> Markdown version of [/jobs/ext/1864077-application-support-level-3-l3-support-site-reliability-engineer](https://www.wearedevelopers.com/jobs/ext/1864077-application-support-level-3-l3-support-site-reliability-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Application Support Level 3 (L3 Support / Site Reliability Engineer) - **Company:** Conch Technologies - **Location:** Blue Ash, OH, United States - **Contract:** Temporary to permanent - **Skills:** Java (Programming Language), Agile Methodology, Application Performance Management, Confluence, JIRA, Unit Testing, Cloud Computing, Information Systems, Computer Programming, Monitoring of Systems, Python (Programming Language), MongoDB, NoSQL, PCI Data Security Standards, Windows PowerShell, Scrum Methodology, Systems Development Life Cycle, Reliability Engineering, Software Deployment, Software Engineering, SQL Databases, Scripting, Java Application Server, System Availability, Grafana, Reliability of Systems, Information Technology, Splunk, Dynatrace, Servicenow - **Published:** July 27, 2026 - **Apply:** https://www.careerjet.com/jobad/us9261bdac9517d474315cbb17fc3f2ccb ## About the Role * Bachelor's degree in Computer Science, Information Systems, or a related field (or equivalent experience). * Experience in Application Support, Site Reliability Engineering (SRE), Operations, or Software Engineering. * Strong production support and troubleshooting experience. * Experience managing Major Incidents (P1/P2) and coordinating incident response. * Knowledge of Root Cause Analysis (RCA) methodologies such as 5 Whys, Fishbone Analysis, and Timeline Reconstruction. * Experience monitoring applications and infrastructure using enterprise monitoring tools. * Understanding of Java applications; Go experience is a plus. * Exposure to SQL or NoSQL databases such as MongoDB. * Experience with scripting using Shell, PowerShell, or Python is preferred. * Familiarity with ServiceNow, Jira, Confluence, Splunk, Grafana, Dynatrace, or similar monitoring and ITSM tools. * Exposure to Point of Sale (POS) systems is preferred. * Understanding of Agile methodologies; Scrum Master experience is a plus. * Knowledge of PCI-DSS or payment card security standards is a plus. * Excellent verbal and written communication skills. * Ability to work onsite five days per week. * Willingness to travel for store deployments, pilots, and production rollouts. * Ability to participate in a rotating 24x7 on-call schedule., * Experience supporting enterprise Point of Sale (POS) environments. * Knowledge of Java and Go programming. * Experience with SQL and MongoDB. * Experience using monitoring and observability tools such as Splunk, Dynatrace, or Grafana. * Familiarity with cloud platforms and hybrid environments. * Experience with Agile and Scrum practices. * Understanding of payment processing and PCI compliance. Top Skills Required * Major Incident Management with hands-on experience leading P1/P2 production incidents. * Strong Root Cause Analysis (RCA) and Problem Management experience. * Production troubleshooting across application, cloud, infrastructure, and POS environments. ## Description We are seeking an Application Support Level 3 (L3 Support / Site Reliability Engineer) to support a next-generation Point of Sale (POS) platform. This role is embedded within the engineering team and works closely with developers throughout the Software Development Life Cycle (SDLC). The ideal candidate is a strong problem solver with excellent troubleshooting skills, experience handling production incidents, and a passion for improving system reliability. Candidates should be comfortable working in a fast-paced production environment, participating in on-call support, traveling for new store deployments, and collaborating with cross-functional teams to ensure high system availability. Required Qualifications, * Provide Level 3 production support for enterprise Point of Sale applications. * Monitor production systems and respond quickly to incidents and service interruptions. * Lead and coordinate Major Incident Management activities for critical production issues. * Drive incidents through resolution while meeting established SLAs. * Perform Root Cause Analysis (RCA) and implement corrective actions to prevent recurring issues. * Troubleshoot application, infrastructure, cloud, and store-level production issues. * Partner with developers, infrastructure teams, and business stakeholders to resolve complex problems. * Test application and infrastructure changes before production deployment. * Participate in application design, development, coding, and unit testing activities following SDLC best practices. * Develop functional specifications and implementation plans for application enhancements. * Create estimates and work plans for development and deployment activities. * Execute break/fix activities, service requests, and production support tasks. * Maintain operational procedures, scripts, and documentation. * Continuously improve software delivery processes and engineering standards. * Participate in Agile ceremonies and support sprint planning, refinement, and testing activities. * Build strong partnerships across engineering, infrastructure, and business teams. * Lead projects and mentor junior team members when needed. ## Related Videos - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray) - [Migrating half a million users to a new payment service provider](https://www.wearedevelopers.com/videos/730-migrating-half-a-million-users-to-a-new-payment-service-provider) - [NoSQL Data Modeling for Front-end Developers](https://www.wearedevelopers.com/videos/297-nosql-data-modeling-for-front-end-developers) - [APIs and Architecture for scaling omnichannel payments](https://www.wearedevelopers.com/videos/90-apis-and-architecture-for-scaling-omnichannel-payments) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Software Developer Salary in Switzerland [2023]](https://www.wearedevelopers.com/magazine/215-software-developer-salary-in-switzerland-2023) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023)