Location: On-site (Bucharest)

Schedule: Rotational shifts in a 24/7 environment

Are you passionate about network performance and troubleshooting? We’re looking for a skilled professional to monitor, analyze, and optimize our Telecom Mobile Core Network using tools like Centreon, EXFO, Kibana, and Grafana.

Key Responsibilities

• Monitor the health and performance of voice, core network, and IT infrastructure across a 24/7 operations schedule. (1st Level)
• Troubleshoot and resolve issues related to IP networking (TCP/IP, BGP), mobile core protocols and backend systems (databases, APIs).
• Operate effectively in Linux environments.
• Use monitoring and observability tools such as Syslog, Centreon, EXFO, Kibana, and Grafana to detect and resolve real-time issues.
• Respond promptly to incidents, alerts, and service requests, with proper escalation and follow through for complex problems.
• Work rotating shifts (including nights, weekends, and holidays) to ensure continuous coverage.
• Document incidents, troubleshooting steps, and resolutions to improve internal knowledge and response times.

Required Qualifications

• Bachelor’s degree in Computer Science, Telecommunications Engineering, Network Engineering, or a related field.
• Knowledge of Mobile Core Network, SS7/Diameter/CAMEL/MAP protocols, and hands-on experience in resolving technical IT issues, including database-related issues (e.g., query optimization, connectivity, and performance troubleshooting) and API problems.
• Strong understanding of TCP/IP networking, including protocols, routing, network architecture, and overall IT infrastructure and systems.
• Minimum 2–3 years of experience in a Network Operations Center (NOC), IT Support, or a similar technical support role (e.g., incident management, problem management, change request).
• Experience with monitoring and analyzing performance tools (e.g., Centreon, Grafana, Kibana, Nagios, EXFO).
• Surveillance of the telecommunications network, initial alarm correlation, fault isolation, incident filtering, and working with ticketing systems (e.g., PagerDuty).
• Basic knowledge of Linux system environments, including the use of command-line tools for system and database-level troubleshooting.
• Familiarity with ITIL practices and processes, or equivalent experience in service management.
• Understanding of relational and/or NoSQL databases, including experience in writing basic queries, interpreting logs, and supporting data integrity and availability as part of incident resolution.
• Strong analytical and communication skills, with the ability to work effectively under pressure and across teams. Datanet Systems Software is part of the Datanet Systems Company.

Other info:

Datanet Systems is the leading Cisco partner in Romania and develops business partnerships with international suppliers such as EMC, VMware, Fujitsu, NetApp, Fortinet, FireEye, AirWatch, F5, Juniper Networks, Dell, Certes Networks, Aruba, Zoom International and Nuance Communications. The company has a competitive portfolio of solutions in the following areas: communications infrastructure, data centers and virtualization, unified communications, customer interaction, and contact centers, information security. Datanet Systems has a team of 60 people in Bucharest, with more than 65 professional certifications. Datanet Systems is part of SOITRON Group SE, a group of companies in which more than 600 employees carry out a business that exceeds 100 million euros annually in IT system integration and IT outsourcing services in Slovakia, Czech Republic, Bulgaria and Turkey.