Job Description

We're looking for a hands-on Network Engineer to provide second/third-level operations support and drive the design, implementation, and maintenance of enterprise LAN/WAN environments. You'll troubleshoot complex incidents, deliver network projects, and improve service reliability through proactive capacity and change management. This role requires solid judgment, strong problem-solving skills, and the ability to allocate time effectively across BAU and project work.


Key Responsibilities


------------------------

Operations (L2/L3):

Own complex incident troubleshooting and root cause analysis across LAN/WAN, firewalls, and load balancers; meet or exceed SLAs.

Design & Implementation:

Plan and deliver network changes/projects (routing, switching, firewalls, load balancers) including build, test, deploy, and handover.

Change Governance:

Conduct change reviews and impact analyses; document back-out plans and risk mitigations.

Reliability Engineering:

Plan and execute scheduled maintenance; remediate software/hardware defects; reduce chronic issues through permanent fixes.

Capacity & Performance:

Proactively monitor and manage utilization; recommend architecture or configuration improvements to prevent bottlenecks.

Firewall Governance:

Perform compliance analysis for firewall requests and implement rules in line with policy/standards.

Platform Ownership:


Palo Alto (FW/IPS):

Policy management, threat profiles, upgrades, troubleshooting.


Cisco Routing & Switching:

Enterprise campus/edge; QoS, HSRP/VRRP, OSPF/BGP.


F5 LTM:

Traffic policies, SSL/TLS offload, health monitors, upgrades, and complex troubleshooting.

Cloud Networking:

Support AWS networking patterns (VPC, TGW, routing, SG/NACL); Systems Manager/Secrets Manager awareness a plus.

ITSM & Documentation:

Adhere to incident, problem, change processes; create/update SOPs, diagrams, and runbooks.

Vendor Management:

Manage TAC cases and escalations to resolution.

On-Call:

Participate in after-hours rotation and major incident bridges as needed.

Collaboration:

Partner with Security/DevOps/Application teams to improve service levels through better design, monitoring, and capacity planning.

Qualifications


------------------

Diploma or Degree in Computer/Network Engineering (or equivalent).

4+ years

of hands-on experience in enterprise networking operations and projects. Certifications (preferred):

Palo Alto (PCNSE/PCNSA)

,

Cisco (CCNP/CCNA)

,

ITIL Foundation

,

AWS Cloud Practitioner

.

Required Skills


-------------------

Strong knowledge of

Cisco routing & switching

(OSPF/BGP, STP, VLANs, EtherChannel, HSRP/VRRP). Proven expertise with

F5 LTM

(L7 policies, iRules basics, SSL offload, upgrades). Solid experience with

Palo Alto firewalls/IPS

(policies, objects, NAT, Threat/URL filtering). Understanding of

AWS networking

(VPCs, subnets, routing, VPN, Transit Gateway); hands-on preferred. Clear, concise

written and verbal communication

; ability to work under pressure and drive incidents to closure. Strong grasp of

firewall and network concepts

,

SSL/TLS

, and security best practices. Process-oriented with

ITSM

(incident/problem/change) discipline and SOP/runbook creation. * Fast learner; adaptable across new platforms and technologies.

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Job Detail

  • Job Id
    JD1596627
  • Industry
    Not mentioned
  • Total Positions
    1
  • Job Type:
    Full Time
  • Salary:
    Not mentioned
  • Employment Status
    Permanent
  • Job Location
    SG, Singapore
  • Education
    Not mentioned