Senior Internal IT Technician

The role of the Internal IT Technician is working to ensure the day-to-day smooth running of IT infrastructure and network system, then supporting the Company's best performance externally and internally.
Network:
•Establish networking environment by designing system configuration; directing system installation; defining, documenting, and enforcing system standards
•Configure and install various network devices and services (e.g., routers, switches, firewalls, load balancers, VPN, QoS, Wifi)
•Maximize network performance by monitoring performance; troubleshooting network problems and outages; scheduling upgrades; collaborating with System/Project architects on network optimization
•Secure network system by establishing and enforcing policies; defining and monitoring access
System Security:
•Select and implement security tools, Firewall policies, and procedures in conjunction with the company’s internal IT team
•Ensure the Antivirus up to date and apply to all PC client
•Manage and enhance security policies for all the infrastructures
IT Administration:
•Monitor and checking Internet network connections to ISP(s), remote sites
•Administer, monitor Zabbix, Cacti Monitoring System.
•Administer, maintenance Linux system & installing software packages relevant.
•Administers servers, laptop and desktop computers (including thin clients), printers, routers, switches, firewalls, phones, company mobile phones, smartphones, software deployment.
•Managing Window AD, DNS, DHCP, File Server, Exchange server, System Center, Virtualization Servers (plan, monitoring, backup, restore, improvement …)
•Ensure all server and PC is updated with latest Windows Update from Microsoft.
•Provide support for new employee’s Computer and Network, setup and configuration.
•Manage Office 365, licensing and related products.
•Maintain inventory of all IT equipment
Quality improvement tasks
•Identify possible risks throughout the operations process and properly communicate to related superiors for solutions
•Study and share new techniques, practice, tools and share for team members

•Bachelor degree in Computer Science, Management Information Systems or a related field
•Have more than 3 years working as an IT Technician in a support/maintenance organization
•Have strong understanding/knowledge of Network/System Fundamental, router, layer-2/3 switch, wireless của Cisco, HP, Ubiquiti… BGP Multihoming, High Avaiability, Stacking, VRRP, STP, NAC techniques…
•Have excellent understanding/knowledge of Core Infrastructure (CCNA/MCSA equivalent)
•Have good understanding/knowledge of Advanced Infrastructure (CCNP/MCSE equivalent), including Designing, Optimizing, and Troubleshooting
•Have deep experience in Firewall such as Palo Alto, CheckPoint, Juniper, Cisco … (preferable Palo Alto) with features VPN Site-to-Site, Threat Prevention, Antivirus, Sandbox, URL Filtering…
•Have experience in building and monitoring open source system such as Zabbix, Cacti
•Have good knowledge of system, storage and Microsoft services such as Active Directory, DHCP, DNS, Radius, WSUS, WDS... from vendors such as HP, Supermicro, Synology
•Have good knowledge of virtualization system (Hyper-V, VMware vSphere)
•Have more than 3 years working in SI/ISP/Managed Service is a plus
•Willingness to cover Technical support during normal business hours and on-call support if required.
oDay shift – from 6:00 AM to 2:30 PM (5 days a week)
oEvening shift – from 2:00 PM to 10:30 PM (5 days a week)
oNight shift – from 10:00 PM to 6:30 AM (5 days a week)
•Good communication in English
•Good logical thinking and problem-solving skills and communication skills
•Have a business-minded approach to the problem-solving process
•High sense of responsibility, willingness to learn and share, high energy, drive and stamina, attention to details