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.