IT Administrator

We don’t follow best practices, we set them!

Callstack supports and inspires top industry leaders to ship better digital products and services to their users. We are a team of high-level experts in cross-platform development and consultancy. We co-create the technology, collaborate with the Meta team on setting the direction for the future growth of the React Native framework, and much more!

We are recognized in the React Native Community as contributors to Open Source projects, organizers of React Universe Conf, as well as speakers at international conferences. We also organize regular community meetups in our HQ in Wrocław, Poland.

We truly believe that you can get the best out of people when you give them a chance to participate and develop. At Callstack you are the one to decide in which area you want to grow, you’ll have an individual self-development budget to empower your competencies and gain new skills.

Our goal is to allow every employee to speak up and introduce their ideas to build the future together.

Join us and work with the TOP Silicon Valley and Fortune 500 companies in the USA!

As an IT Administrator at Callstack you'll manage IT equipment, networks, and cloud solutions. You'll troubleshoot issues, support ITSM platform development, and implement automation to streamline operations.

You will:

• Manage installation, configuration, and maintenance of IT equipment, including troubleshooting and hardware upgrades.
• Configure and maintain LAN, WAN, and VPN networks, and manage network hardware and DNS domains.
• Oversee user account management, permissions, and access control with IAM tools.
• Diagnose and resolve IT issues and support ITSM platform development (Freshservice).
• Provide technical support to end-users.
• Manage software licenses and ensure compliance. (SaaS)
• Administer on-premises and cloud servers (MacOS, Windows, Linux), and monitor resources (Zabbix).
• Manage cloud infrastructure and hybrid solutions (GCP, AWS, Azure).
• Implement automation scripts for administrative tasks. (Bash, PowerShell).
• Monitor cloud resources and propose IT cost-saving measures.
• Coordinate with external vendors and manage SLAs.
• Create and update technical documentation for IT infrastructure and policies.

Requirements:

Who are we looking for?

• Proficiency in MacOS and familiarity with Windows and Linux.
• Experience managing LAN/WAN networks, particularly with Ubiquiti Unifi devices.
• Knowledge of IAM tools (Google Workspace) and cloud server management (GCP).
• Ability to automate IT processes.
• Experience working with external vendors and managing SLAs.
• Permanent stay in Wrocław (work mainly from the office).
• At least 2 years of experience in a similar role.
• Proficient in English (B2 level or higher).

What we offer:

• 24 paid days off & 30 days paid sick leave for B2B contractors
• Fully-covered life insurance
• Private healthcare for you and your family
• Free access to mental health platform - Helping Hand
• Multisport Card or monthly allowance for other sports activities
• Individual Wellbeing & Development Budget
• Monthly lunch allowance
• Flexible working hours and the possibility of remote work upon request (from time to time)
• Accounting costs refund for B2B contractors
• Cool office in Wrocław city center
• Magnificent team events and activities
• Company-wide workation and team building workshops
• Top-notch hardware - Apple devices
• Possibility to participate in React Universe Conf