Summary
Overview
Work History
Education
Skills
Certification
PERSONAL INFORMATION
Timeline
Generic
MAHENDRAN P

MAHENDRAN P

Chennai

Summary

Telecom professional with extensive expertise in RAN, IP, and Transport domains, managing end-to-end network operations. Led multiple transition projects and established NOC operations aligned with ITIL best practices. Experienced in Telco Cloud environments using OpenStack/OpenShift, hosting Mobile Core and OSS applications. Served as technical program lead for Nokia containerized applications including NORC, UIV, and CCF. Provided Level 3 product support for Nokia RAN (2G/3G) as a RAN specialist. Skilled in AWS Cloud, Docker, Kubernetes, and CI/CD automation pipelines using Jenkins. Strong knowledge of IP protocols with hands-on exposure to cloud-native monitoring and logging frameworks.

Overview

20
20
years of professional experience
1
1
Certification

Work History

IP/Transmission Manager

Nokia Networks
01.2016 - Current
  • Led operations of large-scale IP/Transport networks using Nokia SR 7750/7250/VSR and 1830-PSS (32/16/8), integrating DWDM with IP-MPLS for high-capacity, resilient service delivery.
  • Headed the full transition of Transmission Tier-2 operations from Australia to Chennai GDC, implementing ITIL-based processes to improve reliability, reduce MTTR, and ensure SLA adherence.
  • Directed the end-to-end migration of TIC operations for IP/MPLS networks, covering integration, decommissioning, upgrades, and capacity expansion across Nokia, DWDM, and microwave platforms.
  • Collaborated with automation teams to implement tools for auto fault ticket creation, link utilization reports, packet loss analysis, and network health monitoring.
  • Built and led high-performing technical teams, achieving 95% first-time-right fault resolution through targeted training and mentorship.
  • Managed key configuration activities, including software/patch upgrades, Tx expansions, and security vulnerability fixes.
  • Ensured SLA and KPI targets via proactive fault handling and timely issue resolution.
  • Worked with vendors and stakeholders on RFPs, technical solutions, and timely, high-quality project delivery.

BSS Specialist

Nokia Networks
12.2009 - 12.2015
  • Delivered Level 2 support for Nokia RAN (Flexi IP BSC, Multiradio BTS, RNC, WBTS, OMS), ensuring stable performance, and fast issue resolution.
  • Commissioned and integrated Flexi IP BSCs (RG30), BSC3i (1000/2000), and Flexi Combi/TCSM systems, including software upgrades and acceptance testing.
  • Deployed Packet Abis and AoIP for Celcom Malaysia’s 2G modernization, enabling IP transmission, TDM-to-IP migration, and BSC-MSC interoperability.
  • Led 3G mcRNC acceptance and audits for Ooredoo Myanmar, resolving IP, redundancy, and sync issues to boost network reliability.
  • Executed BSC re-homing, re-parenting, BCSU expansions, and Gb/EDAP optimizations to improve capacity and throughput.
  • Managed BSC configurations, user access, and interface setups (A, Gb over IP/Frame Relay, OSS) to meet SLA commitments.

Zonal Technical Manager (BSS O&M)

Huawei Technologies Co., Ltd.
03.2009 - 12.2009
  • Directed network operations and service delivery across mobile core and transport domains for a large regional zone, ensuring full MS contract, and SLA compliance.
  • Oversaw the deployment and acceptance of Huawei BSC 6000, BTS 3900/3900A, and integrated MGW, RNC, and IP/MPLS transport for scalable 2G/3G readiness.
  • Led network performance optimization through audits, failover simulations, and proactive KPI/SLA monitoring—improving uptime, coverage, and reliability.
  • Managed migration from legacy TDM microwave to optical/IP-based backhaul, modernizing infrastructure via DWDM, SDH, and Ethernet over microwave.
  • Acted as the technical escalation point and project lead, coordinating multi-vendor efforts (NEC, Alcatel-Lucent, Cisco) for seamless integrations.
  • Built and led cross-functional NOC and field ops teams, streamlining training, and reducing incident resolution times while improving assurance KPIs.
  • Served as a strategic liaison to operator leadership, resolving critical issues, enhancing efficiency, and supporting business continuity in high-impact environments.

Senior Engineer (BSS I&C)

Nortel Networks India Pvt. Ltd.
06.2005 - 03.2009
  • Led end-to-end installation, commissioning, and integration of Nortel Optical and Electrical BSCs (Base Station Controllers), including configuration of TRAU units,
  • Executed comprehensive acceptance testing for Nortel Optical BSCs and TCU (Transcoder Units), validating signaling integrity, E1 frame synchronization, O&M connectivity, and redundancy mechanisms in line with operator requirements and network design specs.
  • Oversaw strategic decommissioning of legacy Electrical BSCs and their re-deployment to new network clusters, working in coordination with RF planning and transmission teams to optimize resource utilization and enhance regional capacity.
  • Performed hardware expansion for signaling interfaces (SS7), Main Controller Units (MCUs), and transport modules (E1/T1 interface cards), improving the BSC throughput and reducing bottlenecks during high-traffic periods.
  • Engineered and tested connectivity for critical GSM interfaces including Abis (BTS–BSC), Ater (TRAU–BSC), A-links (SS7 signaling), and Agprs, ensuring end-to-end traffic flow and signaling transparency across the BSS.
  • Collaborated with network operations, RF, and transmission teams to align on BSC relocations, interface planning, IP schema allocation, and rollback strategies—enhancing service readiness while adhering to SLA and QoS parameters.

Education

Diploma - Electronics & Communication

Govt Polytechnic
Aranthangi

B.Tech - Electronics & Communication

SASTRA Deemed University
Thanjavur

Skills

  • IP-MPLS protocols: ISIS, BGP,RSVP,Segment routing
  • Cloud platforms: AWS, Ericsson OTC
  • Containerization technologies: Docker, Kubernetes, OpenShift
  • CI/CD tools: Jenkins, Helm
  • Monitoring solutions: Prometheus, Grafana
  • Logging frameworks: Fluentd, Elasticsearch, Logstash, Kibana
  • Security measures: TLS, Keycloak, RBAC
  • Registry systems: Harbor, Git repository

Certification

  • AWS Solution Architect Associate, AWS02796104
  • Nokia Cloud Band NCP Certification, CBAM
  • ITIL 4 Foundation Certification, GR671383095MP

PERSONAL INFORMATION

· Passport Number: G8156352

· Father's Name: Parasuraman

· Date of Birth: 05/06/80

· Nationality: Indian

· Marital Status: Married

Timeline

IP/Transmission Manager

Nokia Networks
01.2016 - Current

BSS Specialist

Nokia Networks
12.2009 - 12.2015

Zonal Technical Manager (BSS O&M)

Huawei Technologies Co., Ltd.
03.2009 - 12.2009

Senior Engineer (BSS I&C)

Nortel Networks India Pvt. Ltd.
06.2005 - 03.2009

Diploma - Electronics & Communication

Govt Polytechnic

B.Tech - Electronics & Communication

SASTRA Deemed University

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