Manage Service (Add on service)

At Symphony Communication Public Company Limited , we deliver enterprise-class managed services that enable businesses to operate securely and efficiently. Our Managed Service team supports mission-critical customer environments across Network, Security, Cloud, SD-WAN, Wi-Fi, DNS, Email, and Digital Infrastructure. We are seeking a Managed Service Engineer to proactively monitor customer environments, investigate incidents, troubleshoot technical issues, and coordinate service restoration with customers, vendors, and internal engineering teams. You will play a key role in ensuring high service availability and delivering an outstanding customer experience through proactive operational support. If you are passionate about networking, troubleshooting, customer service, and continuous learning, we'd love to have you on our team. Key Responsibilities Respond to requests for technical assistance in person, via phone, chat, or email. Diagnose and resolve hardware and software issues. Research and troubleshoot issues using available information resources. Provide consultation to users on appropriate solutions and actions. Identify and escalate issues that require urgent attention. Track, route, and document problems, requests, and resolutions. Resolve technical issues within our network infrastructure and value-added services. Prepare activity and service reports. Manage day-to-day planning and operational aspects of projects to ensure deliverables are completed on time. Work closely with the Pre-Sales Solution team to ensure smooth After-Sales Support. Design and adjust system configurations to meet customer requirements, particularly during emergency situations. Support firewall configuration changes to ensure smooth service operations. Support configuration adjustments and provide consultation for authentication systems. Support configuration changes and provide consultation for WiFi solutions. Support DNS record configuration changes and provide related technical consultation What We're Looking For Bachelor’s degree in related field or equivalent experience 1-3 years of prior IT experience, Add on service, Network, Cloud Platform, Firewall Prior experience working for a service provider is a plus Good interpersonal skill and service minded Good problem solving and communication skill Passion, Positive and Creative to continue development the personal skills Good command of English Able to work on shift (07:00-20:00, 20:00-07:00) Why Join Symphony? At Symphony, you'll have the opportunity to: Support enterprise customers across diverse industries by delivering mission-critical managed add on service ie. security, cloud. Work with enterprise technologies , including Network Infrastructure, SD-WAN, Firewall, Cloud Connectivity, Wi-Fi, DNS, Email Services, and Cybersecurity Solutions . Develop your technical expertise through hands-on experience in monitoring, troubleshooting, incident management, and service restoration within a 24×7 managed service environment. Collaborate with experienced engineers, technology partners, and cross-functional teams to deliver reliable services and achieve operational excellence. Build your career in one of Thailand's leading telecommunications and digital infrastructure providers, with opportunities to grow in Network Engineering, Managed Services, Cloud, and Cybersecurity . Contribute to digital transformation by helping organizations maintain secure, stable, and high-performing connectivity that supports their business success. What We Offer Competitive salary and attractive performance-based incentives Annual bonus based on company and individual performance Comprehensive medical insurance and annual health check-up Professional learning and career development opportunities Collaborative and inclusive working environment About Symphony Communication Symphony Communication Public Company Limited is a leading provider of telecommunications and digital connectivity solutions in Thailand. We deliver reliable network infrastructure and innovative communication services that enable enterprises, carriers, and global partners to stay connected across Thailand and the region. Driven by innovation, customer focus, and operational excellence, we continue to invest in advanced technologies and talented professionals who are passionate about shaping the future of digital connectivity. Ready to Make an Impact? If you're passionate about building strong customer relationships, driving business growth, and working with leading organizations across the telecommunications industry, we'd love to hear from you.