Network Engineer

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About the role

Job title: Network Engineer • Location: Hyderabad • Hybrid Mode Our Team: Develop, Deploy and Manage Next Generation (NextGEN) Network technology solutions aligning with Sanofi’s vision and growth are the key functions of Sanofi’s Connectivity Products team.  This team, behind Sanofi’s Next Generation Network & Security services and infrastructure platform that powers it, is looking for a self-motivated and innovative thinking individual to raise the bar on Sanofi’s Network infrastructure while maintaining relevance in the fast moving and evolving network industry. As a member of the team, you will also be interacting with cross-functional team engineers, architects, internal and vendor partners to evangelize and provide NextGEN network technology solutions to; • Maximize the business value from Sanofi’s Digital Technology and Solutions investments. • Unleash innovation for our organization, employees, and customers.   Main responsibilities: • Designing and deploying scalable, efficient, & cost-effective Network, Network Security infrastructures & Software Defined Networking (SDN) ecosystem solutions. • Core network hardware including enterprise routers, switches, NextGEN firewalls, load balancers, and wireless controllers. • Traffic Optimization by managing and orchestrating advanced communication and routing protocols (such as BGP, OSPF, EIGRP, and QoS) to ensure efficient, error-free data transfer. • Network Security by implementing SASE, zero-trust principles, managing Next-Generation Firewalls (NGFW), set up secure VPN tunnels (IPsec, SSL), and enforce perimeter access controls • Resilient, high-performance network architectures spanning physical on-premises data centers and multi-cloud environments (e.g., AWS, Azure Cloud). • Drive efficiency & improvements that integrate automation and observability – monitoring and telemetry to improve efficiency, service delivery, automate configuration changes. • Opportunities to reduce manual operational activities and eliminate manual errors with Network Infrastructure-as-Code (IaC) initiatives using tools like Ansible, Terraform, Python with APIs, CI/CD pipelines, and automation platforms. • Engage and resolve escalated application performance and network / cloud operational issues. About you:   • 7+ years  of progressive and hands-on experience in enterprise Network and NetSec engineering, with a proven track record of handling large-scale deployment projects. • Technology leadership skills along with strong Interpersonal & Problem-Solving skills. • An enthusiasm for staying up to date with the very latest updates with Network technology solutions. • Relevant work experience in - • Networking Engineering – Routers & Switches along with Design, implementation, and migration experience of large-scale networks • Experience with LAN, Wi-Fi, WAN, Security & SASE technologies. • Design, implementation, and migration experience with Cisco – Nexus / Catalyst & Aruba (Wireless), Palo Alto, Zscaler technology. • Cloud & Hybrid Expertise: Proven experience connecting physical corporate infrastructure seamlessly to cloud platforms such as AWS VPCs, Azure ExpressRoute. • Designing & Deploying SASE/SSE Solutions: Implement CASB, SWG, ZTNA, and related capabilities; designing secure access across cloud, internet, and private environments. • Automation Mindset: Hands-on experience using scripting languages or automation frameworks to manage network infrastructure. • Strong Layer 2/Layer 3 network architectural design and engineering background and experience (LAN/WLAN/WAN and Layer 2/Layer 3) in a large enterprise network environment. • Expert level routing is a must (BGP & OSPF) • Knowledge of languages for scripting • Provisioning & Configuration management of networking

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