L1FM Engineer- Transmission

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Noida, Gautam Buddha Nagar, Uttar Pradesh, IND
In-Office
Entry level
Cloud • Information Technology • Internet of Things • Machine Learning • Software • Cybersecurity • Infrastructure as a Service (IaaS)
We are shaping the future of digital connectivity the world relies on.
The Role
Perform 24x7 alarm monitoring and first-level fault management for transmission networks (SDH, PDH, DWDM, Microwave, IP/MPLS). Identify, classify, correlate, and prioritize alarms, create and manage incident tickets in ITSM tools, escalate to L2/L3 per SLAs, and produce outage reports and RFOs. Provide shift handovers and stakeholder updates during outages.
Summary Generated by Built In
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About This Opportunity
We are looking for a skilled and proactive L1 Fault Management Engineer - Transmission to join our Network Operations team at Ericsson, Noida. In this role, you will be an integral part of our 24x7 global operations environment, responsible for real-time alarm monitoring, first-level fault analysis, and incident management across Transmission network domains including SDH, PDH, DWDM, IPMPLS, and Microwave technologies.
This is an excellent opportunity for telecom professionals looking to deepen their expertise in transmission networks while contributing to Ericsson's vision of a fully connected, intelligent world.
What You Will Do
Alarm Monitoring & Fault Management• Perform 24x7 alarm monitoring and first-level fault management (L1FM) across Transmission network elements• Identify, classify, and prioritize alarms - critical, major, and minor - impacting transmission services• Perform alarm correlation and event filtering to isolate root causes before L2/L3 escalation• Detect service-impacting transmission faults and initiate timely incident response
Transmission Domain Coverage
Monitor and manage alarms across the following transmission technologies:
SDH- LOS, LOF, AIS, RDI alarms; MSP/SNCP protection switching events; fiber & transmission faults
PDH- E1/T1 degradation, synchronization and framing issues
DWDM- Optical power alarms, wavelength failures, amplifier/transponder faults, fiber cut identification
MW- Link degradation, RSL alarms, rain fade events, equipment faults
IP/MPLS- Link down alarms, LSP failures, interface utilization alerts
Incident Management• Create and manage incident tickets accurately in ITSM/ticketing tools (BMC Remedy, JIRA)• Capture detailed fault descriptions, impact assessments, and troubleshooting notes• Assign and escalate tickets to L2/L3 transmission teams within defined SLAs• Track incidents end-to-end and ensure timely resolution and closure
Escalation & Communication• Escalate critical transmission faults to L2/L3 teams per the defined escalation matrix• Provide regular and accurate updates to stakeholders during major outages• Participate in shift handovers with clear documentation of open and ongoing issues• Prepare and distribute incident notifications, outage reports, and RFO (Reason for Outage) summaries
What You Will Bring
Technical Skills
Transmission Technologies:• SDH, PDH, DWDM, Microwave, IP/MPLS (Transport Layer)
Network Management Tools:• NMS/EMS platforms (Ericsson OSS, TNMS, or equivalent)• Netcool, Spectrum, SolarWinds (preferred)• Multi-vendor EMS tools for transmission network monitoring
ITSM Tools:• BMC Remedy, JIRA, or similar ticketing systems
Protocol & Concept Knowledge:• Transmission fundamentals - SDH/PDH hierarchy, optical networking basics• SNMP, TCP/IP fundamentals• ITIL-based incident management process awareness

Skills Required

  • Experience in L1 fault management and 24x7 alarm monitoring
  • Knowledge of transmission technologies: SDH, PDH, DWDM, Microwave, IP/MPLS
  • Experience with NMS/EMS platforms (Ericsson OSS, TNMS, Netcool, Spectrum, multi-vendor EMS)
  • Experience with SolarWinds
  • Experience using ITSM/ticketing tools (BMC Remedy, JIRA)
  • Understanding of SNMP and TCP/IP fundamentals
  • Awareness of ITIL-based incident management processes
  • Willingness to work in a 24x7 shift-based global operations environment

What the Team is Saying

Vishal
Mayank
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Sneha
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Aditi
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Ericsson Compensation & Benefits Highlights

  • Healthcare Strength Comprehensive medical, dental, vision, and mental‑health options are positioned as core benefits with multiple plan choices in key markets. Official materials explicitly emphasize healthcare breadth as part of “Life at Ericsson.”
  • Retirement Support 401(k) with employer matching in the U.S., pensions in some regions, and broad access to an ESPP indicate strong long‑term financial support. Company filings and AGM materials describe share programs and post‑employment benefits as ongoing pillars of the package.
  • Leave & Time Off Breadth Paid time off, sick leave, holidays, and paid volunteer time are highlighted alongside generous parental leave in various locations. Time‑off entitlements are presented as a strong component of the total rewards offering.

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The Company
HQ: Stockholm
88,000 Employees
Year Founded: 1876

What We Do

Ericsson builds the digital connectivity the world relies on. Our technology underpins the mobile networks, platforms, and systems that billions of people, businesses, and societies depend on every day. We are a global leader in communications technology, delivering mobile network infrastructure, cloud software, and wireless connectivity solutions for service providers and enterprises worldwide. Our networks support connectivity across 180+ countries, helping power everyday communication as well as critical digital services at global scale. Connectivity has evolved far beyond consumer mobile use. Today, nearly 80% of the world’s population accesses the internet via mobile networks, and Ericsson is helping shape what comes next. We are advancing 5G and 5G Advanced, developing network APIs that open connectivity to the global developer ecosystem, and applying automation and AI to make networks more intelligent, efficient, and resilient. Ericsson was the first company to launch live 5G networks on five continents, and our 5G platform is now commercially live in 150+ networks across 60+ countries. We also support more than 36,000 enterprise customers, enabling secure, high-performance connectivity for industries such as manufacturing, aviation, logistics, utilities, and public safety, where reliability and performance are mission critical. Innovation is central to how we work. Ericsson has approximately 28,000 employees in research and development, backed by one of the strongest intellectual property portfolios in the industry with 60,000+ granted patents. Our engineers, researchers, and technologists work across 100+ global R&D sites, helping define how networks evolve and how digital infrastructure is built for the long term. As the world moves toward a mobile-first, AI-powered, and cloud-driven future, connectivity becomes the foundation for digital transformation across every industry. Ericsson is building that foundation, shaping the future of digital connectivity through technology that operates at global scale and supports real-world impact, today and for what comes next.

Why Work With Us

Ericsson is a place for people who want to work on technology that powers everyday life. You’ll contribute to large-scale systems used every day, tackle complex challenges in live environments, and keep developing your skills and career in your own vision.

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