Systems Administrator

7 days ago

Mississauga, Canada Willson International Ltd. Full time

Maintaining and administering all physical, virtual, and cloud IT infrastructure including:

- Administration of local and remote sites such as servers, routers, firewalls, and switches
- Administration of MS Azure & AWS infrastructure
- Administration of VMware vSphere ESXi
- Administration of Windows & Linux environment
- Administration of various systems such as: Microsoft Office 365, Exchange Online, Dynamics GP, SharePoint, Enterprise Content Management (ECM), VoIP, Salesforce, corporate website, Web Portal, MS SQL, and Oracle
- Administration SAN/NAS technologies from various vendors
- Maintenance of effective file system and database backup procedures (experience with Veeam Backup & Replication is an asset)
- Performing regular upgrades/maintenance during off-hours updates to in-house and third-party systems
- Providing user support and handling escalations
- Performing a variety of problem analysis, responding appropriately to user requests, handling escalations from Help Desk Analysts as well as escalating issues to the appropriate parties and external service providers
- Using ticketing system to record, track, and follow up on support requests and provide adequate documentation on the problem-solving process
- Assisting in the procurement and support of all IT related equipment
- Assisting with the creation and maintenance of custom base images for company laptops
- Staying informed and keep abreast of new technologies and best practices, accessing knowledge bases, and other resources on the Internet to aid in problem resolution
- Providing Network Administration to the company’s network
- Administration and maintenance of Active Directory/IAM/LDAP
- Researching and procurement networking equipment
- Installing and Configuring network-enabled devices including network gateways
- Monitoring network activity, troubleshooting and resolving connectivity issues related to internet, LAN, WAN, & VPN
- Assist in maintaining inventory of all software and hardware
- Providing Security Administration to the company’s information systems
- Designing, implementing, and maintaining security policies and protocols with accordance to company polices and security industry best practices
- Creating and enforcing network and system authorization and usage protocols to protect against unauthorized access, data leakage, and destruction
- Keeping up to date with security advisories and vulnerability disclosure by vendors
- Identifying and rectifying system and network vulnerabilities through patching and configuration changes
- Consulting with Managed Detection and Response (MDR) Partner to rectify and address security concerns and follow recommended best practices and implement technical advice
- Configuring and maintaining security tools, such as firewalls and endpoint protection, as well as analysing security requirements, and recommending improvements
- Designing and maintaining system recovery and incident response plans
- Monitoring network traffic and logs for threats and suspicious behaviour

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