- Singapore
Virtusa Hiring! Full Time Architect in - Ricebowl
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Job Description
Responsibilities
Network Manager / Network Infrastructure Manager
Key Responsibilities
Lead the network engineering and network operations function.
Design and maintain enterprise LAN, WAN, WLAN and data-center networks.
Manage routers, switches, firewalls, load balancers and network security infrastructure.
Define network architecture, standards, policies and operational procedures.
Ensure high availability, resilience and performance of critical network services.
Manage routing and switching, including BGP, OSPF, EIGRP and VLANs.
Manage SD-WAN, VPN, Internet connectivity and hybrid-cloud connectivity.
Work closely with cloud teams on AWS/Azure/GCP network architecture.
Manage network segmentation, firewall policies, NAC and security controls.
Monitor network health, capacity, availability and performance.
Lead troubleshooting of major network incidents and perform root-cause analysis (RCA).
Establish and track network SLAs, KPIs and availability targets.
Develop network capacity plans and technology roadmaps.
Lead network upgrades, migrations, data-center moves and new-site deployments.
Implement network automation and configuration management where appropriate.
Maintain accurate network diagrams, configurations, IPAM and technical documentation.
Manage network technology vendors, telecom providers and managed-service providers.
Own or contribute to network budgets, contracts and technology procurement.
Ensure network infrastructure complies with organizational security and regulatory requirements.
Develop and test business continuity and disaster recovery plans.
Lead change management and ensure production changes follow approved processes.
Mentor network engineers and build technical capability within the team.
These responsibilities are consistent with current Network Manager descriptions, which commonly emphasize infrastructure design, security, troubleshooting, upgrades, documentation, vendor management, budgeting and team leadership
Core Technical Skills
Networking
TCP/IP
DNS / DHCP
IPv4 / IPv6
VLAN / VXLAN
STP
ARP
QoS
NAT
Routing and switching
BGP
OSPF
MPLS
Key Responsibilities
Lead the network engineering and network operations function.
Design and maintain enterprise LAN, WAN, WLAN and data-center networks.
Manage routers, switches, firewalls, load balancers and network security infrastructure.
Define network architecture, standards, policies and operational procedures.
Ensure high availability, resilience and performance of critical network services.
Manage routing and switching, including BGP, OSPF, EIGRP and VLANs.
Manage SD-WAN, VPN, Internet connectivity and hybrid-cloud connectivity.
Work closely with cloud teams on AWS/Azure/GCP network architecture.
Manage network segmentation, firewall policies, NAC and security controls.
Monitor network health, capacity, availability and performance.
Lead troubleshooting of major network incidents and perform root-cause analysis (RCA).
Establish and track network SLAs, KPIs and availability targets.
Develop network capacity plans and technology roadmaps.
Lead network upgrades, migrations, data-center moves and new-site deployments.
Implement network automation and configuration management where appropriate.
Maintain accurate network diagrams, configurations, IPAM and technical documentation.
Manage network technology vendors, telecom providers and managed-service providers.
Own or contribute to network budgets, contracts and technology procurement.
Ensure network infrastructure complies with organizational security and regulatory requirements.
Develop and test business continuity and disaster recovery plans.
Lead change management and ensure production changes follow approved processes.
Mentor network engineers and build technical capability within the team.
These responsibilities are consistent with current Network Manager descriptions, which commonly emphasize infrastructure design, security, troubleshooting, upgrades, documentation, vendor management, budgeting and team leadership
Core Technical Skills
Networking
TCP/IP
DNS / DHCP
IPv4 / IPv6
VLAN / VXLAN
STP
ARP
QoS
NAT
Routing and switching
BGP
OSPF
MPLS
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