Business Intelligence Engineer

• Operate database clusters and design analytical reports for a key customer account
• Work with customer business teams to collect requests and create or update BI reports
• Monitor and maintain database cluster health in optimal condition
• Perform daily data center operations activities in a high-availability production environment
• Monitor, identify, and lead potential issues to resolution; escalate issues outside the knowledge domain to Customer Support
• Communicate status updates and schedule further investigation activities through resolution
• Develop and maintain dashboards using Superset and Tableau
• Build dashboards for traffic, application performance, QoE, regional, subscriber, and service-level analysis
• Identify trends, anomalies, and performance degradation using data
• Improve dashboards and develop analytical reports based on customer requirements
• Identify opportunities to automate repetitive analytical tasks
• Collaborate with customer Network Operations, Engineering, and business teams
• Communicate technical findings and recommendations to customers
• Collaborate with Customer Support, Engineering, Product Management, and internal teams
• Conduct daily health checks and provide status reports on deployed systems
• Recommend and assist with policy/ruleset and system configuration changes
• Remediate identified issues and perform diagnostic trend analysis
• Coordinate communications and prioritization for Priority 1 support and maintenance cases
• Maintain solution documentation, including Low Level Design, and product inventory
• Provide knowledge-transfer information about solution capabilities and operating best practices

• Strong understanding of IP networking, TCP/IP protocols, and data communication technologies across wireline networks (Cable, DSL, FTTH) and/or wireless networks (Satellite, Wi-Fi, LTE, 4G, and 5G)
• Hands-on experience with Linux/Unix environments, SQL, relational databases, and database operations and optimization using platforms such as Vertica, Microsoft SQL Server, and Oracle Database
• Experience in data mining, ETL processes, and handling large-scale, complex datasets within telecom environments
• Strong troubleshooting, analytical, and problem-solving skills, with the ability to communicate technical issues effectively to customers and internal engineering teams
• Experience in one or more of the following areas: Telecom/ISP/Network Operator environment; Network Operations and Monitoring; Application Performance and QoE; Network Traffic Analysis; DPI/Network Intelligence; Database Operations; BI/Data Analytics (Tableau or Superset); Network packet analysis (Wireshark/tcpdump); Scripting (Python/Bash)
• Bachelor's Degree (STEM) or equivalent experience
• 5+ years experience in relevant technical domain
• Experience in customer facing roles
• Desired: Experience working with Tier-1 telecommunications service providers, with exposure to 4G/5G, FTTH, or other telecom network technologies
• Desired: Proficiency in Python-based data analysis and scripting, with experience in Vertica or similar analytical database platforms
• Desired: Familiarity with REST APIs, JSON, and web technologies
• Desired: Experience with containerization, virtualization, and cloud environments, including Docker, Kubernetes, VMware, KVM, AWS, or equivalent technologies
• Desired: Knowledge of network monitoring and performance management tools such as SNMP, MRTG, PRTG, or similar solutions, along with an understanding of ITIL, incident management, and change management practices
• Strong English communication skills and ability to collaborate effectively with globally distributed engineering teams
• Occasional extended hours or split shifts may be required

• Full-Time employment
• Remote work location in Seoul, South Korea