Network Engineer

SOLIDUS IT CONSULTING PTE. LTD.; Singapore; On-site; SGD 120,000 - 160,000; Full time

Job summary

SOLIDUS IT CONSULTING PTE. LTD. is seeking an experienced Senior Network Engineer to administer and optimize WAN, LAN, Wi‑Fi networks and to lead initiatives across regional teams.

You will troubleshoot complex incidents, design and implement scalable network solutions, and collaborate with security teams to ensure regulatory compliance. The role requires 8-12 years of networking experience, CCNA/CCNP preferred, and experience with data centre architectures, firewalls and load balancers.

Qualifications

• Bachelor's degree in CS/IT/Network Eng or related field.
• CCNA/CCNP or equivalent certification preferred.
• Fortinet, Palo Alto or Check Point firewall certs are a plus.

Responsibilities

• Administer, monitor, maintain and optimize WAN, LAN, Wi‑Fi networks.
• Troubleshoot complex incidents including latency, DNS, VPN issues.
• Configure, backup and document networks and devices.
• Collaborate with regional team on new technical solutions.
• Ensure security and regulatory compliance in design and operations.

Education

Bachelor's Degree in Computer Science / IT / Network Engineering

CCNA / CCNP or related certification

Fortinet NSE / Palo Alto / Check Point firewall certification

Tools

BGP

EIGRP

OSPF

MPLS

VLANs

IPsec

TCP/IP

QoS

F5 BIG-IP

AVI Load Balancer

DNS/DHCP/NTP/IPAM

Ansible

Python scripting

Terraform

Job description

Roles & Responsibilities

• Administer, Monitor, maintain and optimize WAN, LAN, Wi‑Fi networks for optimal performance and maximum availability.
• Troubleshoot complex incidents (latency, packet drops, DNS issues, firewall policies, VPN instability).
• Perform WAN/LAN/Wi‑Fi/Firewall/Load balancer configuration, backups, and regular network documentation updates.
• Collaborate with regional team on the design and implementation of new technical solutions.
• Troubleshoot and optimize WAN circuits with upstream provider.
• Manage and coordinate the administration of several systems
• Visit to sites and regional Data Centres carry on the tasks as required
• Assist with security and third‑party software installations.
• Communicate and liaise with all company departments; notify appropriate parties immediately of any issues which may affect efficient operations including, but not limited to, outages, service disruptions, and network bottlenecks.
• Maximizes network performance by monitoring performance; troubleshooting network problems and outages; scheduling upgrades; collaborating with network architects for network optimization.
• Secure network system by establishing and enforcing policies; defining and monitoring access.
• Take an automated data driven approach to diagnosing and solving complex network infrastructure issues
• Leverage on automation skills and take a "dev ops" approach to improve efficiency of solving complex network infrastructure issues, network management.
• Capacity Planning: Perform ongoing network performance monitoring and capacity planning to handle current and future data demands.
• Security Compliance: Collaborate with security teams to ensure networks are designed and implemented with security best practices, regulatory compliance (e.g., GDPR, HIPAA), and threat mitigation in mind.
• Documentation and Standards: Develop and maintain documentation for network architecture, including diagrams, configuration guides, and operational procedures.
• Cross-Department Collaboration: Partner with application, cloud, and infrastructure teams to optimize overall system performance and deliver integrated solutions.
• Troubleshooting: Support for diagnosing, troubleshooting, and resolving complex network issues, ensuring business continuity.

Technical Requirements

• Networking Protocols: Expertise in IP networking protocols (e.g., BGP, EIGRP, OSPF, MPLS, VLANs, IPsec, TCP/IP, QoS) and related technologies.
• Network Security Technologies: Proficient in network security technologies like firewalls, VPNs, IDS/IPS, Load-balancers: F5 BIG-IP / AVI LB, Web proxy's; DDI Enterprise - DNS, DHCP, NTP, IPAM
• Security: Understanding of Network Segmentation in DMZ/ Perimeter networks, Zero Trust concepts, Cloud based DDOS/WAF capabilities.
• Network Monitoring: Familiarity with network monitoring tools (e.g., SolarWinds, Netscout, Wireshark) for performance and anomaly detection.
• Data Centre Architecture: In-depth understanding of data centre networking (e.g., spine-leaf, fabric architectures) and cloud connectivity.
• Cloud Networking: Good to have exposure, with basic understanding on various cloud-to-on-prem deployments like hybrid connectivity (VPN/Direct-Connect/Express-route)
• Network Automation: Knowledge of network automation tools (e.g., Ansible, Python scripting, Terraform) to automate configuration, deployment, and management processes.

Job Requirements

• Experience: 8-12 years of experience in networking in domains such as data networks, security, FW, Proxy, LB, Voice, etc,
• Demonstrated ability to lead cross-functional teams and communicate complex technical concepts to both technical and non-technical stakeholders.
• Proven track record of innovative problem-solving and ability to troubleshoot complex network systems.

Educational Requirements

• Bachelor's Degree: Degree in Computer Science, Information Technology, Network Engineering, or a related field is required.
• CCNA / CCNP or related professional certification is preferred.
• Firewall vendor certification (Fortinet NSE / Palo / Check Point) is good to have3.