Senior Network & Security Engineer — SDN & Cisco ACI

Seamatch Asia Limited; Hong Kong; On-site; HKD 900,000 - 1,300,000; Full time

Job summary

Seamatch Asia Limited in Hong Kong seeks an experienced network and security specialist to design, implement, and support enterprise-grade WAN, LAN, and security infrastructure. You will lead ICT projects end-to-end, coordinate tenders and technical docs, and drive security audits.

You will mentor juniors and explore SDN topics like Cisco ACI, with Cantonese and English proficiency. A Bachelor's or higher diploma in CS/Engineering/IS is expected.

Qualifications

• 4+ years of hands-on experience in network technology and IT security/auditing.
• Experience with Cisco ecosystems and routing/switching protocols.
• Experience in contractor/project tender management.
• Proficient English and Cantonese.
• CCNP or CCIE is an advantage.
• Education: Higher Diploma or Degree in CS/Engineering/IS.

Responsibilities

• Design, implement, support, and troubleshoot enterprise-grade WAN, LAN, and network security infrastructure.
• Lead end-to-end ICT project management—from design to UAT.
• Prepare tenders, technical specifications for hardware/software/services, and comprehensive project documentation (LLD, implementation plans, network diagrams, and O&M guides).
• Conduct and coordinate Security Risk Assessment and Audits (SRAA) for systems and application projects.
• Guide and mentor junior teammates, while exploring technologies such as network virtualization and SDN (e.g., Cisco ACI).

Job description

Seamatch Asia Limited in Hong Kong seeks an experienced network and security specialist to design, implement, and support enterprise-grade WAN, LAN, and security infrastructure. You will lead ICT projects end-to-end, coordinate tenders and technical docs, and drive security audits.

You will mentor juniors and explore SDN topics like Cisco ACI, with Cantonese and English proficiency. A Bachelor's or higher diploma in CS/Engineering/IS is expected.