{"id":3671849,"url":"https://alion.io/job/liquid-group-senior-network-engineer","title":"Senior Network Engineer","company":{"id":4428727,"name":"Liquid Group","domain":"liquidgroup.sg","url":"https://alion.io/company/liquid-group-2","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Networking","role_family":"Networking","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Singapore"],"countries":["SG"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":7000,"max":12000,"currency":"SGD","period":"month","gross":true,"usd_annual":112596},"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"BGP","optional":false},{"name":"DNS","optional":false},{"name":"FortiGate","optional":false},{"name":"VPN","optional":false},{"name":"Ansible","optional":true},{"name":"Configuration Management","optional":true},{"name":"Python","optional":true},{"name":"Terraform","optional":true},{"name":"Windows","optional":true}],"status":"live","first_seen_at":"2026-11-03T00:00:00Z","employer_posted_date":null,"last_verified_at":"2026-11-03T00:00:00Z","board_verified":false,"closed_at":null,"days_open":1,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":1},"description":"About\nLiquid Group is a FinTech payments services group based in Singapore. Liquid empowers and connects businesses and individuals to make transactions in a smart, secure, and cost-effective way, anywhere in the world.\nWe operate a regional payment network that enables cross-border QR payment services for e-wallet operators, banks, and merchants. We also provide white-label solutions to accelerate the development and adoption of mobile payments for our business partners.\nWe work collaboratively and adaptively, exploring innovative ideas and solving challenging problems to develop our products. Together, we ensure efficiency, security, and convenience for our partners and customers.\n\nJob Scope\nDesign, build, implement, configure, and manage enterprise networking infrastructure within AWS cloud environments.\nOwn network infrastructure throughout its lifecycle, from initial setup and production deployment to monitoring, upgrades, troubleshooting, and ongoing maintenance.\nDeploy, configure, and manage Check Point, Fortinet FortiGate, and Palo Alto Networks firewalls in AWS environments.\nConfigure and maintain firewall policies, NAT rules, routing, security zones, access controls, and VPN connectivity.\nPerform firewall patching, firmware upgrades, vulnerability remediation, configuration backups, and lifecycle management.\nDesign, implement, and manage AWS networking components, including:\nVPCs, public and private subnets, and route tables\nInternet Gateways and NAT Gateways\nSecurity Groups and Network ACLs\nVPC Peering and Transit Gateway\nLoad Balancers\nSite-to-Site VPN and private connectivity\nSet up, configure, and manage AWS Direct Connect, including Direct Connect Gateway, Virtual Interfaces, BGP configuration, routing, redundancy, failover, and VPN backup connectivity.\nEstablish and maintain secure connectivity between AWS environments and external partners, service providers, financial networks, and third parties.\nTroubleshoot complex networking issues involving routing, firewalls, VPNs, connectivity, latency, packet loss, DNS, and application performance.\nMonitor network availability, utilisation, performance, security, and capacity to ensure reliable operations.\nConduct network security assessments, firewall rule reviews, and access control reviews.\nPlan and execute network upgrades, migrations, and architecture improvements.\nSupport Disaster Recovery (DR) planning, testing, and failover exercises.\nMaintain network architecture diagrams, firewall documentation, routing information, configuration records, and operational runbooks.\nPrepare implementation plans, rollback procedures, test plans, and validation steps for production network changes.\nCollaborate closely with Cloud, DevOps, Security, SOC, Application, and external vendor teams.\nProvide production support and participate in an on-call rotation.\nRequirements\nAt least 7 years of hands-on experience in Network Engineering, Cloud Networking, or Network Security.\nProven experience designing and building AWS network environments from the ground up.\nStrong hands-on experience with Check Point firewalls.\nStrong hands-on experience with Fortinet FortiGate firewalls.\nExperience with Palo Alto Networks firewalls.\nStrong hands-on experience in AWS networking design, implementation, and operations.\nProven experience implementing and managing AWS Direct Connect.\nStrong understanding of the following networking technologies and concepts:\nAWS VPC architecture and subnetting\nTransit Gateway and Direct Connect\nSite-to-Site VPN and BGP\nRouting, NAT, and DNS\nSecurity Groups and Network ACLs\nLoad Balancers and network segmentation\nExperience designing and implementing high availability, redundancy, and failover solutions.\nProven ability to troubleshoot complex cloud networking and third-party connectivity issues.\nStrong understanding of network security principles, firewall governance, and access control.\nExperience supporting business-critical production environments.\nPreferred Qualifications\nAWS Certified Advanced Networking – Specialty certification.\nCheck Point CCSA or CCSE certification.\nFortinet FCP or relevant NSE certification.\nPalo Alto Networks PCNSA or PCNSE certification.\nExperience in fintech, banking, payments, or other regulated industries.\nExperience with network automation using Terraform, Ansible, or Python.\nKey Skills\nAWS Networking | Network Design & Implementation | AWS Direct Connect | Check Point | Fortinet FortiGate | Palo Alto Networks | VPC | Transit Gateway | BGP | Site-to-Site VPN | Firewall Management | Network Security | High Availability | Cloud Connectivity | Disaster Recovery | Production Support\nSkills\nCommon Gateway Interface, Design, Troubleshooting, Network Design and Implementation, implementing monitoring tools, Network Technology, AWS, Enterprise Networking, Configuration Control, Configuration Management, Updating of firmware, Windows Firewall, Deployment, VPN, Amazon VPC, Private Network","description_format":"text","description_chars":4960,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"Singapore","iso":"SG","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Financial Services","Payment Processing & Gateways","Integration & API 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