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Sr Systems Support Engineer

Harris Computer Systems
6-8 Years
Pune, India

This job is no longer accepting applications

Job Description

Responsibilities

  • Configures, maintains, and operates routers, switches, firewalls, load balancers, and monitoring tools
  • Installs physical equipment, connects cabling, organizes communication racks, and powers devices per documentation
  • Proactively monitors network infrastructure using monitoring tools, responds to alerts, and maintains updated topology documentation
  • Mentors, coaches, and shares knowledge with junior team members
  • Acts as an escalation point for complex incidents and requests
  • Independently handles routine network service requests, access provisioning, and documentation
  • Troubleshoots and resolves major incidents, leads outage bridges, and performs root cause analysis
  • Owns end-to-end network infrastructure projects (design, implementation, testing, and handover)
  • Develops subject matter expertise in domains such as datacenter networking, firewalls, load balancing, or cloud networking
  • Collaborates with senior engineers on large-scale infrastructure projects
  • Designs, deploys, configures, and troubleshoots Azure and AWS cloud networking solutions

Experience Required

  • 6+ years of experience in core Networking and Security
  • Strong experience in data security operations (administration, configuration, troubleshooting, and design)
  • Hands-on experience with multi-vendor firewalls (Checkpoint, Cisco ASA, Cisco Firepower, Fortinet, SonicWall, Palo Alto)
  • Experience with security tools such as WAF, NIPS, Firewall Analyzer, and DDoS protection
  • Strong understanding of L3 routing protocols (OSPF, BGP)
  • Experience with multi-vendor environments (Whitebox is a plus)
  • Solid knowledge of networking technologies: TCP/IP, DNS, BGP, OSPF, EIGRP, MPLS VPNs, VXLAN, Multicast
  • Experience with DMVPN, IPSEC, and encryption standards

Azure Networking (Enhanced Requirement)

  • Strong hands-on experience in deployment, configuration, and troubleshooting of Microsoft Azure networking services, including:
    • Virtual Networks (VNet), Subnets, IP Address Management
    • Network Security Groups (NSG) and Azure Firewall policy configuration and troubleshooting
    • Azure Load Balancer (L4) and Application Gateway (L7) setup, tuning, and issue resolution
    • Azure Front Door and Web Application Firewall (WAF) configuration and debugging
    • VPN Gateway (Site-to-Site, Point-to-Site) and ExpressRoute deployment and troubleshooting connectivity issues
    • User Defined Routes (UDR) and Network Virtual Appliances (NVA) configuration and routing issue analysis
    • Azure DNS, Traffic Manager, and Network Watcher for diagnostics and monitoring
  • Strong experience in troubleshooting Azure network issues, including:
    • Connectivity issues between VNets, subnets, and on-prem environments
    • Routing misconfigurations and asymmetric routing
    • NSG/Firewall rule conflicts and traffic drops
    • Load balancing and application gateway backend health issues
    • VPN/ExpressRoute latency, packet drops, and tunnel failures
  • Experience designing and implementing hybrid cloud connectivity (On-prem to Azure)
  • Strong understanding of Azure network security architecture and best practices
  • Experience with high availability, failover, and disaster recovery design in Azure networking
  • Hands-on experience with Infrastructure as Code (IaC) using ARM templates, Bicep, or Terraform
Cloud & Automation Skills

  • Knowledge of AWS networking and architectural principles
  • Experience with network automation using Python, Shell scripting, YAML
  • Familiarity with DevOps practices and CI/CD pipelines

Education & Certifications

  • Bachelor's degree in Engineering or related discipline (or equivalent experience)
  • Preferred certifications:
    • CCNA / CCNP
    • Security+
    • ITIL Foundation
    • Microsoft Azure Fundamentals / Azure Network Engineer Associate
Key Skills

  • Strong consulting and communication skills
  • Ability to work with internal and external stakeholders
  • Strong analytical and problem-solving abilities

More Info

Job Type:
Permanent Job
Industry:
Other
Function:
Networking And Security
Employment Type:
Full time

Job ID: 147499543

Last Updated: 10-06-2026 06:32:03 PM
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security tools , Yaml, Load Balancers, Networking Technologies, Monitoring Tools, Firewalls, Ipsec, Switches, Dmvpn, Shell Scripting, Python, Routers, Data Security Operations, L3 Routing Protocols, Infrastructure as Code, Multi-vendor Firewalls, Azure Networking Services, AWS Networking