HCL SINGAPORE PTE. LTD.
Associate Network Engineer
Professional Permanent 10 年以上の経験
スキル
ConceptsData CenterCisco NexusCisco Routing & SwitchingAPMLAN/WANInformation TechnologyDMZimplement process changesIncident & ProblemNetwork SecurityData Center Architecture
職務内容
Responsibilities
- Perform lifecycle management of Cisco APIC and Nexus 9000 (ACI mode), Cisco DNAC and Cisco ISE, Cisco Catalyst 9000 series (IOS-XE)
- Manage BAU operations, troubleshooting, and upgrades for routing and switching infrastructure across data center, DR, and remote sites
- Ensure connectivity and network stability between remote locations and data centers
- Administer and support network security platforms including Cisco FTD/ASA, Palo Alto, and Check Point firewalls
- Implement, manage, and upgrade F5 Load Balancers (LTM, GTM, APM)
- Monitor network performance and ensure optimal utilization and availability
- Perform incident management and root cause analysis (RCA)
- Execute change and release activities in alignment with ITSM processes
- Conduct vulnerability assessment and mitigation planning for network and security infrastructure
- Support system integration and solution deployment
- Handle stakeholder communication, inventory, and operational responsibilities as needed
Requirements
- Bachelor’s degree in Information Technology or related field
- 10 years of experience in network engineering (data center and enterprise environments)
- Experience with ITSM processes (Incident, Change, Problem Management)
- Strong knowledge of network fundamentals (OSI, TCP/IP, LAN/WAN concepts)
- Hands-on experience in routing and switching: OSPF, BGP, VLAN, STP, VTP, HSRP
- Experience with Cisco technologies: Nexus 9000 (NX-OS & ACI), VXLAN, vPC, Catalyst 9000, Cisco DNAC, Cisco ISE, Cisco Wireless (9800 WLC)
- Experience with network security solutions: Cisco FTD/ASA, Palo Alto, Check Point
- Strong knowledge of VPNs, GRE, DMZ, and 802.1X
- Hands-on experience with F5 Load Balancing (LTM, GTM, APM)
- Experience using packet analysis tools (e.g., Wireshark)
- Strong troubleshooting and analytical skills