We are looking for a hands-on OSS Engineer to support, maintain, troubleshoot, and improve OSS applications and related systems. The ideal candidate will have strong experience in production support and be able to troubleshoot issues across application, database, Linux, and infrastructure layers.
Key Responsibilities

• Provide day-to-day support and maintenance for OSS applications and related systems.
• Investigate and resolve application incidents, errors, and operational issues.
• Perform end-to-end troubleshooting across application, database, server, and infrastructure layers.
• Manage users, roles, permissions, and access.
• Configure and maintain workflows, forms, fields, and business rules.
• Develop and troubleshoot JavaScript scripts for system customization and workflow automation.
• Analyze application, system, and container logs to identify root causes.
• Write and execute SQL queries to investigate and resolve data-related issues.
• Support and troubleshoot Linux, Docker, and Kubernetes environments.
• Collaborate with Development, Infrastructure, Database, Network, and other technical teams to resolve complex issues.
• Support deployments, system changes, and maintenance activities.
• Document incidents, root causes, solutions, and system changes.

Requirements

• 2+ years of relevant experience in OSS Support, Application Support, Technical Operations, System Administration, or Production Support.
• Strong hands-on experience with Linux and command-line troubleshooting.
• Good knowledge of SQL and relational databases such as PostgreSQL, MySQL/MariaDB, or SQL Server.
• Hands-on experience with Docker and container troubleshooting.
• Practical knowledge of Kubernetes, including Pods, Deployments, Services, and Namespaces.
• Good practical knowledge of JavaScript and scripting.
• Experience with application, system, and container logs and troubleshooting.
• Good understanding of networking concepts such as IP, ports, DNS, connectivity, and firewalls.
• Strong problem-solving and analytical skills.
• Ability to investigate technical issues and take ownership through to resolution.
• Strong communication and teamwork skills.

Preferred Qualifications

• Experience with OSS/OWS or similar Ticketing/Workflow platforms.
• Experience in Telecommunications / OSS / BSS environments.
• Familiarity with REST APIs and Postman.
• Familiarity with Git.
• Experience with monitoring and logging tools such as Grafana, Prometheus, Zabbix, or ELK.
• Experience supporting enterprise applications in production environments.

Candidate Profile
We are looking for a Mid-Level to Senior-level professional with proven hands-on experience in production environments.
This role is not a basic Help Desk or First-Level Support position. The successful candidate should be able to investigate issues end-to-end, identify root causes, and take ownership of technical problems until they are fully resolved.