Sr Systems Support Engineer

6-8 Years

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Early Applicant

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

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