Application Support

TEKsystems; Dublin; On-site; EUR 65,000 - 95,000; Full time

Job summary

TEKsystems in Dublin, Ireland, is seeking an Application Support / Production Support Analyst to manage day-to-day production support of Quartz applications and related technologies. You will ensure stability in real-time and batch processing environments, with strong troubleshooting and collaboration across teams.

The role requires an SRE mindset, incident management expertise, and proactive improvement of automation and observability. On-call rotations and weekend coverage may be required.

Qualifications

• Production support in real-time and batch environments.
• Strong Oracle SQL skills for data analysis and performance.
• Hands-on Informatica for data integration and batch processing.
• Experience with Unix/Linux and Windows systems; scripting helps.
• Familiarity with Dynatrace and Splunk for observability and troubleshooting.

Responsibilities

• Manage day-to-day production support of Quartz applications and platforms to ensure stable services.
• Lead incident management, including troubleshooting, RCAs, escalation, and resolution.
• Provide end-to-end support for incidents, releases, capacity, and governance.
• Improve reliability through automation, monitoring, and SRE-driven practices.
• Develop operational metrics, dashboards, and dissemination of knowledge.
• Support on-call rotations and weekend coverage during critical events.

Skills

Production support

SRE mindset

Incident management

Root cause analysis

Automation

Observability

Batch processing

Monitoring

Troubleshooting

Communication

Tools

Oracle

Informatica

Unix/Linux

Dynatrace

Splunk

BOB Scheduling Tool

QZ Release

Quartz AMPS

Windows

Job description

Job Title: Application Support / Production Support Analyst

Job Description

This Application Support role focuses on the day-to-day production support, stability, and operational management of Quartz applications and associated technologies such as Oracle, Informatica, Unix/Linux, Quartz AMPS, Opel Downstream, BOB Scheduling Tool, and QZ Release. The position requires strong technical troubleshooting skills, a Site Reliability Engineering (SRE) mindset, and close collaboration with development, infrastructure, and business teams to ensure platform stability, observability, and service reliability in complex real-time and batch-processing environments.

Responsibilities

• Manage the day-to-day operations and production support of Quartz applications and associated technology platforms, ensuring stable and reliable services.
• Proactively identify potential production issues and create incident, problem, enhancement, or service tickets as required.
• Lead and coordinate production incident management activities, including troubleshooting, root cause analysis, escalation management, and resolution.
• Provide end-to-end support for production services, covering Incident and Problem Management, Release and Deployment Support, Operational Readiness Reviews, Capacity and Availability Management, Application Monitoring, Service Analytics and Reporting, and Production Governance and Triage.
• Ensure production availability and performance service level agreements are consistently achieved, and promptly elevate risks or issues that require management attention.
• Support application releases, maintenance activities, and production change implementations, ensuring smooth deployment and minimal disruption.
• Identify operational vulnerabilities and opportunities for automation and continuous improvement to enhance reliability and efficiency.
• Develop operational metrics, dashboards, and reporting to drive service improvements and strengthen platform reliability.
• Create, maintain, and enhance operational procedures, support documentation, and knowledge transfer materials to standardise and improve support practices.
• Serve as an escalation point between business partners, application development teams, and management for complex production issues.
• Participate in on-call rotations and provide off-hours or weekend support during critical production events, releases, and incidents.
• Drive operational excellence through the adoption of SRE principles, including automation, improved monitoring, observability, and proactive risk management.
• Analyse system logs and telemetry to diagnose issues and perform root cause analysis across multiple technology layers.
• Support and optimise batch scheduling and workload automation activities using tools such as the BOB Scheduling Tool and Quartz-based tooling for batch scheduling and job monitoring.

Essential Skills

• Proven production support experience in complex real-time and batch-processing environments, with a strong focus on application stability and service reliability.
• Strong technical expertise with Oracle databases and SQL for analysing and supporting application data and performance.
• Hands-on experience with Informatica for data integration and batch processing support.
• Advanced knowledge of Unix/Linux and Windows operating systems, including scripting and command-line troubleshooting.
• Practical experience with Quartz applications and Quartz AMPS, including batch scheduling and job monitoring.
• experience supporting and configuring Opel Downstream and QZ Release or similar release management tools.
• Proficiency in scripting languages such as Shell, Python, or Perl to automate operational tasks and improve efficiency.
• experience with batch scheduling and workload automation tools, including the BOB Scheduling Tool.
• Hands-on experience with monitoring and observability platforms such as Dynatrace and Splunk to detect, diagnose, and prevent production issues.
• Strong understanding of Incident, Problem, Change, and Request Management processes and best practices.
• Ability to analyse system logs, monitoring data, and application traces to troubleshoot issues and perform root cause analysis across multiple technology layers.
• Willingness to work a second shift and participate in on-call and weekend support rotations when required.
• Strong analytical, troubleshooting, and problem-solving skills, with the ability to work under pressure during major incidents.
• Excellent written and verbal communication skills, with the ability to explain technical concepts clearly to non-technical stakeholders.
• Self-motivated and proactive, capable of independently driving issue resolution and process improvements.
• Demonstrated leadership skills, with the ability to mentor junior team members and coordinate cross-functional teams during major incidents.
• Deep knowledge of production support practices, including incident, problem, and change management, aligned with an SRE mindset.
• Strong understanding of observability concepts and the use of monitoring tools to ensure application availability and performance.

Additional Skills & Qualifications

• experience implementing automation solutions to reduce manual effort and improve reliability in production environments.
• Familiarity with AI-enabled productivity tools and their application in operational support and automation.
• Understanding of Site Reliability Engineering (SRE) principles, including observability, resiliency, and operational excellence practices.
• experience with operational reporting and data analytics tools such as Excel, Tableau, Power BI, or equivalent platforms.
• experience working with application support, SQL, observability tooling, Dynatrace, and Splunk in integrated production ecosystems.
• Ability to adopt a mindset focused on automation, optimisation, observability, and application availability rather than manual processes.
• Capability to collaborate effectively with cross-functional teams including development, infrastructure, and business stakeholders.

Location

Dublin, Ireland

Trading as TEKsystems. Allegis Group Limited. Level 1, The Chase, Carmanhall Road, Sandyford, Dublin 18, Ireland. No. 909257. TEKsystems is a company within the Allegis Group network of companies (collectively referred to as "Allegis Group"). Aerotek, Aston Carter, EASi, Talentis Solutions, TEKsystems, Stamford Consultants and The Stamford Group are Allegis Group brands. If you apply, your personal data will be processed as described in the Allegis Group Online Privacy Notice available at https://www.allegisgroup.com/en-gb/privacy-notices. To access our Online Privacy Notice, which explains what information we may collect, use, share, and store about you, and describes your rights and choices about this, please go to https://www.allegisgroup.com/en-gb/privacy-notices. We are part of a global network of companies and as a result, the personal data you provide will be shared within Allegis Group and transferred and processed outside the UK, Switzerland and European Economic Area subject to the protections described in the Allegis Group Online Privacy Notice. We store personal data in the UK, EEA, Switzerland and the USA. If you would like to exercise your privacy rights, please visit the "Contacting Us" section of our Online Privacy Notice at https://www.allegisgroup.com/en-gb/privacy-notices for details on how to contact us. To protect your privacy and security, we may take steps to verify your identity, such as a password and user ID if there is an account associated with your request, or identifying information such as your address or date of birth, before proceeding with your request. If you are resident in the UK, EEA or Switzerland, we will process any access request you make in accordance with our commitments under the UK Data Protection Act, EU-U.S. Privacy Shield or the Swiss-U.S. Privacy Shield.