Linux Systems Engineer

CCBill is an online payment services provider used by more than 30,000 websites globally that supports the needs of both new and established businesses in the ecommerce and online space. CCBill has been offering industry-leading solutions since 1998. The primary objective of the Linux Systems Engineer role is to support and improve our infrastructure by ensuring system reliability, security, scalability, and operational efficiency. The role requires a strong technical foundation in Linux systems administration, automation, troubleshooting, and infrastructure engineering, with an increasing focus on DevOps and SRE practices. The Systems Engineer will work with development, operations, security, and other stakeholders to design and implement reliable technical solutions. Location: EU/US Working hours: Monday-Friday, US shift. Key Job Requirements: Perform system maintenance, patching, troubleshooting, and incident response to ensure infrastructure stability, performance, and reliability. Identify recurring operational issues and improve the processes and tooling used to address them. Design IAM workflows and contribute to integrations between infrastructure, authentication, authorization, and security systems. Apply Linux security best practices, hardening standards, and compliance requirements. Build scalable infrastructure stacks and improve high availability, resilience, and recovery capabilities. Improve SRE practices, incident response, and operational processes. Introduce