L2 RAN Engineer

4 days ago

Timișoara, Timiş, Romania Manning Global AG Full time 60,000 - 80,000 per year

Our client, a multinational information technology services and consulting company, is searching for a L2
RAN Engineer
to join their project in
Romania.

Position Title:

L2 RAN Engineer

Position Type:

Consultant 3 months rolling

Start Date:

ASAP

Location:

Timisoara, Romania

Contact:

Iulia Balan |

Responsibilities:

Second-line Support & Troubleshooting:

  • Handle escalated incidents and problems from L1 engineers, providing advanced troubleshooting across multi-vendor RAN equipment.
  • Perform root cause analysis and drive permanent solutions to recurring network issues.
  • Work with vendors and engineering teams on critical fault resolution and performance issues.

Performance & Optimization:

  • Analyze network KPIs and provide recommendations for performance improvements.
  • Conduct proactive health checks, capacity monitoring, and optimization of RAN nodes.
  • Support tuning and optimization of 2G/3G/4G/5G features and parameters.
  • Change and Configuration Management:
  • Review and validate planned changes, ensuring minimal service impact.
  • Perform and verify advanced configuration updates, software upgrades, and feature activations.
  • Support automation initiatives and scripts for efficiency in operations.

Problem Management:

  • Lead root cause investigations and create detailed technical reports.
  • Identify trends in recurring faults and propose long-term network improvements.

Collaboration & Knowledge Sharing:

  • Provide technical guidance, mentoring, and training to L1 engineers.
  • Contribute to process improvements, documentation, and knowledge base development.
  • Act as a bridge between NOC operations, field teams, engineering, and vendor support.

Qualifications:

  • University degree in Telecommunications, Electrical Engineering, Computer Science, or
  • equivalent.
  • Experience in 24x7 operational environments.
  • Strong understanding of SLAs, KPIs, and operational excellence.
  • English (B2+ level minimum); German is a plus.
  • 4–6 years of experience in RAN operations, with at least 2 years at L2 level or equivalent.
  • Strong understanding of mobile network architecture, including 2G/3G/4G/5G technologies.
  • Hands-on experience with multi-vendor RAN systems (Nokia, Huawei, Ericsson, etc.).
  • Proficient in handling escalations, performing RCA, and delivering optimization actions.
  • Familiarity with O-RAN architecture, CU/DU splits, and SDN/NFV-based deployments.
  • Strong knowledge of TCP/IP, transport, and signaling protocols.
  • Experience with containerized environments (Kubernetes, Docker) and Linux OS.
  • Scripting/programming knowledge (Python, Shell, or Ansible) is a strong plus.
  • Soft Skills:
  • Strong analytical and problem-solving skills.
  • Expert in RAN technologies: GSM, UMTS, LTE, and 5G NR (gNB, eNB, RNC, DU, CU, etc.).
  • Strong experience with fault, performance, and configuration management.
  • Familiarity with automation tools and data analysis platforms.
  • Good knowledge of virtualization and cloud-native environments.
  • Understanding of IP networking, routing, and security.
  • Excellent communication skills to interact with customers, vendors, and internal teams.
  • Ability to work independently and mentor junior team members.
  • Proactive and adaptable to evolving technologies and processes.

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