SeniorAdministrator - AWS IAC, Terraform,Python

Job Summary

Job Description Technology Operations Engineer Position Overview The Technology Operations Engineer will be part of the technology team in Western Union Technology Services supporting the Dash business, which is Singapore's first all-in-one mobile payments solution. This role is responsible for the day-to-day operation, stability, and support of production systems of Dash, including both in-house and third-party business applications. The role is execution-focused and works under the direction of the Operations Director to ensure systems meet availability, security, and regulatory requirements. The engineer plays a critical role in incident response, monitoring, access operations, patching support, and operational compliance, contributing to a resilient and audit-ready environment in line with MAS Technology Risk Management (TRM) Guidelines. Responsibilities 1. Provide operational support for production and non-production Dash business applications and systems. 2. Monitor system health, performance, and availability using approved monitoring and alerting tools. 3. Raise, track, and resolve operational issues in accordance with defined SLAs and escalation procedures. 4. Act as first responder or supporting responder during production incidents. 5. Perform incident triage, initial diagnosis, containment, and recovery actions. 6. Coordinate with vendors during incidents, deployments, or investigations as directed. 7. Escalate incidents appropriately to the Operations and Technology Directors and relevant stakeholders. 8. Ensure incidents are logged accurately and updated throughout the incident lifecycle. 9. Respond to system alerts and event notifications in a timely manner. 10. Validate alert accuracy and raise improvement suggestions to reduce noise and false positives. 11. Execute operational tasks related to approved changes and releases and ensure changes are executed in accordance with formal change management processes. 12. Plan and coordinate patching activities for operating systems and middleware. 13. Maintain patching evidence and operational records for audit purposes. 14. Perform user and service account provisioning and deprovisioning based on approved requests. 15. Support periodic access reviews by providing system access data and logs. 16. Assist in audit requests related to access, authentication, and privileged activities. 17. Support audits, compliance assessments, and regulatory reviews when required. 18. Maintain and update operational runbooks, SOPs, and support documentation, including runbooks for disaster recovery. Qualifications Category Essential for this role Good to have Education and Qualifications Bachelor's Degree or Diploma in IT/Computer Science/Computer Engineering or relevant discipline Work Experience 3-6 years experience in IT Operations or Systems Operations role Technical / Professional Skills Hands-on experience supporting production systems in regulated or mission-critical environments. Strong troubleshooting and documentation skills. Familiarity with monitoring, logging, and ticketing systems. Experience with incident, change, and problem management processes. Strong Linux/Unix operational experience (Windows is a plus) Non-Technical / Soft Skills Good teamwork Good interpersonal and negotiation skill, working independently is essential Other Task-Specific Knowledge

Key Responsibilities

Job Description Technology Operations Engineer Position Overview The Technology Operations Engineer will be part of the technology team in Western Union Technology Services supporting the Dash business, which is Singapore's first all-in-one mobile payments solution. This role is responsible for the day-to-day operation, stability, and support of production systems of Dash, including both in-house and third-party business applications. The role is execution-focused and works under the direction of the Operations Director to ensure systems meet availability, security, and regulatory requirements. The engineer plays a critical role in incident response, monitoring, access operations, patching support, and operational compliance, contributing to a resilient and audit-ready environment in line with MAS Technology Risk Management (TRM) Guidelines. Responsibilities 1. Provide operational support for production and non-production Dash business applications and systems. 2. Monitor system health, performance, and availability using approved monitoring and alerting tools. 3. Raise, track, and resolve operational issues in accordance with defined SLAs and escalation procedures. 4. Act as first responder or supporting responder during production incidents. 5. Perform incident triage, initial diagnosis, containment, and recovery actions. 6. Coordinate with vendors during incidents, deployments, or investigations as directed. 7. Escalate incidents appropriately to the Operations and Technology Directors and relevant stakeholders. 8. Ensure incidents are logged accurately and updated throughout the incident lifecycle. 9. Respond to system alerts and event notifications in a timely manner. 10. Validate alert accuracy and raise improvement suggestions to reduce noise and false positives. 11. Execute operational tasks related to approved changes and releases and ensure changes are executed in accordance with formal change management processes. 12. Plan and coordinate patching activities for operating systems and middleware. 13. Maintain patching evidence and operational records for audit purposes. 14. Perform user and service account provisioning and deprovisioning based on approved requests. 15. Support periodic access reviews by providing system access data and logs. 16. Assist in audit requests related to access, authentication, and privileged activities. 17. Support audits, compliance assessments, and regulatory reviews when required. 18. Maintain and update operational runbooks, SOPs, and support documentation, including runbooks for disaster recovery. Qualifications Category Essential for this role Good to have Education and Qualifications Bachelor's Degree or Diploma in IT/Computer Science/Computer Engineering or relevant discipline Work Experience 3-6 years experience in IT Operations or Systems Operations role Technical / Professional Skills Hands-on experience supporting production systems in regulated or mission-critical environments. Strong troubleshooting and documentation skills. Familiarity with monitoring, logging, and ticketing systems. Experience with incident, change, and problem management processes. Strong Linux/Unix operational experience (Windows is a plus) Non-Technical / Soft Skills Good teamwork Good interpersonal and negotiation skill, working independently is essential Other Task-Specific Knowledge

