Java L3 Support Engineer

We are looking for an experienced Application Support Engineer with strong expertise in Linux/Unix, Networking, Routing, Load Balancing, and Production Support. The ideal candidate should have hands-on experience troubleshooting application and infrastructure issues using enterprise monitoring and observability tools such as Splunk, Grafana, and AppDynamics.

Key Responsibilities

• Provide L2/L3 production support for enterprise applications and infrastructure.
• Troubleshoot application, Linux/Unix, network, routing, and connectivity-related issues.
• Monitor application and infrastructure health using Splunk, Grafana, and AppDynamics.
• Analyze alerts, logs, performance metrics, and system behavior to identify issues.
• Troubleshoot routing, load balancing, connectivity, and network-related problems.
• Perform incident investigation, troubleshooting, and root cause analysis.
• Coordinate with Network, Infrastructure, Application, and other technical teams for issue resolution.
• Handle production incidents and ensure timely resolution within defined SLAs.
• Participate in problem management and identify recurring issues.
• Perform application health checks and proactively identify potential failures.
• Maintain troubleshooting guides, runbooks, and operational documentation.
• Support planned changes, deployments, and maintenance activities.

Must-Have Skills

Application Support

Linux / Unix

Networking

Routing

Load Balancing

Splunk

Grafana

AppDynamics

Production Support

Incident Management

Troubleshooting

Required Skills & Tools

• 4–6 years of experience in Application / Production Support.
• Strong hands-on experience with Linux/Unix administration and troubleshooting.
• Good understanding of TCP/IP, networking, routing, and connectivity concepts.
• Practical experience troubleshooting load balancing issues.
• Hands-on experience with monitoring and observability tools such as Splunk, Grafana, or AppDynamics.
• Strong log analysis and troubleshooting skills.
• Experience handling production incidents and working within SLA-driven environments.
• Strong communication and coordination skills.

Preferred Experience

• Exposure to ITIL processes including Incident, Problem, and Change Management.
• Experience with scripting/automation using Shell or Python.
• Exposure to cloud environments is an added advantage.
• Experience supporting enterprise-scale applications and infrastructure.

Key Competencies

• Strong analytical and troubleshooting skills.
• Ability to work under pressure during critical production incidents.
• Strong ownership and accountability.
• Excellent communication and stakeholder management.
• Ability to work collaboratively with global technical teams.

Qualifications

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

Location : Mumbai

Big Picture (The Opportunity) :

Are you looking for an opportunity to advance your Career? & If you are able to maintain a positive attitude even when everything goes wrong, if you are detail oriented and self motivated with a passion to learn and improve your skills and knowledge, we have a perfect job for you !

What do we want from you ? (Our Expectations) :

• Zero to 2 years experience in Linux Operating System.
• Flexible working hours - able to support occasional nights, weekends, and call-ins, able to quickly adapt to a constantly changing faced paced environment. Open to travel to sites.
• An ideal person who is excited and motivated about running and supporting a production - grade critical infrastructure and looks for opportunities to improve processes with automation.

What are you required to do ? (Your Responsibilities) :

• Proactively maintain and develop all linux infrastructure technology to maintain a 24*7*365 uptime service.
• Engineering of systems administration-related various solutions for our various SAAS products and projects as well as operational needs.
• Proactively monitoring system performance and capacity planning.
• Providing technical support to customers for Applications, Operating systems, and networking.
• Will also be the first point of contact for our clients, where installations are placed on a permanent basis, for basic troubleshooting and problem solving.
• Fault finding, analysis and logging information for reporting of performance exceptions.
• Maintain best practices on managing systems and services across all environments.

Skills & Qualification Required (Add Value) :

• Graduate - Preferred to have Bachelor‘s Degree in Engineering, Computer Science or related field.
• He / She should be familiar with the installation and configuration of Linux operating systems and setup and operation of TCP/IP networking on Linux systems also familiar with Internet concepts including SMTP, IMAP, POP, HTTP, DNS, LDAP and related protocols.
• You should possess excellent communication skills .
• Knowledge of Email concepts, Helpdesk Concept , VoIP Concept , Cloud computing will be an added advantage.

We are looking for an experienced Application Support Engineer with strong knowledge of Network, DNS, Linux/Unix, and application monitoring tools. The candidate will be responsible for production support, incident troubleshooting, monitoring, and ensuring application availability and stability.

Responsibilities:

• Provide L2/L3 application and production support for critical applications.
• Troubleshoot issues related to Network, DNS, Linux/Unix, and application connectivity.
• Monitor application health, performance, and availability using Splunk, Grafana, AppDynamics, or similar tools.
• Analyze logs, alerts, and performance metrics to identify and resolve incidents.
• Handle incident, problem, and change management activities as per ITIL processes.
• Perform root cause analysis (RCA) and implement preventive measures.
• Coordinate with Network, Infrastructure, Development, and other support teams for issue resolution.
• Participate in production deployments, maintenance activities, and on-call support.
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Required Skills:

• Strong experience in Application/Production Support.
• Good knowledge of Linux/Unix administration and troubleshooting.
• Strong understanding of Networking concepts and DNS.
• Hands-on experience with Splunk, Grafana, AppDynamics, or similar monitoring tools.
• Good understanding of TCP/IP, HTTP/HTTPS, load balancing, and connectivity troubleshooting.
• Experience with incident, problem, and change management.
• Strong troubleshooting, communication, and stakeholder management skills.
• Good knowledge of SQL and application log analysis is preferred.

Role Summary:

We are looking for an experienced Application Production Support Engineer with strong expertise in application support, incident and change management, Linux/Unix, SQL, Oracle, and monitoring tools. The candidate will be responsible for maintaining application availability, troubleshooting production issues, monitoring system performance, and coordinating with technical and business stakeholders.

Key Responsibilities

• Provide L2/L3 production support for business-critical applications.
• Monitor applications and infrastructure using Splunk, Grafana, and AppDynamics.
• Analyze and resolve production incidents within defined SLAs.
• Perform incident, problem, change, and service request management.
• Troubleshoot application issues across Linux/Unix, SQL, and Oracle environments.
• Perform SQL queries and database-level troubleshooting to identify application issues.
• Analyze application logs, alerts, and performance metrics to identify root causes.
• Coordinate with development, database, infrastructure, and other technical teams for issue resolution.
• Participate in Root Cause Analysis (RCA) and implement corrective/preventive actions.
• Support application deployments, releases, and production changes.
• Ensure effective communication with business users and stakeholders during critical incidents.
• Identify recurring issues and drive problem management and service improvement initiatives.
• Maintain support documentation, knowledge articles, and operational procedures.
• Participate in on-call/shift support as required.

Mandatory Skills

• 6+ years of experience in Application Production Support.
• Strong experience in Incident & Change Management.
• Hands-on experience with Linux/Unix.
• Good knowledge of SQL and Oracle database support.
• Experience with monitoring and observability tools:
• Splunk
• Grafana
• AppDynamics
• Strong troubleshooting and problem-solving skills.
• Good understanding of application monitoring, logs, alerts, and performance analysis.
• Strong stakeholder management and communication skills