Application Specialist

Job Role - Application Specialist for Telecom OSS Data Mediation

Job Location - Helsinki, Uusimaa, Finland

Job Type - Contract/Freelancer

Key Job Responsibilities:

• Monitor Netwiser and Zabbix services; triage incidents and resolve application-level issues.
• Ensure accurate collection and processing of call traffic volumes, quality metrics, and trend data for national and international routes.
• Maintain and enhance PHP-based components for mediation, reporting, and UI customization.
• Support integration with OSS/BSS systems for Service Assurance workflows and reporting.
• Generate reports for SLA compliance, traffic trends, and QoS metrics.

Experience & Skills Requirements:

• Hands-on experience with CGI Netwiser for traffic and QoS monitoring.
• Strong PHP scripting skills for mediation and UI customization.
• Familiarity with Zabbix for infrastructure monitoring and alerting.
• Knowledge of ITIL processes and telecom OSS Service Assurance workflows.
• Understanding of fixed network technologies and call traffic metrics.
• Proficiency in Linux/Unix environments and troubleshooting.