System Administrator

SAKSOFT PTE LIMITED; Singapore; On-site; SGD 50,000 - 80,000; Full time

Job summary

SAKSOFT PTE LIMITED is seeking a System Administrator in Singapore to manage system integration, middleware, and real-time applications. The role focuses on configuring middleware, APIs, and messaging systems, and ensuring smooth data flow across platforms.

The ideal candidate will have 3–5 years of experience, strong problem-solving skills, and the ability to work independently while coordinating with cross-functional teams for successful implementations.

Qualifications

• 3–5 years of experience in system administration and integration.
• Experience with multi-tier applications and middleware.
• Strong troubleshooting and documentation skills.
• Ability to coordinate with cross-functional teams during implementation.

Responsibilities

• Experience working with multi-tier application (Java Platform).
• Configure and support middleware, APIs, messaging systems, and file-based interfaces.
• Monitor and troubleshoot integration issues, data flow failures, and performance bottlenecks.
• Coordinate with application, infrastructure, network, and vendor teams during implementation and support activities.
• Manage end-to-end integration testing, including SIT and UAT support.
• Develop and maintain technical documentation, architecture diagrams, and operational procedures.

Skills

System integration

JBOSS

WebSphere

REST APIs

XML/JSON

IBM MQ

SFTP/SSH

Security/firewalls

SQL/Databases

Linux/Unix

Windows Server

Tools

Linux/Unix

Windows Server

Shell scripting

Job description

Experience

3-5 Years

Role

System Administrator

Key Skills

Technical Skills

• System integration andmiddleware technologies
• JBOSS
• WebSphere
• REST/SOAP APIs
• XML, JSON
• Message queues (IBM MQ)
• SFTP, SSH, Connect Direct
• Server Firewalls, IDsetups
• SQL and databasetechnologies (Oracle, SQL Server)
• Linux/Unix commands andshell scripting
• MS-Windows Server(Basic administration and troubleshooting)

DevOpsCI/CD Pipeline

Responsibilities

• Experience working with multi-tier application (Java Plaftorm)
• Configure and support middleware, APIs, messaging systems, and file-based interfaces.
• Monitor and troubleshoot integration issues, data flow failures, and performance bottlenecks.
• Coordinate with application, infrastructure, network, and vendor teams during implementation and support activities.
• Manage end-to-end integration testing, including SIT and UAT support.
• Develop and maintain technical documentation, architecture diagrams, and operational procedures.

Requirements

• Good communication skills
• Able to work independently
• Work experience – 2 to 6 years
• System integration experience in co-location and cross country rollout for a real-time, low-latency application.