Senior IT Systems Administrator

Level 4, located in the heart of downtown Calgary, AB and reporting to the I.T. Manager, you are a customer-focused Senior IT Systems Administrator who will be responsible for incident management, service requests, maintenance and projects to support Shareworks enterprise data centre infrastructure. You will support and actively monitor two data centre locations and have primary responsibilities to resolve internal consumer incidents, execute requests and conduct maintenance, upgrades and troubleshooting. You will perform server and network administration activities and handle escalations from the L1, L2 and L3 service desk and other teams within the enterprise environment. Key Responsibilities Ensure the reliable, efficient operation of production data centre infrastructure and services with a 24x7x365 uptime requirement. Monitor, troubleshoot and maintain data centre infrastructure. Design network strategy, discover and document, including logical and physical diagrams. Work under minimal supervision, self-directed. Influence and lead others, train and mentor less-experienced engineers. Continuously seek opportunities to increase internal client satisfaction and deepen client relationships. Perform daily maintenance and monitoring of local area networks (LAN) and wide area network (WAN) services per established procedures. Partner with development and web operations teams to meet organizational goals and proactively seek improvements in reliability and system performance. Identify opportunities for improvements in efficiency and responsiveness, make recommendations and assist with implementing efficiencies. Lead teams implementing large scale IT initiatives. Enterprise disaster recovery (DR) strategy, planning, and implementation experience. Preferred Qualifications BSc in Computer Science or related Engineering field is preferred. 7+ years of increasingly responsible IT Infrastructure administration in data centre/SaaS architectures within a DevOps/Agile framework. A strong background in enterprise class network administration with experience in Juniper, Cisco and Palo Alto routing and switching technologies. 7+ years of hands‑on experience administering data centre infrastructure and complex cross‑functional and cross‑organizational projects for mid to large‑scale technology companies. Experience recommending new enterprise class technologies and processes that will improve overall customer service, reduce operating costs and/or provide a competitive advantage. In‑depth and highly technical understanding of and administration experience for all major functional areas of IT (networking, compute and storage). 7+ years of Linux Systems Administration (Red Hat). 7+ years of Oracle Database Administration. 10+ years of experience with VMware Virtualization technologies (vSphere, Operations Manager, vCenter, NSX, vSAN, etc). 7+ years of Firewall and VPN design and implementation (e.g., Juniper SRX). 7+ years of data storage solutions administration. 5+ years of Enterprise Security / Information Security Administration and Management (Cyber Defense, Penetration Testing, Digital Forensic and Incident Response, etc). Knowledge of infrastructure and data centre monitoring software (PRTG, Sensu, etc). Microsoft Windows Server Administration (Windows Server 2008/2012/2016). Collaboration services such as Confluence, SharePoint, Microsoft CRM, IPS/IDS. Backup, Deduplication and Replication Technologies (Quantum, EMC Data domain). Experience with VLANs, VTP, and network protocols, particularly EIGRP, BGP, and OSPF. Experience with RAID solutions, third‑party file systems, experience designing distributed file system architectures (NFS, AFS, DFS, etc). Experience with IBM SAN Storage environments, experience with IBM System X, and/or Lenovo Flex System Enterprise Chassis environments. Knowledge of fiber‑channel storage arrays, hosts, switches, software, and storage networking infrastructure. Application and process automation experience utilizing Ansible to automate common functions. #J-18808-Ljbffr