Senior Network Engineer (DNS/Proxy)

Assurity Trusted Solutions (ATS) is a wholly owned subsidiary of the Government Technology Agency (GovTech). As a Trusted Partner over the last decade, ATS offers a comprehensive suite of products and services ranging from infrastructure and operational services, authentication services, governance and assurance services as well as managed processes. In today's rapidly evolving digital landscape, trust and collaboration are essential in mitigating cyber risks and enhancing security. We are looking for a dedicated Cloud Infrastructure Engineer (Network Specialist) to join our dynamic team! This role is critical for designing, implementing, and managing cloud network infrastructures that support our business objectives. A brief summary of your job responsibility: Implement, operate and manage service-wide network infrastructure systems and services. Configure and troubleshoot network devices, including routers, switches, firewalls, and wireless access points / controller. Perform regular maintenance and/or patching to ensure the security, efficiency, and reliability of the network infrastructure. Prepare detailed documentation and reports for network configurations, processes, and service records. Work with the operations leads in ensuring the smooth operations management and enhancement of the service-wide network infrastructure systems and services. Work with the Agency stakeholders, service counterparts, operations leads and vendors in ensuring the smooth delivery of services and in meeting the SLA (Service Level Agreement) for the service-wide network infrastructure and services. Work with the service counterparts and participate in the matters related to procurement, asset management and audit of the service-wide network infrastructure and services. Perform network automation, i.e. capturing user requests from portal, to triggering workflow and implementing backend changes such as routers, firewalls, switches, etc. Overseeing all stages of network automation including prototyping, design, development, testing, releases and post support, including continuous enhancements. Develop and review the codes (e.g. in HTML, JavaScript, JSON, Python, etc) to ensure feature releases or enhancements are well-tested and ready for production. Minimum 5 years of relevant experience in network operations / implementation role Proven expertise in network switching and routing Strong understanding and hands-on experience in TCP/IP, NAT, QoS, Spanning-tree, Trunking, Dynamic routing (OSPF, BGP) Highly proficient with hands-on experience in one of the following network areas: DNS / DNSSEC, Proxy, VXLAN / Data Centre Network, MPLS / IPSec VPN / WAN / SD-WAN Proficient in configuring and managing firewalls (e.g. Palo Alto, Checkpoint, Cisco Firepower) and/or network load balancers Working experience in programming in Python, Ruby, Javascript, Powershell, Bash or Batch scripting is an added advantage. Experience in deploying and managing IT infrastructure systems with configuration management tools such as Ansible, Chef or Puppet Good problem-solving and analytical skills Excellent time management skill and able to work independently in a fast-paced setting Good communication skills and keen to learn new technologies Candidates who possess industry certifications such as CCNA, CompTIA Network+, JNCIA-Junos, Palo Alto Networks Certified Network Security Administrator Experience with network monitoring tools and network management software Familiar with cloud networking and virtual environments Preferably familiar with Government ICT environment and/or with experience in hosting environments Experience in implementing and/or managing large scale enterprise data centre networks that contained minimally 1000 network points Experience in implementing and/or managing a WAN consisting of minimally 10 sites Experience in setting up Wi-Fi solutions, including AP and controller configurations Join us and discover a meaningful and exciting career with Assurity Trusted Solutions! The remuneration package will commensurate with your qualifications and experience. Interested applicants, please click "Apply Now". We thank you for your interest and please note that only shortlisted candidates will be notified. By submitting your application, you agree that your personal data may be collected, used and disclosed by Assurity Trusted Solutions Pte. Ltd. (ATS), GovTech and their service providers and agents in accordance with ATS’s privacy statement which can be found at: https://www.assurity.sg/privacy.html or such other successor site. A wholly-owned subsidiary of GovTech. We promote a learning culture and encourage you to grow and learn. Annual Leave Benefits with additional perks such as Family Care and Birthday Leave. Contract Staff enjoys the same benefits as Permanent Employees.