Stelo Systems Administrator/Support Engineer

Stelo, a StarQuest Company, specializes in enterprise-class data replication tools that simplify data management for organizations. They are seeking a hands-on Senior SysAdmin / Support Engineer to maintain internal systems and provide technical support to customers, ensuring the reliability and performance of their data replication solutions.

Responsibilities:

• Own the day-to-day maintenance and reliability of our internal infrastructure, handling routine systems, network, and database upkeep across our small but diverse environment
• Administer, maintain, and troubleshoot virtualized infrastructure platforms (e.g., VxRail/VMware) running Windows Server and Linux, focusing on routine maintenance, patching, and performance monitoring
• Manage user accounts, groups, and permissions across AD/Azure AD and internal systems, enforcing least-privilege access and MFA
• Support and maintain cloud environments (Azure, AWS, GCP) for virtual machines, networking, storage, and secure remote access
• Configure, maintain, and troubleshoot Fortinet-based VPN solutions to ensure secure and reliable connectivity for remote users
• Implement and maintain backup and recovery processes for servers, applications, and databases, including periodic restore testing
• Monitor the health and capacity of systems, networks, VPN, and services, and handle incident response and basic performance troubleshooting
• Perform routine operational tasks: OS and application updates, certificate renewals, log reviews, and security patching
• Administer and support databases, especially IBM DB2 LUW and IBM i (AS/400), including basic administration, backup/restore, and performance troubleshooting in cooperation with the product team
• Provide technical support for SQDR customers via remote sessions, email, and ticketing systems. Support includes troubleshooting complex environments and product issues while guiding customers through installation, configuration, and best practices
• Troubleshoot SQDR deployment issues, including connectivity, configuration, database integration (DB2, IBM i, other RDBMS), and OS/environment problems
• Analyze logs and diagnostic information to identify root causes and recommend workarounds or long-term solutions
• Assist customers with installing, upgrading, and configuring SQDR in their environments (Windows/Linux, on-premises and cloud)
• Collaborate with internal engineering teams to escalate product defects, reproduce issues, and validate fixes and patches
• Contribute to knowledge base articles, how‑to guides, and FAQs

Requirements:

• 5+ years of experience in systems administration / infrastructure roles, with responsibility for production environments
• Strong hands-on experience with Windows Server and Linux (e.g., Ubuntu, RHEL, Rocky/CentOS) in virtualized environments
• Experience with virtual infrastructure platforms such as VxRail, VMware, Hyper‑V, or similar
• Working experience with at least one major cloud platform (Azure, AWS, or GCP), including basic compute, storage, and networking
• Experience supporting relational databases, preferably DB2 LUW and/or IBM i (AS/400), including backup/restore and basic performance troubleshooting
• Solid understanding of network fundamentals: TCP/IP, DNS, DHCP, VPNs, routing, and firewalls
• Hands-on experience configuring and supporting Fortinet VPN solutions in a production environment
• Strong troubleshooting skills across OS, network, database, and application layers
• Excellent customer-facing communication skills and prior experience supporting external technical users or customers
• Comfortable working independently in a fully remote environment, managing priorities, and documenting work clearly
• Hands-on experience with ODBC/JDBC drivers, including connection lifecycle management, statement execution, parameter and result-set handling, diagnostics (SQLSTATE, error codes), and performance tuning across multiple relational databases
• Familiarity with modern data platforms such as Databricks, Snowflake, BigQuery, or Microsoft Fabric
• Experience with containerization and orchestration (Docker, Kubernetes) and CI/CD practices