{"id":1243082,"url":"https://alion.io/job/pccw-solutions-insys-senior-network-engineer","title":"Senior Network Engineer","company":{"id":3802331,"name":"Pccw Solutions Insys","domain":"lpstech.com","url":"https://alion.io/company/pccw-solutions-insys","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":"structured","locations":["Singapore"],"countries":["SG"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":6000,"max":12000,"currency":"SGD","period":"month","gross":true,"usd_annual":112752},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"BGP","optional":false},{"name":"FortiGate","optional":false},{"name":"OSPF","optional":false},{"name":"SIEM","optional":false},{"name":"SLI/SLO/SLA","optional":false},{"name":"Wi-Fi","optional":false},{"name":"DNS","optional":true},{"name":"ITIL","optional":true},{"name":"MPLS","optional":true}],"status":"live","first_seen_at":"2026-09-22T00:00:00Z","employer_posted_date":null,"last_verified_at":"2026-09-22T00:00:00Z","board_verified":false,"closed_at":null,"days_open":23,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":23},"description":"We are seeking an experienced and proactive Network Engineer to design, deploy, secure, and maintain complex enterprise network and security infrastructures. In this role, you will lead end-to-end network operations—from LAN/WLAN architecture and firewall management to advanced routing, security hardening, and 24x7 incident support. You will serve as a technical escalation point, ensuring high availability, compliance, and seamless operational performance across multi-vendor customer environments.\nKey Responsibilities:1. Network Design & Architecture\nLAN/WLAN Solutions: Plan, design, and implement enterprise LAN and wireless networks (802.11 standards), including conducting RF site surveys, coverage analysis, and optimizing Access Point (AP) placement.\n\nDocumentation & Topology: Develop and maintain network topologies, high-level/low-level designs (HLDs/LLDs), capacity plans, and migration strategies for technology refresh cycles.\n\n2. Core Infrastructure & Device Management\nRouting & Switching: Configure, deploy, and manage multi-vendor switches (Cisco Catalyst/Nexus, Alcatel, Juniper) and routers. Formulate tech-refresh configurations and resolve critical WAN/LAN connectivity issues.\n\nFirewall & Security Management: Deploy and manage Palo Alto, Check Point, and Fortigate firewalls. Onboard devices to central management consoles, enforce security policies, configure IPSEC (IKE/Crypto maps), and maintain configuration baselines.\n\nWireless & Access Control: Manage Wireless LAN Controllers (WLC) with SSO, FlexConnect, and IAP/EWC concepts. Administer Aruba ClearPass Policy Manager (CPPM) for RADIUS authentication, certificates, and access control.\n\nLoad Balancers: Deploy and configure F5 Local Traffic Managers (LTM), setting up SSL proxies, Virtual IPs (VIPs), and iRules.\n\n3. Lifecycle & Asset Management\nSoftware & Firmware Upgrades: Plan, coordinate, and execute scheduled upgrades for routers, switches, firewalls, and security appliances, minimizing downtime through managed maintenance windows.\n\nAsset Tracking & Inventory: Maintain an accurate inventory of all network assets (including UPS systems) across customer sites, ensuring complete lifecycle documentation (installation, warranties, and maintenance logs).\n\nIPAM & Resources: Oversee enterprise-level IP Address Management (IPAM), subnet inventories, and reservation policies to prevent conflicts.\n\n4. Security, Compliance & Incident Response\nIncident Support (L2/L3): Provide technical leadership for complex network incidents, driving root cause analysis (RCA) and ensuring strict SLA compliance.\n\nVulnerability Mitigation & Hardening: Oversee the implementation of security patches, hotfixes, and CIS-aligned hardening baselines. Conduct periodic configuration and firewall rule reviews.\n\nAccess Governance & SIEM: Perform periodic network account reviews, monitor privileged access, ensure SIEM log integration, and oversee automated configuration backups and disaster recovery (DR) exercises.\n\n5. Operations & Facility Support\nMonitoring & Health Checks: Oversee daily operational health checks, traffic trends, and proactive monitoring to detect anomalies early.\n\nFacility Power Operations: Coordinate data center power shutdown and recovery activities, maintaining robust power recovery runbooks for business continuity.\n\nRequirements:\nBachelor’s degree in information technology, Computer Science, or a related field.\nMinimum 8 years of experience in handling Network and Security Domain\nMinimum Cisco Certified Network Professional CCNP is required.\nPCNSE or CCSE equivalent certification is value added.\nProven experience in managing Palo Alto, Check Point and Fortigate firewalls.\nProficiency in configuring and troubleshooting Cisco or equivalent switches and Routers.\nHands-on experience with Aruba Clear Pass Policy Manager (CPPM) or similar access control systems.\nProficient in OSPF and BGP configuration.\nStrong knowledge of network protocols, routing, and switching, and Wi-Fi standards (802.11 a/b/g/n/ac/ax)\nExcellent problem-solving and analytical skills.\nExcellent skillset on Network Analysis and Migration planning to handle Network projects\nEffective communication and teamwork abilities.\nPreferred Skills:\nFamiliarity with network monitoring and management tools.\nITIL Foundation certification or higher is preferred.\nExperience in Advanced Network on Network Automation and ACI Infrastructure deployment.\nExperience in Hybrid Network transition from on-premises networks to cloud.\nSkills\nSwitches, Design, firewall software, MPLS, CCNA, CCNP, Device Management, Network Design, Network Troubleshooting, IP Routing, Networking, Routers, Policy Management, WAN, Network Security, DNS, Checkpoint, Cisco Certification, Technical Support","description_format":"text","description_chars":4752,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-09-25T16:15:06Z"}],"visa":[],"liveness":{"score":33,"band":"fade","label":"Fading","p_open":0.85,"p_active":0.7,"p_room":0.55,"age_days":23,"expected_fill_days":23,"reasons":["seen:23","velocity","win:tail"],"computed_at":"2026-10-15T05:46:00Z"},"pay":{"stated_usd_annual":112752,"is_top_pay":false},"html_url":"https://alion.io/job/pccw-solutions-insys-senior-network-engineer","json_url":"https://alion.io/job/pccw-solutions-insys-senior-network-engineer.json","meta":{"generated_at":"2026-10-15T10:46:56Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":16426,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-16T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":3802331},"rest":"https://alion.io/mcp/rest/get_company?id=3802331"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fpccw-solutions-insys-senior-network-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fpccw-solutions-insys-senior-network-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fpccw-solutions-insys-senior-network-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/pccw-solutions-insys-senior-network-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fpccw-solutions-insys-senior-network-engineer"}]}