Systems Administrator

Client of Stellar Hunters

We are seeking a reliable and proactive Systems Administrator to join our IT team. The successful candidate will maintain, administer, and enhance the company s server, network, and cloud infrastructure to ensure high availability, security, and performance. This role partners closely with Engineering, Product, and Support teams to deploy and operate services, implement automation, and respond to incidents. Strong troubleshooting skills, a systems-oriented mindset, and clear communication are essential.

Key Responsibilities

Systems & Infrastructure Management

• Administer and maintain on-premises and cloud-based servers, virtual machines, and infrastructure components to ensure reliability and scalability.

• Apply operating system updates, patches, and configuration changes across Linux and Windows environments following change management processes.

• Manage identity and access controls, including directory services, single sign-on, and privileged access to maintain secure operations.

Network & Security Operations

• Monitor and troubleshoot network connectivity, firewalls, VPNs, and load balancers to maintain performance and availability.

• Implement and maintain security best practices, including hardening, vulnerability scanning, patching cadence, and incident response support.

• Collaborate with Security and Engineering to remediate findings, enforce policies, and support audits or compliance activities.

Automation, Tooling & Scripting

• Develop and maintain automation for provisioning, configuration management, and routine operational tasks using scripts and infrastructure-as-code.

• Support CI/CD and deployment tooling, integrating system configuration and operational checks into build and release pipelines.

• Document runbooks, playbooks, and automation workflows to ensure reproducible operations and knowledge transfer across the team.

Monitoring, Incident Management & Performance

• Maintain and tune monitoring, logging, and alerting systems to detect availability, capacity, and performance issues proactively.

• Respond to incidents, lead root cause analysis, and drive remediation actions to reduce recurrence and improve system resilience.

• Analyze capacity and performance trends, recommend and implement optimizations to meet operational and cost objectives.

Collaboration, Documentation & Continuous Improvement

• Work closely with cross-functional teams to support project onboarding, infrastructure requirements, and production launches.

• Create and maintain clear documentation for system architecture, configuration, operational procedures, and incident reports.

• Proactively identify opportunities to improve reliability, automation, and observability; propose and implement practical solutions.