Senior Network Security Engineer

Job Title: L3 Network Security Engineer Location: Belapur, Mumbai Working Days: 6 days per week. Weekly Offs: 6 offs per month (roster-based). Shift Type: Rotational (24x7 environment). Shift Allowance: Applicable per shift. Dress Code: Formal attire is mandatory during working hours. Job Role & Responsibilities: - To ensure optimal performance and reliability, develop and implement network designs, including topology, protocols, and network security measures. - Regularly monitor network systems and proactively identify and resolve network issues to minimize downtime and ensure smooth operations. - Implement and maintain network security measures, such as firewalls, intrusion detection systems, and access controls, to protect sensitive data from unauthorized access and cyber threats. - Lead and manage a team of network professionals, providing guidance, training, and support to ensure they perform their roles effectively and efficiently. - Maintain accurate and up-to-date documentation of network configurations, diagrams, processes, and procedures to facilitate troubleshooting, maintenance, and future network enhancements. - Write business requirement document and define technical scope of work for successful execution of the project. - Coordinate with various customer teams to understand overall requirement & trends in banking industry domain. - Experience building network strategy for public/private cloud adoption and movement from on-premise to hybrid based networks. - Have deep understanding of customer needs and design & recommend appropriate solutions. - Experience working with IT and Network leadership to articulate network and/or compliance strategies and plans and in develop value based customer proposals. - Ability to compose compelling, persuasive technical requirement document, solutions, scope of work, bill of material/quantity and commercial models that are passionate about addressing customer business/technical problems - Understanding client business process operations and business objectives; utilize knowledge on engagements/ analyzing workflow to design solutions (As-Is and To-Be Analysis and Freezing). - Understanding business environment of the client and positioning appropriate solution and articulating business values presentations. - Demonstrated effectiveness across multipe technologies. Be independently able to lead, defining scope of work & service levels, technical specifications, bill of quantity/material. - Client business requirements gathering and analysis, solution architecting, designing, deployment architecture, negotiation with OEMs/Vendors, technical compliance and Vendor Interlocks. - Understanding nuances of OEM/Vendor platforms and solutions – hardware, software, licensing and ability to decide on a specific OEM/Vendor based on technical requirements and work with OEM/Vendors in finalizing solution components, prepare BoQ/BoM along with OEM/Vendor - Ownership of change request and incidents to determine root cause. - Identification and mitigate various security threats Maintaining internal IT System in adherence with policies and standards - Play the role of verifier of configuration/architectural changes by other teams - Responsible for resolving escalated issues and risks with firm mitigation plans and escalate outstanding issues if required - Responsible for identifying needs for implementing new processes and analyse project trends to improve and optimize existing processes. Ensure both new and existing processes are being-followed. - Ensuring that all the audits findings are closed within given time and providing proofs (that can be shown to the auditor) to the Bank - Assisting the design team while designing the architecture for new branches such that all the security best practices are in place from day one. - Ensuring that all the network devices are configured as per the Bank’s security policy, best practices to ensure Secured Network Architecture. - Assisting Senior support tiers with project-based configuration and deployment work - Offsite technical implementation, installation, and configuration of hardware when required - All the escalations were done by L2 engineers. Qualifications - BE/B.Tech with 12+ years of working as a network security engineer or solution architect for a Network services complany, with emphasis on Infrastructure services and deep knowledge in overall networking & security with emphasis on Data Center in banking industry. - Experience in design & delivering network projects specifically in the area of DC/Cloud, Infrastructure security, and preferred experience in new deployment models and architectures such as SDN, Virtualization, Network security etc. Certifications - Applicant should have professional certifications (or equivalent) – CCDP, CCDE, CCIE Data Center, CCIE Routing and Switching, CCIE Service Provider, Juniper JNCIE-DC Juniper JNCIE-SP.