Senior Network Administrator

Reposted 8 Days Ago
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Bangalore, Bengaluru Urban, Karnataka
In-Office
Senior 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
As a Senior Network Administrator, you will manage network element health checks, perform upgrades, handle troubleshooting, and design network documentation. You will support configurations and enforce network policies while being on-call for system escalations.
Summary Generated by Built In
Join our Team
About this opportunity:
We have an exciting opportunity for an experienced Technical Authority Expert to join our world-class team at Ericsson, contributing to the future of managed services delivery through the Ericsson Operations Engine. Our team is responsible for the full cycle of 'Create, Sustain, and Evolve' within our respective domains, offering dynamic opportunities for professional growth. Comfortable in a technology leadership role, you will be instrumental in developing and maintaining automated solutions, analysing business requirements, and delivering improvements to drive recovery processes. This is a fantastic opening for a technical guru looking to make an impact on global technology standards and help shape future innovation in our industry.
What you will do:
  • Operations responsibility for Daily health checks of network elements, such as switches, firewalls, routers, load balancers, IPS and related elements.
  • Responsible to maintain network elements on a supported software levels which included performing software upgrade and hardware refresh
  • Participate in maintaining IP addressing, network diagrams, traffic flows and Firewall policies and related documents
  • Perform baseline & ad hoc configurational changes on various network elements.
  • Create Method of Procedure (MOP) documentation and coordinate and execute proactive and reactive maintenance activities with change request.
  • Perform firewall policy changes using planned change request and MOP
  • Responsible of handing trouble & problem tickets, recovering all incidents and troubleshoot operation issues
  • Must be able to be on-call 24x7 to support escalations and outages.

The skills you bring:
  • Experience with enterprise switching technologies, including link negotiation, VLANs, trucking, inter-VLAN routing, port aggregation, and fault isolation is required.
  • Experience with enterprise routing technologies, including static and dynamic routing, routing protocols (OSPF and/or BGP required), and fault isolation is required.
  • Experience with VPN technology, including configuration, monitoring, and fault isolation is required.
  • Experience with packet capture hardware/software to support fault isolation is required.
  • Open to being on call outside of regular working hours as well as occasional nights and weekends.
  • Enterprise level experience with security solutions such as IPSEC VPNs, SSL VPNs, IPS, etc. is preferred.
  • Hand-on Experience with Extreme switches and F5 load balancer is needed.
  • Hands-on experience with firewalls, including Juniper & Palo Alto is needed.
  • Hands-on experience on AWS and Azure cloud is a plus.

Why join Ericsson?
At Ericsson, you'll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what's possible. To build solutions never seen before to some of the world's toughest problems. You'll be challenged, but you won't be alone. You'll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.
What happens once you apply?
Click Here to find all you need to know about what our typical hiring process looks like.
Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we champion it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity Employer. learn more.
Primary country and city: India (IN) || Bangalore
Req ID: 777472

Top Skills

AWS
Azure
Bgp
Firewalls
Ips
Ipsec
Networking
Ospf
Packet Capture
Routing
Ssl
Switching
Vlans
Vpn

What the Team is Saying

Granville
Nicole
Vishal
Mayank
Emily
Aditi
Sneha
Sola
Olga
Christoph
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The Company
HQ: Stockholm
89,000 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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Hybrid Workspace

Employees engage in a combination of remote and on-site work.

Ericsson adopts a hybrid work model globally because we know balance matters. Sometimes things are better in real life. Other times we can be more productive at home. Our hybrid approach gives you the best of both worlds.

Typical time on-site: Flexible
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