System Administrator

Job Description

Vimly is growing, and our infrastructure has to keep pace. As the System Administrator, you will own the day-to-day health of a hybrid environment that spans on-premises virtualization, Microsoft 365 and AWS cloud services, and a modern identity and device management stack. This is not a training role: we need an experienced administrator who can take ownership from day one, prioritize competing demands, and drive issues to resolution with minimal oversight.

You will report to the Sr. Director of IT Infrastructure and participate in the weekly IT on-call rotation. System patching is performed once a month on a Sunday.

• Plan, implement, oversee, and maintain the server and storage infrastructure; ensure the integrity and reliable function of the organization's critical data and systems.
• Administer the Hyper-V virtualization environment, including virtual networks, hypervisor hardware configuration and updates, Microsoft Remote Application, and VDI.
• Maintain OS updates and hardware firmware across production and development back-end servers.
• Perform Telecommunication platform maintenance, including queue configuration, DID assignment, and user provisioning and de-provisioning; administer the Mobile Device program.
• Administer the Microsoft 365 tenant, including user lifecycle, licensing, and security configuration.
• Administer AWS services, including EC2 instances and VPC networking,KB8, etc. in line with Vimly's security and cost standards.
• Manage identity and access through Okta, including Okta Device Management.
• Administer Intune and JAMF MDM for the Windows and Mac endpoint fleets.
• Maintain the IT asset lifecycle and inventory in SnipeIT.
• Administer backups with Veeam, Exa Grid, and Wasabi cloud storage targets, and validate recoverability through regular restore testing.
• Maintain and tune Zabbix monitoring; respond to alerts and act before small issues become outages.
• Build and maintain Ansible playbooks to automate configuration management and routine maintenance.
• Configure, monitor, and maintain patch management systems to ensure network and systems integrity, including patching of production and development servers once a month on a Sunday.
• Maintain the security of Vimly's information systems through implementation of virus prevention/detection/cleaning and security procedures; monitor event logs and alerts; provide input on changes to policies and procedures in these areas.
• Administer SFTP services supporting secure carrier and partner data exchange; handle protected health information in accordance with HIPAA and Vimly security policies.
• Provide second-level technical support and troubleshooting to employees and work groups for hardware and software; serve as an escalation point for the Help Desk.