Specialist, Application Support

Job Description

Job Responsibilities:
• Linux Java development support with experience troubleshooting of production applications within lower and upper multi-tier environments
• 24x7 support of production applications on a rotating basis, and participate in resolution of escalated incident calls
• Create application monitoring plan and recommend performance and infrastructure capacity improvements
• Point of escalation accountable for customer support to diagnose and resolve customer impacting issues
• Review turnover artifacts to ensure completion prior to executing production installs
• Participate in assigned projects representing the support organization, communicate status, issues and delivery risks
• Works with Change Management/ Release Managers on the evaluation of change events and in planning items for production deployment Perform code installations working with development and Quality Control to monitor and validate successful implementation or fallback. Document installs defects and assigns severities to the problems that occur. When fallback occurs, perform post mortems to identify root cause (RCA)
• Perform trending and analysis of problems; anticipate problems and develop risk mitigation plans for continuous improvement
• Ensures monitoring alerts and system events are assessed, prioritized, and worked aggressively
• Maintain and/or create technical support documentationRequired Qualifications:
• Education: Bachelor s degree in Computer Science/Information Systems, or equivalent
• 5 to 10 years of IT experience in a technical production support role or equivalent with background in Unix/Linux or operations support with hands-on using Java J2EE, Hibernate, JPA, Springs and Struts
• Strong technical experience with Unix/Linux, Apache, and either WebSphere, WebLogic, JBoss , Coherence
• Experience with shell scripting, Sed, AWK,
• Hands-on knowledge of Oracle, and using SQLPLUS
• Strong understanding of multi-tier architecture and infrastructure configurations
• Familiarity with common networking practices
• Must have full life-cycle development experience in a large financial services firm
• Analytical problem solving skills to solve complex problems and independent judgement to identify problems and recommend solutions
• Experienced in creating dashboard for Splunk/App dynamics/ExtraHop.
• Experienced in Agile and DevOps environments and cultures.
• Certifications: Knowledge of ITIL production support best practices
Splunk - Strong working knowledge on Splunk platform including day to day administration of our multi-site distributed Splunk environmentInstalled, tested and deployed monitoring solutions with Splunk servicesMaintain the Splunk platform in regards to new versions, patchingProvided technical services to projects, user requests and data queries.Implemented forwarder configuration, search heads and indexingResponsible to filter the unwanted data in heavy forwarder levelCreated and configured management reports and dashboardsPrepared, arranged and tested Splunk search strings and operational stringsCreating Dashboards to monitor performance peakValidate log sources and indexed data, search through indexed data to optimize search criteriaGood knowledge on Splunk ITSI Integration knowledge on Splunk & AppD.AppD [ 20-30%- approx] Configure AppDynamics to monitor ApplicationsSetup and Analyze AppDynamics analytical data to predict future performance based on historical trendsPerform analysis on logs and use problem solving techniquesBuild/maintain AppDynamics dashboardsIntegrate AppDynamics with third party productsConfigure auto mail rulesPerform Patches & UpgradesGenerate Monthly Operational ReportsComplete user request tickets on AppDynamics Administration, Customizations, and Maintenance & Extract ReportsWriting macros/scriptsDeployment of hosts, software/services, patches and hotfixes, add-ins, etcIn order to protect our Fiserv community, Fiserv requires all newly hired employees in the United States to be fully vaccinated before their start date. Proof of vaccination will be a condition to hiring. Fiserv complies with all applicable laws regarding the reasonable accommodation of individuals with disabilities and/or sincerely held religious beliefs.,

Keyskills :
environmental impact assessmentroot causequality controlshell scriptingproblem solvingrisk mitigationcustomer supporttechnical supportfinancial servicesproduction supporttechnical services