Senior Network Engineer

Job Overview :Were looking for a skilled Assistant Manager Network Operations to lead a dynamic team of 10+ networking professionals across multiple locations. Based in Chennai, youll spearhead network operations across all branches, ensuring a robust and secure IT infrastructure while driving efficient processes and managing daily operations for our cybersecurity and healthcare clients.Key Responsibilities :- Team Leadership & Growth: Guide and inspire a team of 10+ networking professionals, overseeing shift schedules, conducting performance evaluations, and building a collaborative, results-driven culture.- Network Management: Supervise daily network operations to ensure optimal availability, performance, and security of IT infrastructure across all branches.- Process Optimization: Develop and implement network-focused IT processes to enhance performance, strengthen security, and enable scalable operations.- Cross-Location Coordination: Maintain consistent network service delivery and clear communication across Chennai and other branch locations.- Client Alignment: Partner with cybersecurity and healthcare teams to ensure network services meet business goals and comply with industry standards.- Performance Analysis: Monitor SLAs, conduct ticket audits, and use network performance metrics and root cause analysis to drive ongoing improvements.Required Skills/Technologies/Tools :- Firewall and Switches Technologies: Expertise in Fortinet firewalls (FG200F), Sophos, and D-Link switches/APs for configuration and management.- VPN & Remote Access: Proficiency in IPsec VPN, SSL VPN, SD-WAN, BGP, MPLS, and Zero Trust Network Access (ZTNA).- Authentication & Access Control: Experience with LDAP, RADIUS, SAML, Azure MFA, DUO, Okta, Single Sign-On (SSO), and Active Directory/Azure Entra ID.- Routing & Protocols: Advanced knowledge of TCP/IP, DNS, DHCP, HTTP/HTTPS, SSH, SSL/TLS, BGP, OSPF, SNMP, ARP, ICMP, and NAT.- Network Monitoring & Troubleshooting: Skilled in Wireshark, TCP Dump, Traceroute, nslookup, Curl, PRTG Network Monitor, Prometheus, and Grafana for performance analysis.- Virtualization: Experience with VMware vSphere, Hyper-V, and VirtualBox for virtualized environments.- Cloud Technologies: Proficiency in AWS (EC2, VPC, IAM, S3, Cloud NGFW, Load Balancers, Direct Connect) and Azure (Virtual Machines, Azure AD, VNet, WebApp, Application Gateway).- Operating Systems: Advanced administration of Windows Server (2019/2022), Linux, and macOS.- Tools & Platforms: Expertise in Freshservice, ManageEngine, Jenkins (CI/CD), Ansible, Panorama (centralized firewall management), Zscaler (cloud security), and Miradore (MDM).- Scripting for Automation: Proficiency in Python, PowerShell, or Bash for automating network tasks.- Documentation and Training Delivery: Ability to create network diagrams, SOPs, user manuals, and deliver training to teams.- ITSM Tools and SLA Management: Skilled in SLA tracking, ticket prioritization, and metrics reporting using ITSM platforms.Good to have Technologies/Tools : - Network Performance Monitoring: Experience with NetFlow, SolarWinds, or Cisco Thousand Eyes for advanced traffic analysis.- DevOps Integration: Familiarity with network automation tools like Cisco DNA Center or Ansible Tower.- IoT Network Management: Knowledge of managing IoT devices and networks, especially in healthcare environments.- Compliance Frameworks: Understanding of GDPR, HIPAA, or ISO 27001 for network security compliance.- Load Balancing: Experience with F5 BIG-IP, Citrix ADC, or AWS Elastic Load Balancer.- Network Virtualization: Familiarity with VMware NSX or Cisco ACI for virtualized network environments.- AI-Driven Networking: Exposure to AI-based network analytics tools (e.g., Juniper Mist AI, Arista Cloud Vision).- Certifications: Certifications (e.g., FortiGate NSE 1 & 2, CCNP, CCNA, ITIL v4, CompTIA Network+, CISSP) are a plus. (ref:hirist.tech)