MS Core and Cloud Specialist 5G

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Bucharest, ROU
In-Office
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
Why Ericsson?
At Ericsson, we give our employees the freedom to think big. Your ideas and innovations can turn into achievements that impact society and change the world. Are you ready to be a change-maker?
Learn what makes YOU + Ericsson a powerful combination. Join us today.
About Us
We are one of the leading providers of Information and Communication Technology (ICT) to service providers, with about 40% of the world's mobile traffic carried through our networks. We enable the full value of connectivity by creating game-changing technology and services that are easy to use, adopt and scale, making our customers successful in a fully connected world. Together, in Romania we create a culture of innovation, constantly transforming to find new ways of working. Opened in 2007, the Global Site in Bucharest is one in only four all over the world, the only one situated in Europe and a vital component in Ericsson's global services organization. The Romanian site currently counts on a team of 1,900 strong professionals and enthusiastic young specialists and is developing constantly to meet customer needs.
Position Purpose
This Job Role is responsible for the coordination, management and execution of proactive and reactive maintenance activities that require a higher level of support than the one offered by the 1st Level Operations. This shall ensure that the services provided to customers are continuously available and performing to Service Level Agreement (SLA) performance levels.
Main accountabilities - you will:
• Ensure Technical Authority Support Activities• Ensure Incident Management by solving incidents in the agreed SLA• Ensure preventive maintenance and performance management• Assist with Problem Management and Change Management• Involved in Life Cycle Management activities (upgrades)• Engagement with Product Design team• Support in project activities• Participate in the creation/updating and improving of the procedures and the Technical Instructions• On regular base covering the 7x24 Call-out responsibility
Technical Skills
You are/you have
• Bachelor level, in engineering (IT, Telecom) • Minimum 5 years' experience of operations in a Telecom NOC environment • E2E Knowledge of 5G architecture (SA and NSA) and protocols• Working experience with 5G network elements: AMF, SMF, UPF, AUSF, NSSF, PCF, UDM• Packet Core Network knowledge: SGSN-MME, EPG (SGW/PGW), DSC, WMG, SAPC (PCRF), AAA/DNS, PCC, PCG• IMS Network knowledge: MTAS, CSCF, SBC, MRS, DNS, ENUM, VOLTE, VOWIFI, SRVCC• Radio Access Network knowledge in 4G/5G: Baseband, Indoor Radio Unit, Radio Dot, Micro/Macro Radio, AIR• Subscriber management knowledge: HLR, HSS, UDR, provisioning• Understanding of Mobile Networks 4G/5G network protocol stacks and troubleshooting• Knowledge of NFVI and Cloud Native• Knowledge of IP Interworking• Experience of using protocol analyzers for 4G/5G signaling
Nice to have
• Knowledge of Managed Service telecom operations practice• Unix skills• Ericsson knowledge• Scripting
Personal Skills - you are/you have:
• Excellent communication skills in English• Ability to interact with customers/internal stakeholders and provide technical solutions• Ability to work under pressure related to scale of business impact• Ability to provide rapid root-cause analysis for various customer related issues• Knowledge sharing and collaboration skills• Analytical skills for in-depth troubleshooting• Ability to understand and simplify complex issues• Presentation & Communication Skills
Perks:
We understand that your happiness and success go hand in hand. That's why we have a wide array of employee benefits and perks that not only cater to your needs but extend their warmth to your family. We are a workplace that embraces the value of work-life balance, where your personal life is revered and respected. Our innovative work environment is designed to be hybrid, family-friendly, and flexible, ensuring you have the freedom to thrive in both your professional and personal spheres.
Here are some of our benefits:
• 25 + vacation days and additional 2 days off per year for personal time
• Flexy time and hybrid ways of working, with additional support for home office from the company
• Medical subscription for you and your close family
• Life and accidents insurance coverage
• Flexible benefits monthly budget and 1000+ offers to choose from (gym, meal vouchers, travel, pension, retailers vouchers, personal development classes, gifts and many others)
• Short and long term variable pay plans available company wide.
Other programs:
• rewards and recognition program to appreciate and be inspired by others
• refer a friend and choose to work with those close to you
• internal communities of CSR Volunteers and sports teams
• Learning platforms and programs to develop your skills, as well as curated external content from various libraries.
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: Romania (RO) || Bucharest
Req ID: 783492

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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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Typical time on-site: Flexible
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