Systems Administrator

This is a fully remote position, open to applicants in Sri Lanka.

📋 Description

• Oversee, monitor, maintain, apply patches, and securely configure Proxmox hypervisors at various geographic locations.

• Execute controlled upgrades and version updates for Proxmox.

• Manage firmware updates for Dell servers and iDRAC systems.

• Keep track of CPU, memory, storage, cluster health, and physical server performance.

• Administer virtual machines running on Windows Server and Linux.

• Implement patching, security baselines, configuration standards, and performance monitoring procedures.

• Utilize NinjaOne RMM for remote administration, monitoring, patching, and configuration management tasks.

• Detect and address configuration drift, performance issues, and capacity risks.

• Supervise backup and disaster recovery systems.

• Investigate backup failures and carry out documented test restores.

• Manage Linux-based CCTV servers and the NX Witness VMS environment.

• Oversee the operational status of CCTV systems, including disk, storage, RAID, SMART, hardware, camera connectivity, recording, and retention.

• Handle SentinelOne Complete endpoint security and investigate security alerts.

• Provide service desk support for Wi-Fi, IPTV, and technology-related requests.

• Acknowledge, triage, resolve, and escalate service tickets as necessary.

• Maintain documentation of infrastructure and operational standards.

• Proactively monitor performance, capacity, and identify security vulnerabilities.

• Recognize opportunities for enhancing reliability, automation, and operational efficiency.

• Report on patch compliance, backup health, CCTV status, and the overall security posture.

⛳️ Requirements

• Demonstrated experience as a Systems Administrator or in a similar infrastructure role.

• Practical experience with virtualization platforms, particularly Proxmox.

• Administration experience with both Windows Server and Linux systems.

• Expertise in patching and security hardening processes.

• Familiarity with RMM platforms such as NinjaOne or similar.

• Experience in monitoring backup systems and performing documented test restores.

• Knowledge of server hardware, storage solutions, and firmware lifecycle management.

• Strong troubleshooting and root-cause analysis capabilities.

• Proficient written English skills and ability to communicate effectively with stakeholders based in Australia.

• Experience with CCTV systems or VMS, especially NX Witness, is preferred.

• Experience managing distributed infrastructure across multiple locations is a plus.

• Familiarity with Dell server firmware and iDRAC is desirable.

• Basic scripting skills in Bash, PowerShell, or similar languages are advantageous.

• Experience with SentinelOne or other endpoint security solutions is preferred.

• Ability to work independently and remotely.

• Strong skills in documentation, organization, communication, customer focus, and collaboration.

🏝️ Benefits

• Compensation paid in Australian Dollars.

• Medical insurance available from day one for you and your spouse (or parents if unmarried).

• Comprehensive OPD coverage that includes doctor visits and all medical needs.

• Allowance for home office setup.

• Internet allowance provided.

• Gym and wellness allowance to promote health.

• Regular team events and engagement activities to foster community.

• Diji Assist – Mental health and counseling support services.

• Reimbursement for obtaining industry certifications.

• Open-door culture promoting transparency.

• Flexible working arrangements – choose to work from home or the office.

• Rewards and recognition program.

• Festive celebrations including Christmas and financial year-end parties.