Senior Systems Administrator

Role Overview

• Manage and maintain the company's IT infrastructure, including hardware, software, and networking systems.
• Ensure the availability and security of the company's data and systems.
• Install, configure, and troubleshoot hardware and software systems.
• Provide technical support to employees, resolving hardware and software issues.
• Manage user accounts and access rights.
• Implement and enforce IT policies and procedures to ensure compliance and security.
• Maintain inventory of IT equipment and software licenses.
• Stay up-to-date with the latest IT trends and technologies, and make recommendations for improvements and enhancements.

Requirements

• 5+ years of experience in a System Administrator, IT Administrator, or similar hands-on IT infrastructure role.
• Hands-on experience with NinjaOne (or equivalent RMM platforms such as Jamf, Kandji, or ConnectWise) for endpoint monitoring, patch management, and remote management.
• Proficiency administering Google Workspace and Microsoft 365 in a multi-tenant or multi-domain environment, including security configurations, user lifecycle management, and license governance.
• Experience managing macOS and Windows fleets, including Apple Business Manager (ABM), MDM profile deployment, and device enrollment workflows.
• Familiarity with Ubiquiti UniFi or similar enterprise networking platforms; ability to configure and troubleshoot VLANs, firewall rules, VPNs, and access points.
• Experience with Cloudflare (DNS, Zero Trust, WAF) is a strong plus.
• Hands-on experience deploying and managing Antivirus or Endpoint Detection and Response (EDR) solutions; experience with Bitdefender GravityZone is a plus.
• Experience with 1Password (or equivalent enterprise password management) and commitment to promoting secure credential practices organization-wide.
• Knowledge of IT onboarding/offboarding workflows; experience with scripting or no-code automation tools to streamline provisioning and deprovisioning.
• Working knowledge of security frameworks such as CIS Controls, NIST, or ISO 27001; ability to translate framework requirements into practical IT policies.
• Experience conducting access reviews, maintaining access inventories, and enforcing least-privilege principles.
• Understanding of endpoint security concepts: full-disk encryption, patch compliance, AV/EDR, and MDM policy enforcement.
• Familiarity with phishing simulation platforms and security awareness programs is a plus.
• Strong ownership mindset
• you treat IT infrastructure as your product and take accountability for its reliability, security, and quality.
• Excellent documentation habits; you leave systems better documented than you found them.
• Clear communicator able to translate technical issues into plain language for non-technical stakeholders.
• Able to work independently, prioritize effectively across competing demands, and escalate proactively when needed.
• Comfortable in a fast-moving, high-growth environment where processes are continuously improving.
• Relevant certifications such as CompTIA A+, CompTIA Network+, MCSE, Google Workspace Administrator, or equivalent.
• Experience supporting engineering or product teams with developer tooling (e.g., JetBrains / IntelliJ license management).
• Experience with Azure networking (VPN Gateway, virtual networks) for hybrid connectivity scenarios.

Tech Stack

• Azure
• DNS
• Jamf
• MacOS

Benefits

• No fixed budget, we hire globally and adjust offers based on experience and market rate.
• Flexibility around working hours and location. The role can be worked remotely, with the option to work from one of our offices. We have a co-working space Belgrade where most of our engineers are based.
• Macbooks, private health insurance, training budgets and more!
• Opportunity to travel to South East Asia.