HI5 CONSULTING SOLUTIONS PTE. LTD. is hiring for a L3 Application Support Engineer internship — a 12-month, on-site Data Science role based in ANG MO KIO INDUSTRIAL PARK 2A, Singapore. It is an unpaid internship. It is open to university students, typically in Year 2–4. Applicants with experience in Microsoft Azure, ITIL v3 Foundations Certified, systems reliability, Demonstrate resilience, and PostgreSQL are a strong fit.
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About this role
Role Overview We’re looking for a highly analytical and performance-driven L3 Application Support Engineer with deep expertise in SRE, DevOps, and enterprise infrastructure. The role focuses on ensuring high availability for critical banking/corporate systems, driving automation, and leading complex incident resolution with minimal business impact. Key Responsibilities System Reliability & Incident Management Provide L3 application support for 24/7 production environments with strict SLA adherence Rapid triage, root cause analysis, and resolution of high-severity incidents for banking/corporate apps Lead DR drills, post-mortems, and implement resilience improvements Proactive health checks, patching, and performance monitoring to prevent outages Manage CI/CD pipelines using Jenkins/GitLab, Bitbucket, and Azure Automation Runbooks Implement Infrastructure as Code and automated deployments across Dev, UAT, Prod Build scripts in PowerShell, Bash, Python, KQL, T-SQL to reduce manual toil and streamline operations Track EOS/EOL components and drive technical upgrades for compliance Platform & Database Administration Administer Azure SQL PaaS/IaaS, PostgreSQL, MongoDB, Redis, Elasticsearch, MariaDB Manage Windows Server, RHEL8/9, OpenShift, and AWS S3 workloads Configure monitoring and dashboards using Azure Log Analytics, ELK Stack, Grafana, OAPM Security & Collaboration Remediate vulnerabilities using Microsoft Defender for Cloud/SQL and ensure compliance Partner with Dev, Security, Compliance, and Vendor teams for long-term fixes Own change/release management and maintain environment consistency Create runbooks, SOPs, and knowledge transfer docs for L1/L2 teams Required Skills & Qualifications Cloud & Infrastructure: Azure Portal, Azure SQL, Logic Apps, VM Mgmt, RHEL8/9, OpenShift, AWS S3 Databases: SQL Server 2005-2019, MongoDB, Redis, Elasticsearch, PostgreSQL, MariaDB DevOps/Tools: Jenkins/GitLab CI/CD, Bitbucket, Jira, Confluence, ELK, Grafana Automation: PowerShell, Bash, KQL, T-SQL, Power Automate, Power Apps, Power BI Security: Azure AD, Active Directory, SCOM, LDAP, Defender for CloudCertifications Preferred Microsoft Certified: Azure Database Administrator Associate Microsoft Certified: Azure Fundamentals ITIL® v3 Foundation
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