IT Team Lead

Top 3 reasons to join us

• Attractive salary package
• Working with big international clients
• Advanced AON health insurance

Job description

We are seeking an IT Team Lead to further enhance our digital transformation services. The IT Team Lead will oversee the internal infrastructure, network, and systems for the entire company and indirectly support our global employees/clients, driving improvements to elevate these services to the next level. This role shall manage a team of four members to ensure seamless operations and continuous optimization.  The main responsibilities of the IT Team Lead include: 

Infra/System/Network 

• Design and implement an architecture that supports the enterprise infrastructure across the entire organization, including legacy networking (e.g., routers, switches, firewalls, static/dynamic and rule-based routing, VPN, etc.) and modern cloud infrastructure (Azure Stack HCI, Subnets, Gateways, Load Balancers, Peering, etc.). Define, document, and enforce system standards. 
• Create plans and processes for the implementation and sustainability of infrastructure (internal and external) with optimal performance and security. Select and implement security tools, firewall policies, and procedures in collaboration with the company’s internal IT team. 
• Ensure system backups are in place, and disaster recovery is properly planned. 
• Define KPIs and monitoring performance metrics for systems to improve processes and address gaps. 
• Define a process for setting up new environments and manage infrastructure incidents/changes effectively. 
• Ensure the team fully understands and adheres to ISO 27001 standards. 

Cloud Infrastructure 

• Maintain O365, Azure AD, Azure cloud resources, Amazon AWS, and Dockerized containers in ways that optimize performance and cost. 

Monitoring 

• Ensure servers/applications are properly monitored across the entire delivery organization, and set up alerts (we are using tools like Zabbix, Grafana, and other monitoring systems) to take necessary actions in response to issues as quickly as possible. 
• Monitor and manage the Azure Stack HCI environment to ensure optimal performance, availability, and security. 
• Maximize network performance by monitoring performance, troubleshooting network problems and outages, and scheduling upgrades. 

Automation 

• Organize, automate, and schedule upgrades and maintenance for servers and workstations without disrupting other work. 
• Automate to ensure the security of client and server computers by installing and upgrading antivirus and firewall software through automation. 
• Enhance accuracy and efficiency by automating infrastructure provisioning and various tasks. 

Other Tasks 

• Ensure all infrastructure architectures, systems, and information are properly documented. 
• Provide day-to-day support to internal and external clients as needed. 

Continuous Improvement 

• Conduct periodic environment reviews and provide suggestions for enhancing service or improving the resiliency of environments. 
• Take the initiative to improve reporting, processes, workflows, and outcomes. 
• Study and share new techniques, practices, and tools with other team members. 
• Identify potential technological innovations and collaborate with businesses to increase infrastructure flexibility, reliability, scalability, resilience, availability, performance, and cost-effectiveness. 
• Conduct proactive research to analyze security vulnerabilities and recommend appropriate strategies. 

Your skills and experience

• Bachelor’s degree in IT, Computer Science, or a related field 
• Experience in team management, ensuring timely delivery and quality of work. 
• Strong experience with Azure Stack HCI 
• Solid understanding of networking/system fundamentals, including routers (Cisco, HP, Ubiquiti, etc.), layer-2/3 switches, and related technologies (i.e. BGP Multihoming, Stacking, VRRP, STP, NAC...) 
• Excellent knowledge of core infrastructure concepts (CCNA/MCSA equivalent) 
• Advanced knowledge of infrastructure design, optimization, and troubleshooting (CCNP/MCSE equivalent) 
• Extensive experience with firewalls (Palo Alto, CheckPoint, Juniper, Cisco, etc.), particularly with VPN Site-to-Site, Threat Prevention, and URL Filtering 
• Experience with network management tools (e.g., Nagios, Cacti, Zabbix) 
• Extensive experience with SCCM or equivalent solutions, along with in-depth security expertise (experience with Microsoft Endpoint Configuration Manager is a plus). 
• Good knowledge of system, storage, and Microsoft services (e.g., Active Directory, DHCP, DNS, Radius, WSUS, WDS) from vendors like HP, Supermicro, and Synology 
• Experience with multiple operating systems, including Linux, macOS, and Windows Server/Client. 
• Familiarity with virtualization systems (Hyper-V, VMware vSphere) 
• Experience managing cloud infrastructure (Azure, AWS, GCP) and handling network/system/data migration 
• Microsoft Azure certification or similar industry certification/qualification is highly regarded 
• Proficiency in scripting and programming languages (e.g., Python, Perl, Shell, AWK, TCL) and communication protocols (e.g., REST, SNMP, SOAP) 
• Experience with automation and orchestration platforms for infrastructure automation tasks 
• Experience in customer support environments (ticket system, phone, email, chat support) 
• Strong customer service-oriented mindset, with the ability to handle inquiries efficiently and promptly through our ticket system. 
• Good understanding of computer systems, mobile devices, and website management 
• Ability to analyze, plan, monitor, and optimize infrastructure to meet company and client expectations for performance and cost 
• Strong communication skills (in English and Vietnamese) with the ability to consult on the best possible infrastructure solutions 
• Ability to work effectively both independently and as part of a team 
• Ability to work under pressure and meet tight deadlines 
• High sense of responsibility 
• Creative, innovative, and committed to continuous improvement 
• Highly motivated to deliver top-quality work 

Why you'll love working here

• Attractive salary with bi-yearly review, 13th-month bonus, performance bonus, public holiday bonuses, birthday gift, employee service awards up to $1,000   
• A clear career path with proper training courses, workshops, fully sponsored certificate exams   
• Extensive AON health insurance (during labor contract) and accident insurance (during probation) in addition to the state-mandated health insurance    
• Professional, flexible & dynamic working environment with colleagues of different nationalities that is open-minded, creative, supportive, friendly, and encouraging   
• Regular communication from Management on the company’s strategy, development plan, and new opportunities for employees   
• Opportunities to join global technical conferences  
• Bright working space with modern facilities including the newest software   
• Employees and families are engaged and taken care of by the company via Trade Union activities   
• Summer kick off at 5-star resort