L2 Production Support_Contract

3 days ago

Singapore Radiant Digital Solutions Full time $120,000 - $240,000 per year

Key Responsibilities:

  • Provide L2/L3 production support for Java/web-based applications, primarily in banking environments.
  • Manage 24/7 application support, including high-severity and high-impact incidents, with a focus on fast recovery and minimal disruption.
  • Monitor, troubleshoot, and resolve application and infrastructure issues promptly.
  • Perform root cause analysis and post-resolution follow-ups for incidents.
  • Participate in disaster recovery drills and major incident investigations.

  • Generate and maintain reports based on ticket metrics and application performance.

  • Coordinate and execute infrastructure maintenance activities including patching, upgrades, and deployments.

  • Manage and maintain Docker containers and batch jobs (e.g., TWS, Cronjobs).

  • Conduct regular health checks and performance monitoring using tools and scripts.

  • Maintain documentation for technical procedures, incident handling, and change management.

  • Support CI/CD pipelines and DevOps practices for application releases and change requests.

  • Ensure SIT and UAT approval processes are completed, including UAT Business Unit sign-off.

  • Collaborate with developers, project teams, vendors, and infrastructure teams to ensure seamless operations.

  • Drive effective communication between business and technology regarding production service reliability and performance.

  • Champion production resilience and availability, focusing on superior client experience.

  • Drive the implementation of Site Reliability Engineering (SRE) and Chaos Engineering for strategic systems.
  • Improve system reliability and availability by gathering data and designing for performance.
  • Drive continuous improvements in processes and systems using SRE methodologies.
  • Provide expert advice and training on technology solutions and advanced reliability techniques.

Requirements

Required Skills & Experience:

  • Minimum 10 years of experience in production support, system administration, or application support roles.
  • Strong knowledge of Linux/AIX/UNIX, Windows Servers, and cloud platforms (AWS, Azure).
  • Proficient in SQL, MySQL, MariaDB, and database batch scripting.
  • Experience with WebSphere, WebLogic, Apache Tomcat, and VMware.
  • Familiarity with monitoring tools, log analysis, and performance tuning.
  • Hands-on experience with DevOps tools and CI/CD pipelines.
  • Strong communication and problem-solving skills.
  • Ability to work in high-pressure environments and manage multiple priorities.

Education & Certifications:

  • Bachelor's Degree in Science (Computer Science) or related field.

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