Senior Engineer - NOC IP & DWDM

Job Summary We are seeking a highly motivated and experienced Senior Engineer – NOC IP & DWDM to join our Network Operations Center (NOC). The successful candidate will be responsible for monitoring, troubleshooting, and maintaining IP/MPLS and DWDM transport networks to ensure high availability, optimal performance, and compliance with service level agreements (SLAs). This role requires strong technical expertise in carrier-grade IP and optical transport networks, excellent analytical skills, and the ability to work effectively in a 24×7 operational environment. Key Responsibilities • Monitor IP/MPLS, DWDM, and optical transport networks using Network Management Systems (NMS). • Perform proactive fault detection, alarm monitoring, and incident management. • Troubleshoot Layer 2/Layer 3 network issues and restore services within defined SLAs. • Diagnose and resolve DWDM, OTN, ROADM, transponder, amplifier, and fiber-related issues. • Support routing protocols including BGP, OSPF, IS-IS, and MPLS technologies. • Coordinate with field engineers, vendors, and internal teams for fault isolation and resolution. • Execute planned maintenance, software upgrades, and network changes following approved MOPs. • Perform Root Cause Analysis (RCA) for major incidents and recommend preventive actions. • Monitor network performance and identify capacity or optimization opportunities. • Maintain operational documentation, network records, and incident reports. • Participate in a 24×7 shift rotation, including weekends and public holidays when required. Required Technical Skills IP Networking • TCP/IP • IPv4 & IPv6 • MPLS • BGP • OSPF • IS-IS • QoS • VLAN • VRF • L2/L3 VPN Optical Networking • DWDM • OTN • ROADM • EDFA • Optical Power Testing • Fiber Troubleshooting • SDH/SONET (Preferred) Network Management Tools • SolarWinds • Cisco Prime • Nokia NSP • Huawei U2000/NCE • Ciena MCP • PRTG • Nagios • Zabbix • SNMP-based monitoring tools Vendor Technologies • Cisco • Nokia • Huawei • Juniper • Ciena • Infinera Required Qualifications • Bachelor's Degree in Electronics & Communication Engineering, Computer Engineering, Information Technology, or a related field. • 5–8 years of hands-on experience in IP/MPLS and DWDM Network Operations. • Experience working in Telecom Operators, Internet Service Providers (ISP), Managed Service Providers, or Data Center environments. • Strong troubleshooting and analytical skills. • Excellent verbal and written communication skills. • Ability to perform effectively under pressure and manage critical network incidents. Preferred Certifications • CCNA / CCNP Enterprise or Service Provider • Nokia NRS I / NRS II • Huawei HCIP Datacom • Juniper JNCIP • ITIL Foundation • Vendor certifications in DWDM or Optical Transport Technologies What We Offer • Competitive salary and benefits • Opportunity to work on carrier-grade IP/MPLS and DWDM networks • Professional development and certification support • Collaborative and technology-driven work environment • Career growth within a leading telecommunications organization