Network Engineer (Cisco Switching and Routing)

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 (Cisco Switching and Routing) (12hrs Shiftwork & 24/7 Standby Shift required).

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

Job Description

Key Responsibilities

- Manage and support enterprise network infrastructure including routing, switching, SD-WAN, firewalls, VPN gateways, load balancers, and network segmentation technologies across multi-vendor platforms.

- Operate and maintain network platforms including Cisco ACI data centre fabric, Cisco SD-WAN environments, Cisco Software Defined Access (SDA) campus networks, and Cisco Secure Network Analytics (SNA) solutions.

- Manage enterprise firewall and network security platforms including Palo Alto and Checkpoint firewalls, ensuring secure connectivity, traffic inspection, and policy enforcement.

- Configure and maintain secure network connectivity using IPSec VPN, SSL/TLS encryption, and 802.1x network authentication protocols.

- Monitor network health and performance using enterprise monitoring and analytics platforms, ensuring proactive identification of network faults, capacity bottlenecks, and performance degradation.

- Configure and maintain network monitoring, logging, and analytics tools, integrating telemetry and network flow analysis to support operational visibility and troubleshooting.

- Support implementation and operation of Network Access Control (NAC), IP address management systems, and network segmentation frameworks to ensure secure and compliant network access.

- Provide technical support for SD-WAN deployment, configuration, onboarding of new sites, and lifecycle maintenance activities across the enterprise WAN environment.

- Support security operations by integrating network infrastructure with intrusion detection/prevention systems (IDS/IPS), application gateways, and threat monitoring platforms.

- Troubleshoot complex network issues across data centre, campus, and WAN environments, ensuring timely incident resolution in accordance with service level requirements.

- Collaborate with infrastructure, security, and operations teams to support incident response, system upgrades, infrastructure changes, and service improvements.

- Develop automation and operational scripts using tools such as Python, Ansible, or network orchestration frameworks to improve operational efficiency and configuration consistency.

- Maintain network documentation, runbooks, and configuration baselines while supporting internal and external audit requirements.

Qualifications

Competency Requirements

- Minimum 3 years of experience in enterprise network implementation, operations, and troubleshooting across multi-vendor network environments.

- Strong technical knowledge of routing and switching protocols, SD-WAN technologies, network segmentation, and enterprise firewall architectures.

- Hands-on experience with enterprise networking platforms including:

- Cisco ACI

- Cisco SD-WAN

- Cisco Software Defined Access (SDA)

- Cisco Secure Network Analytics (SNA)

- Palo Alto Firewalls

- Checkpoint Firewalls

- Understanding of network security principles including IPSec, SSL/TLS, NAC, network segmentation, and zero-trust architecture frameworks.

- Familiarity with network automation and orchestration tools, including scripting using Python or configuration management tools such as Ansible.

- Certification: Cisco Certified Network Associate (CCNA) or equivalent professional certification.

- Strong analytical and troubleshooting skills with the ability to diagnose and resolve complex network issues in enterprise environments.

CONSULTANT DETAILS

Consultant Name:
Abinaya R Reg No: R1765546
Avensys Consulting Pte Ltd
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