System Engineer

SAKSOFT PTE LIMITED; Dublin; On-site; EUR 70,000 - 95,000; Full time

Job summary

SAKSOFT PTE LIMITED in Ireland seeks a System Engineer with 6–9 years of experience to manage application support, middleware, and production operations in Open Systems. You will work on Linux/Unix environments, Java/Python automation, and API-driven integrations focusing on cards and payments platforms.

You will drive automation, optimize deployments, and collaborate with cross-functional teams to sustain high availability across Dev, SIT, UAT, and production environments.

Qualifications

• 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.

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.

Skills

Linux/Unix

JBoss

APIs

IBM MQ

RabbitMQ

Kafka

ActiveMQ

Microservices

REST/SOAP

JSON/XML

Cloud platforms

Containers

DevOps CI/CD

Automation tools

Python

Java

Shell scripting

Oracle

MS SQL

MariaDB

PostgreSQL

NoSQL databases

Geneos

Splunk

Cardlink VisionPLUS

Education

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

Job description

Experience: 6-9 Years
Role: System Engineer

Key Skills:

1.Application & Middleware Support

• Experiencein application support, middleware support, and production operations withinOpen Systems environments.
• Strongknowledge of Linux/Unix, JBoss, APIs, integration technologies, and messagingplatforms (IBM MQ, RabbitMQ, Kafka, ActiveMQ).

2. ModernApplication Technologies

• Understandingof microservices, event-driven architectures, REST/SOAP services, JSON/XML,cloud platforms, containers, and API Gateway solutions.
• Familiaritywith DevOps practices, CI/CD pipelines, and automation tools.

3.Database, Monitoring & Payments Domain

• Workingknowledge of Oracle, MS SQL Server, MariaDB, PostgreSQL, or NoSQL databases.
• Experience with monitoring tools such as Geneos and Splunk and troubleshooting production issues.
• Exposure to Cards and Payments systems is preferred.

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:

Technical Skills & 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 Red Hat 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 minimal supervision.
• Good communication and stakeholder management skills.
• Strong ownership, accountability, and teamwork.
• Ability to manage multiple priorities in a high-pressure support environment.