Roles and responsibilities: 
Making sure a company’s network runs smoothly is no easy task. Like a captain running a ship, senior network engineers have many responsibilities that, if neglected, will result in catastrophic failure. The following is a list of the most important senior network engineer duties.

Experience - 7 to 10 years
•    Designing and implementing network infrastructure based on organizational requirements.
•    Installing and configuring network hardware like routers, switches, and firewalls.
•    Monitoring network performance, ensuring system availability and reliability.
•    Maintaining network hardware and software, troubleshooting issues to minimize downtime.
•    Collaborating with IT professionals to develop and implement network security measures.
•    Automating network deployment using tools etc

Required Skills & qualifications:

SKILLS 
•    Network Security 
•    Firewall, 
•    Load balancer, 
•    SLB & WAF NAT 
•    Policy Creation 
•    Application Control 
•    VPNs (Site-Site, IPSEC) 
•    Remote Access VPN SSL 
•    Networking TCP/IP Protocols, 
•    IPv4, DHCP, DNS, OSI, NAT, ACL, Subnetting 
•    Routing & Switching 
•    Static Routing, Dynamic Routing Protocols (EIGRP, OSPF), VLAN, DTP, VTP, STP, RSTP, 
•    Ether-Channel, Port-Security, HSRP, GLBP, Cisco Routers and Switches. 
•    Other Basic knowledge of MFA and VMware virtualization