SYSTEM ADMINISTRATOR

ON-SITE. MUST HAVE EXPERIENCE WITH IP/UC PBX SYSTEMS SUCH AS 3CX, FREEPBX, ASTERISK, ETC. We are seeking a System Administrator to work directly with our Development Team and IT Support in an eCommerce environment. Applicant needs to have a strong understanding of networking (routers, firewalls, web servers, proxies and DMZ) and be proficient working with Linux, Shell Scripting (includes setting up proper SSH Keys), VMs and SIP/VOIP. MUST HELP SETUP AND MANAGE WEB ENVIRONMENTS THAT INCLUDES CLUSTERING, REVERSE PROXIES/CACHING AND WEB PLATFORMS LIKE WORDPRESS/PLUGINS. MUST BE A SELF MOTIVATOR WITH A TEAM-ORIENTED MINDSET AND ABLE TO HELP MANAGE MULTIPLE SERVER ROOMS.

REQUIREMENTS AND DESIRED SKILLS

• Minimum 5 years recent experience with LAN and WAN administration, as a Systems Administrator, Network Administrator, Web Administrator or similar position.
• Minimum 5 years recent experience with Microsoft Windows Server 2016 (or higher), Active Directory, Red Hat/Rocky/Ubuntu/Debian Linux OS and Windows 10 /11 installation and support experience.
• Minimum 3 years of Microsoft 365/Azure Administration that includes working with their apps/services and Exchange Online.
• Intermediate to advanced skills/expertise with router/firewall/VLAN management, DMZ configurations, network switching, DNS, DHCP, SNMP, SMTP (basic/advanced authentications) and network monitoring tools.
• Intermediate to advanced skills/expertise with SIP/VOIP and IP/UC PBX systems.
• Intermediate to advanced skills/expertise with virtualized environment management, web servers (both production and development), proxy servers, SQL database servers, web content and application filtering.
• Working knowledge of fault tolerance and high-availability setups.
• Practical knowledge of the OSI layer model and networking protocols (layer 2 and 3 in particular).
• Practical experience with integrated public cloud solutions such as AWS.
• Able to read, interpret, and draw conclusions from Syslog, log, etc.
• Ability to troubleshoot and resolve basic routing issues.
• Certifications are a plus (e.g., Microsoft, CompTIA, VCP).

PHYSICAL REQUIREMENTS

• Occasionally may be required to assist working in server rooms or elsewhere moving physical equipment and running cables.

EDUCATION:

• High School Diploma
• Bachelor’s Degree in IT (Preferred but not required)
  Job Type: Full-time
  Pay: $75,000.00 - $80,000.00 per year
  Work Location: In perso

· Network/Security Administration: Must configure, maintain and monitor multiple server rooms (on-premise private cloud/hardware) that includes Edge, Core and DMZ Firewalls/Routers (Unifi EFG & pfSense), Proxy Servers (HAProxy), SSL Certs (ACME/Lets Encrypt), IPS/IDS, Linux Distros (Red Hat, Rocky, Ubuntu, Debian, etc.).
· Virtualization/System Administration: Must configure, maintain and monitor our virtualization platforms (VMware and XCP-ng) and various VMs (Windows Workstations, Windows/Linux Servers, LAMP Web Servers, Active Directory, VEEAM B&R, vCenter, Xen Orchestra, Zabbix, etc.), NAS Drives (via NFS/SMB/iSCSI), VDI Thin Clients, Routers/Firewalls, Switches, WiFi Access Points, Printers, Scanners, Mobile Devices, Smart Hubs, 100+ IP Cameras and other Network Devices. and would be helping to manage PHP, MySQL and other server types.
· SIP/VOIP: Must be able to work with SIP/VOIP to configure and maintain our UC-PBX (we use 3CX) running as a VM on-premise.
· Network Monitoring: Must configure, maintain and monitor entire infrastructure with our NOC tool (Zabbix).
· Web/SAAS Administration: Must configure, maintain and monitor various on-premise/cloud websites (using Wordpress/WooCommerce, custom sites, etc.), SAAS Services and API Integrations (Ebay, Amazon, Sellbrite, payment gateways, etc.). Must implement and manage Microsoft 365 Apps including their more modern apps like Power Automate, Planner, etc. Knowledge of Zoho Apps such as Flow, Forms, Inventory, etc. a plus! Would also assist with PHP, MariaDB/MySQL and other server configurations.
· Backup Management: Must configure, maintain and monitor Global Backups with Retention Schedules, Recovery Times and Test Restores.
· VPN Management: Must use various technologies in maintaining existing and new connections to multiple locations via SDWAN and traditional VPN tunnels (L2/L3 OpenVPN and IPsec).
· User Support: Must assist staff when necessary using on-premise apps such as MS Office, Quickbooks and off-site SAAS apps from Microsoft 365, Zoho, Appfolio, IGMS, Airbnb, Zillow, etc. Assist users with day-to-day software or hardware issues as needed.
· Setups /Updates/Documentation: Must perform workstation/server teardowns and setup as needed, manage Firmware Updates, Patches and Policies and maintain proper System/Network Documentation.