure they are correctly implemented as intended.
• Update network documentation and incident logs with troubleshooting steps, resolutions, and lessons learned.
• Recommend upgrades or design changes to minimize common faults or simplify troubleshooting efforts.
• Network Architecture: Design and manage Azure Virtual Networks (VNets), subnets, VNet peering, and hub-and-spoke network topologies
• Hybrid Connectivity: Configure and support Site-to-Site VPNs, Point-to-Site VPNs, and Azure ExpressRoute circuits
• Traffic Management & Load Balancing: Implement Azure Load Balancer, Application Gateway, Azure Front Door, and Traffic Manager
• Security & Governance: Set up Network Security Groups (NSGs), Application Security Groups (ASGs), User Defined Routes (UDR), and Azure Firewall
• Automation & Infrastructure as Code (IaC): Deploy resources using Terraform, Bicep, ARM templates, or PowerShell/Python scripts
• Monitoring & Troubleshooting: Diagnose latency, packet loss, DNS resolution, and connectivity issues using Azure Monitor and Network Watcher
• Firewall Management: Policy Management : Build and update access control lists, network address translation (NAT) rules, and security policies; Network Defense : Monitor logs and network traffic for suspicious events or security threats; Maintenance : Apply software updates, firmware upgrades, and security patches to perimeter devices

Tata Consultancy Services is an IT services, consulting and business solutions organization that has been partnering with many of the world’s largest businesses in their transformation journeys for over 56 years. Its consulting-led, cognitive powered, portfolio of business, technology and engineering services and solutions is delivered through its unique Location Independent Agile™ delivery model, recognized as a benchmark of excellence in software development.

A part of the Tata group, India's largest multinational business group, TCS has over 601,000 of the world’s best-trained consultants in 55 countries. The company generated consolidated revenues of US $29 billion in the fiscal year ended March 31, 2024.

TCS' proactive stance on climate change and award-winning work with communities across the world have earned it a place in leading sustainability indices such as the MSCI Global Sustainability Index and the FTSE4Good Emerging Index.

At TCS, our values guide our decisions, shape our culture, and inspire us to achieve our shared vision. The TCS Values are integral to the TCS Way.

Leading Change: Embrace innovation and adapt rapidly to changes in technology and business, leading our organization and our customers to outperform and achieve sustainable growth.

Integrity: Be authentic, honest and transparent in all our interactions - building trust and credibility through all our actions.

Respect for Individual: Value the contribution of each and every team member - fostering a collaborative atmosphere, valuing diverse perspectives and ensuring that everyone feels welcome, as we strive and celebrate our success as a team.

Excellence: Be passionate in striving for the highest standards in everything we do, taking accountability for and exceeding the expectations of all our stakeholders.

Learning and Sharing: The world around us is changing rapidly and it is important to stay relevant. We will keep learning, seek new challenges, and take determined action to stay ahead and generously share our collective knowledge.