System Engineer

Responsibilities:
·      Build and support application environments across Development, SIT, UAT, and Mock Run.

·      Monitor system health, performance, capacity, interfaces, and batch processing to ensure high availability.

·      Administer and support Linux/Unix environments.

·      Develop automation solutions using Python, Java, Shell scripting, and APIs.

·      Manage environments, configurations, upgrades, patching, and certificate changes.

·      Drive operational excellence through automation, standardization, and process improvements.

·      Troubleshoot application, middleware, database, network, and infrastructure issues.

·      Support testing, releases, change implementations, and Production Assurance activities.

·      Collaborate with cross-functional technology teams to resolve issues and deliver enhancements.

·      Maintain technical documentation, runbooks, and support knowledge repositories.

Requirements:

TechnicalSkills & Experience

The ideal candidate is a hands-on technology professional with strong experience in application support, environment management, and production operations. The candidate should be able to work independently in a fast-paced environment, possess strong troubleshooting skills, and collaborate effectively with cross-functional teams.

Education& Experience

·       Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related discipline.

·       Minimum 6 years of experience in application support, middleware support, system administration, or related technology roles.

·       Experience in banking, cards, and payments systems is preferred.

·       Experience with Cardlink, VisionPLUS, or similar card processing platforms is an advantage.

Essential Skills

·       Strong knowledge of Linux/Unix systems, preferably RedHat Enterprise Linux.

·       Experience supporting Open Systems, microservices, and event-driven architecture.

·       Proficiency in Java and/or Python, Shell scripting, REST APIs, and Git.

·       Experience working with containers, cloud technologies, microservices, CI/CD pipelines, and automation tools.

·       Good understanding of web/application servers, APIs, middleware, and distributed applications.

·       Working knowledge of Oracle, MySQL, and/or PostgreSQL databases, including SQL troubleshooting.

·       Understanding of TCP/IP, DNS, HTTP/HTTPS, SSL/TLS certificates, and connectivity troubleshooting.

·       Experience supporting SIT, UAT, Mock Run, release implementation, and deployment validation.

·       Hands-on experience with monitoring and log analysis tools such as Geneos and Splunk.

·       Experience in incident management, troubleshooting, root cause analysis, and production support.

Preferred Attributes

·       Strong analytical and problem-solving skills.

·       Ability to work independently with minimalsupervision.

·       Good communication and stakeholder management skills.

·       Strong ownership, accountability, and teamwork.

·       Ability to manage multiple priorities in ahigh-pressure support environment.

Angeline Aw Kwee Choo (R24125869)

A-IT Software Services Pte Ltd

EA License No: 24C2345

“By submitting your application for this position, you consent to the collection, use, and disclosure of your personal data by A-IT Software Services and its recruitment partners, including Employment and Employability Institute Pte Ltd, for the purpose of i) employment facilitation and ii) data and statistical analysis. You may find out more information on the PDPA policies at [A-IT Software Services PDPA website] and [https://www.e2i.com.sg/pdpa/].”