หางาน สมัครงานงาน Technology/IT และ ออกแบบ UX/UIอัปเดตล่าสุดวันนี้

What is your mission?
- Lead the administration, maintenance, and optimization of the company’s network infrastructure (LAN, WAN, WLAN, Firewalls, VPN, Load Balancers).
- Oversee daily operations, ensuring network availability, stability, and security across multiple sites.
- Proactively monitor and analyze network performance, identifying and resolving complex issues.
- Perform advanced troubleshooting and escalation support for incidents that cannot be resolved by junior administrators.
- Plan and execute network upgrades, configuration changes, and security enhancements in coordination with the IT Infrastructure and Security teams.
- Develop and enforce network policies, standards, and procedures to ensure compliance with IT governance and security frameworks (ISO 27001, SOC 2, etc.).
- Maintain accurate network documentation including topology diagrams, configuration baselines, and access control records.
- Mentor and provide technical guidance to junior network and IT staff.
- Work closely with vendors and service providers for advanced support and project delivery.
 
Who are we looking for?
- Bachelor’s degree in Computer Engineering, Computer Science, Information Technology, or related field.
- 5+ years of experience in network administration or a related IT infrastructure role, with at least 2 years in a senior or lead capacity.
- Strong expertise in networking technologies including TCP/IP, Routing , Switching, VLANs, VPN, Wireless, and QoS.
- Hands-on experience with enterprise-grade network devices such as Cisco, Fortinet, Palo Alto, FirePower, ForcePoint, or equivalent.
- Solid understanding of network security principles, firewall management, IDS/IPS, and access control.
- Proficiency with monitoring and diagnostic tools (e.g., SolarWinds, PRTG, Nagios, Wireshark).
- Certifications such as CCNA, CCNP, Fortinet NSE, Palo Alto PCNSE, or CompTIA Security+ are highly desirable.
- Strong leadership, problem-solving, and communication skills with the ability to work across teams and present to management.
- Experience in multi-site enterprise or data center environments is a plus.