Network Engineer (CCNP Certified)

AVENSYS CONSULTING PTE. LTD.; Singapore; On-site; SGD 60,000 - 100,000; Full time

Job summary

Avensys Consulting Pte. Ltd. in Singapore is seeking an experienced Network Engineer (CCNP) to design, implement and optimize enterprise network infrastructure.

You will work with Cisco routing and switching, security and data center technologies to ensure high availability and performance. Responsibilities include configuring routers/switches, WAN/LAN, VPNs, and collaborating with security and IT teams. You should hold CCNP (Enterprise preferred), 5–8 years of enterprise networking, and a

Qualifications

• CCNP Certification (Enterprise preferred) required.
• Bachelor's degree in Computer Science, IT, Engineering or related field.
• 5–8 years of enterprise networking experience.
• Strong hands-on experience with Cisco routing & switching, security, and data center technologies.

Responsibilities

• Design, configure, implement and maintain enterprise LAN, WAN, WLAN, and data center network infrastructure.
• Install, configure, and troubleshoot Cisco routers, switches, wireless controllers, and firewalls.
• Manage and support Cisco technologies including Catalyst, Nexus, ISR, and ASR platforms.
• Configure routing protocols (BGP, OSPF, EIGRP, static).
• Implement high-availability solutions and monitor network performance.

Skills

Cisco routing

Cisco switching

CCNP certification

Network security

Troubleshooting

WAN/LAN

Network monitoring

Firewalls

Education

Bachelor's Degree in CS/IT/Engineering

CCNP Enterprise Certification

Tools

Cisco Catalyst

Cisco Nexus

Cisco ISR/ASR

Firewall platforms

Network monitoring tools

Job description

Avensys is a reputed global IT professional services company headquartered in Singapore. Our service spectrum includes enterprise solution consulting, business intelligence, business process automation and managed services. Given our decade of success we have evolved to become one of the top trusted providers in Singapore and service a client base across banking and financial services, insurance, information technology, healthcare, retail, and supply chain.

We are currently looking to hire Network Engineer (Must have CCNP).

This is an exciting opportunity to expand your skill set, achieve job satisfaction and work-life balance. More details as below.

Job Role:

Job Description

We are looking for an experienced Network Engineer (CCNP Certified) to design, implement, maintain, and optimize enterprise network infrastructure. The ideal candidate will have strong expertise in Cisco networking technologies, routing and switching, network security, and troubleshooting complex enterprise environments. You will work closely with infrastructure, security, and application teams to ensure high network availability, performance, and reliability.

Key Responsibilities

Design, configure, implement, and maintain enterprise LAN, WAN, WLAN, and data center network infrastructure.

Install, configure, and troubleshoot Cisco routers, switches, wireless controllers, and firewalls.

Manage and support Cisco technologies including Catalyst, Nexus, ISR, and ASR platforms.

Configure and troubleshoot routing protocols such as BGP, OSPF, EIGRP, and static routing.

Configure Layer 2 technologies including VLANs, STP, EtherChannel, and trunking.

Implement high-availability solutions including HSRP, VRRP, and redundancy mechanisms.

Monitor network performance and proactively resolve connectivity and performance issues.

Perform network capacity planning, upgrades, firmware updates, and patch management.

Troubleshoot complex network incidents and perform root cause analysis.

Work with security teams to implement network security policies and firewall configurations.

Support VPN connectivity including Site-to-Site VPN and Remote Access VPN.

Maintain network documentation including topology diagrams, configuration backups, and operational procedures.

Participate in disaster recovery planning and network resilience initiatives.

Coordinate with vendors, ISPs, and internal stakeholders for network-related projects.

Provide Level 2 and Level 3 network support during incidents and maintenance activities.

Participate in after-hours maintenance and on-call support when required.

Required Technical Skills

Strong hands-on experience with Cisco Routing & Switching

CCNP Certification (Enterprise preferred)

Cisco Catalyst and Nexus Switches

Cisco ISR and ASR Routers

LAN/WAN Technologies

Routing Protocols:

BGP

OSPF

EIGRP

Static Routing

Switching Technologies:

VLAN

STP

EtherChannel

Trunking

High Availability:

HSRP

VRRP

Wireless Networking

Cisco Wireless LAN Controllers

VPN Technologies

Network Monitoring Tools

DNS, DHCP, and IP Address Management

QoS Configuration

Network Security Best Practices

Preferred Skills

Experience with Cisco Firepower or Cisco ASA Firewalls.

Knowledge of SD-WAN technologies.

Familiarity with Cisco ISE (Identity Services Engine).

Experience with network automation using Python, Ansible, or REST APIs.

Exposure to cloud networking in AWS or Azure.

Experience with monitoring tools such as SolarWinds, PRTG, or Cisco DNA Center.

Qualifications

Bachelor's Degree in Computer Science, Information Technology, Engineering, or a related field.

5–8 years of enterprise networking experience.

CCNP Enterprise Certification (mandatory/preferred).

Additional certifications such as CCNA, Cisco SD-WAN, Fortinet NSE, or Palo Alto certifications are advantage

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