Network Security Engineer

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About the role

Job title: Network Security Engineer • Location: Hyderabad • Hybrid Mode Our Team:   Faced with an ever-increasing cyber-security threat, Sanofi needs to maintain a vigilant approach to protect their systems, infrastructure, and data. This team, behind Sanofi’s Next Generation Network & Security services and infrastructure that powers it, is looking for a self-motivated and innovative thinking individual to raise the bar on Sanofi’s Network Security systems while maintaining relevance in the fast moving and evolving network security industry.   As a member of the team, closely with Network Engineering, Cloud, Cybersecurity, Infrastructure, and Architecture teams to implement security controls, improve network resilience, automate security operations, and respond to security incidents.   You will also be interacting with cross-functional team engineers, architects, internal and vendor partners to evangelize and provide NextGEN network security 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: Network Security Engineering • Design and implement scalable, efficient, & cost-effective enterprise network security solutions • • Next-generation firewalls, VPNs, IDS/IPS, secure web gateways, and network access controls. • Keep Sanofi safe through active operation and defense of critical network infrastructure, developing and maintaining firewall policies, security zones, NAT, routing, and access-control policies. • Implement secure LAN, WAN, SD-WAN, Internet, data center, and cloud connectivity. • Design, implement and support network segmentation, micro-segmentation, and Zero Trust security initiatives. • Conduct security reviews of network designs and infrastructure changes. • Ensure network security controls comply with enterprise security standards and policies. Ultimately, ensure high levels of security, availability, and performance within the Sanofi’s environment.   Cloud & Modern Network Security • Implement security controls across AWS, Azure, and/or other cloud environments. • Secure hybrid and multi-cloud network connectivity. • Design secure connectivity between data centers, cloud platforms, SaaS environments, and remote users. • Support SASE, SSE, Zero Trust Network Access (ZTNA), and cloud security initiatives. • Partner with cloud engineers to secure VPC/VNet, routing, security groups, and cloud firewall architecture. Security Operations & Incident Response • Monitor network security events and investigate suspicious network activity. • Troubleshoot and respond to network security incidents. • Participate in incident response, root-cause analysis, and remediation activities. • Analyze firewall, proxy, VPN, IDS/IPS, DNS, and network traffic logs. • Work with SOC teams to improve detection and response capabilities. • Perform vulnerability remediation and security hardening of network infrastructure. Automation, Improve Efficiency & Continuous Improvement • Automate service delivery, network security provisioning, configuration, compliance, and operational processes. • Develop scripts and workflows using Python, Ansible, Terraform, APIs, or similar technologies. • Implement Infrastructure-as-Code and configuration-management practices. • Develop automated security compliance and configuration validation. • Identify opportunities to reduce manual operational activities through automation. Governance & Documentation • Maintain network security architecture diagrams, standards, procedures, and operational documentation. • Participate in security assessments, audits, and compliance activities. • Ensure network changes follow enterprise ch

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