Skill Requirements

Job Description Technology Operations Engineer Position Overview The Technology Operations Engineer will be part of the technology team in Western Union Technology Services supporting the Dash business, which is Singapore's first all-in-one mobile payments solution. This role is responsible for the day-to-day operation, stability, and support of production systems of Dash, including both in-house and third-party business applications. The role is execution-focused and works under the direction of the Operations Director to ensure systems meet availability, security, and regulatory requirements. The engineer plays a critical role in incident response, monitoring, access operations, patching support, and operational compliance, contributing to a resilient and audit-ready environment in line with MAS Technology Risk Management (TRM) Guidelines. Responsibilities 1. Provide operational support for production and non-production Dash business applications and systems. 2. Monitor system health, performance, and availability using approved monitoring and alerting tools. 3. Raise, track, and resolve operational issues in accordance with defined SLAs and escalation procedures. 4. Act as first responder or supporting responder during production incidents. 5. Perform incident triage, initial diagnosis, containment, and recovery actions. 6. Coordinate with vendors during incidents, deployments, or investigations as directed. 7. Escalate incidents appropriately to the Operations and Technology Directors and relevant stakeholders. 8. Ensure incidents are logged accurately and updated throughout the incident lifecycle. 9. Respond to system alerts and event notifications in a timely manner. 10. Validate alert accuracy and raise improvement suggestions to reduce noise and false positives. 11. Execute operational tasks related to approved changes and releases and ensure changes are executed in accordance with formal change management processes. 12. Plan and coordinate patching activities for operating systems and middleware. 13. Maintain patching evidence and operational records for audit purposes. 14. Perform user and service account provisioning and deprovisioning based on approved requests. 15. Support periodic access reviews by providing system access data and logs. 16. Assist in audit requests related to access, authentication, and privileged activities. 17. Support audits, compliance assessments, and regulatory reviews when required. 18. Maintain and update operational runbooks, SOPs, and support documentation, including runbooks for disaster recovery. Qualifications Category Essential for this role Good to have Education and Qualifications Bachelor's Degree or Diploma in IT/Computer Science/Computer Engineering or relevant discipline Work Experience 3-6 years experience in IT Operations or Systems Operations role Technical / Professional Skills Hands-on experience supporting production systems in regulated or mission-critical environments. Strong troubleshooting and documentation skills. Familiarity with monitoring, logging, and ticketing systems. Experience with incident, change, and problem management processes. Strong Linux/Unix operational experience (Windows is a plus) Non-Technical / Soft Skills Good teamwork Good interpersonal and negotiation skill, working independently is essential Other Task-Specific Knowledge

Other Requirements

Job Description Technology Operations Engineer Position Overview The Technology Operations Engineer will be part of the technology team in Western Union Technology Services supporting the Dash business, which is Singapore's first all-in-one mobile payments solution. This role is responsible for the day-to-day operation, stability, and support of production systems of Dash, including both in-house and third-party business applications. The role is execution-focused and works under the direction of the Operations Director to ensure systems meet availability, security, and regulatory requirements. The engineer plays a critical role in incident response, monitoring, access operations, patching support, and operational compliance, contributing to a resilient and audit-ready environment in line with MAS Technology Risk Management (TRM) Guidelines. Responsibilities 1. Provide operational support for production and non-production Dash business applications and systems. 2. Monitor system health, performance, and availability using approved monitoring and alerting tools. 3. Raise, track, and resolve operational issues in accordance with defined SLAs and escalation procedures. 4. Act as first responder or supporting responder during production incidents. 5. Perform incident triage, initial diagnosis, containment, and recovery actions. 6. Coordinate with vendors during incidents, deployments, or investigations as directed. 7. Escalate incidents appropriately to the Operations and Technology Directors and relevant stakeholders. 8. Ensure incidents are logged accurately and updated throughout the incident lifecycle. 9. Respond to system alerts and event notifications in a timely manner. 10. Validate alert accuracy and raise improvement suggestions to reduce noise and false positives. 11. Execute operational tasks related to approved changes and releases and ensure changes are executed in accordance with formal change management processes. 12. Plan and coordinate patching activities for operating systems and middleware. 13. Maintain patching evidence and operational records for audit purposes. 14. Perform user and service account provisioning and deprovisioning based on approved requests. 15. Support periodic access reviews by providing system access data and logs. 16. Assist in audit requests related to access, authentication, and privileged activities. 17. Support audits, compliance assessments, and regulatory reviews when required. 18. Maintain and update operational runbooks, SOPs, and support documentation, including runbooks for disaster recovery. Qualifications Category Essential for this role Good to have Education and Qualifications Bachelor's Degree or Diploma in IT/Computer Science/Computer Engineering or relevant discipline Work Experience 3-6 years experience in IT Operations or Systems Operations role Technical / Professional Skills Hands-on experience supporting production systems in regulated or mission-critical environments. Strong troubleshooting and documentation skills. Familiarity with monitoring, logging, and ticketing systems. Experience with incident, change, and problem management processes. Strong Linux/Unix operational experience (Windows is a plus) Non-Technical / Soft Skills Good teamwork Good interpersonal and negotiation skill, working independently is essential Other Task-Specific Knowledge