Managed Service
Not just implementation — continuous support for stable operations.
From daily operations management, hardware/OS maintenance, and 24/7 monitoring to IT Department outsourcing (IT Department BPO). Engineers with 20+ years of infrastructure experience continuously support your IT environment — from incident response to full IT department operations.
Managed Service MANAGED SERVICE — Operations Management · Maintenance · 24/7 Monitoring · IT Department BPO
A system is not "done" after implementation. The continuity of stable operations determines the value of your IT investment. We continuously handle everything from daily operations and incident response to IT department outsourcing, within an ISMS-certified framework.
Do any of these challenges sound familiar?
- IT staff are exhausted by incident response — you need someone to handle nights and weekends
- Hardware maintenance vendor coordination is complicated and time-consuming
- A Solo IT Admin can't keep up with all tasks, and knowledge is siloed
- There is no capacity to recruit or develop IT talent
- You need a trustworthy outsourcing partner that meets strict security requirements
A system is not "done" after implementation. The continuity of stable operations determines the value of your IT investment. ITSN's engineers with 20+ years of infrastructure experience continuously support everything from daily operations and incident response to full IT department outsourcing.
Operations & Maintenance Services
1. Hardware Maintenance First/Second-Level Triage
When an incident occurs, we accurately determine whether it is hardware- or software-related. Our engineers with 20+ years of infrastructure experience avoid unnecessary reboots and vendor dispatches, minimizing recovery time.
2. Vendor Escalation Management
Leveraging our experience with major vendors, we handle all vendor communications on your behalf. Your IT staff only need to receive updates while the recovery process moves forward.
3. OS Recovery & System Recovery Service
We provide recovery services for OS failures and system failures. Custom maintenance tailored to your environment is also available. Contact us even in emergency situations.
4. 24/7 System Monitoring
We provide 24/7 server monitoring and operations management for both on-premises and cloud environments. Using integrated monitoring systems such as Zabbix, we handle real-time monitoring, incident detection, recovery, and reporting.
5. Help Desk Operations
We provide Help Desk services for both administrators and end users. Since Help Desk operations are included in our ISMS certification scope, they can be used with confidence even in industries with strict information security requirements.
6. Call Center Setup & Operations
We support everything from setting up a Call Center for new system deployments to ongoing operations management of existing call centers. This is also covered under our ISMS certification scope.
IT Department Outsourcing (IT Department BPO)
Comprehensive IT Department Operations
We comprehensively handle all or part of your IT department's operations. From daily operations, Help Desk, IT asset management, vendor relations, and troubleshooting — the scope is flexibly designed to match your organization's needs. We resolve Solo IT Admin challenges and knowledge silos common in small and mid-sized enterprises.
Cloud Adoption Support
We provide selection, implementation, and ongoing support for various cloud services (IaaS, Microsoft 365, groupware, file sharing, security, etc.). We handle migrations from on-premises to cloud as well as hybrid environment builds.
Data Center Consulting
We support data center selection, lead migration projects, and propose housing and hosting services. We recommend the optimal option based on your service requirements, budget, and regional needs.
Operational Quality We Practice Ourselves
ITSN implements the following rigorous operations within our own IT environment:
- IC card access control in all work areas, kitting rooms, and meeting rooms
- Security cameras installed and recording logs managed in all rooms
- Real-time monitoring via Zabbix
- USB drives stored in locked key boxes, usage request system, monthly inventory
- BitLocker encryption applied to all PCs
- Annual business continuity drill (restore training from cloud backup)
Supported Hardware & OS
- Servers: IA servers, FT (Fault Tolerant) servers, SAN, various virtualization platforms (VMware, etc.)
- Network equipment: switches, routers, wireless LAN, firewalls, UTM
- OS: Windows Server, various Linux distributions
- Middleware: Active Directory, file servers, DHCP, proxy, various databases
- Security products: antivirus, EDR, Cloud Backup for Ransomware, ICM
Frequently Asked Questions
Can I request only operations and maintenance for a system built by another vendor?
Is 24/7 support available?
Is spot-only support or partial outsourcing possible?
Can we request service even without an IT department or a dedicated IT person?
Feel free to consult with us about operations and maintenance.
From comprehensive maintenance to spot support, Help Desk only, or nights and weekends only — we flexibly propose plans to match your organization. Trust us as an ISMS-certified company (ISO/IEC 27001:2022).