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Senior System Administrator

2 months ago

Toronto, Ontario, Canada Software International Full time

Job Summary:

Software International is seeking a highly skilled Senior System Administrator to lead our technical team in the management and support of our large-scale production websites and networks. As a Technical Lead, you will be responsible for the overall technical management, operations, ongoing maintenance, and support of our infrastructure.

Key Responsibilities:

  • Manage and support a large, distributed LAMP environment
  • Facilitate problem-solving and collaboration, ensuring discussions lead toward closure, and intervene when necessary to aid the team in resolving issues
  • Be part of an on-call rotation (12pm-8pm EST, 1-week duration every 4 weeks)
  • Perform systems and network architectural design for the site's network, including capacity planning, hardware, infrastructure, software integration, OS, and software performance tuning
  • Act as a single point of escalation for production issues, interfacing with required resources to resolve issues in a timely manner
  • Effectively manage risk, including monitoring, system redundancy, and backups based on business requirements and acceptable risk
  • Provide technical assistance and consultation as required to all areas of the company, including Project Management, Sales, Quality Assurance, Accounting, Customer Service, Development, and Systems departments
  • Perform special tasks and projects company-wide, as assigned by the Team Lead

Requirements:

  • 5+ years of experience with LAMP (Linux, Apache, MySQL, PHP)
  • Minimum of 2+ years of management/leadership experience in a technology-oriented organization required
  • Must be well-versed in supporting web servers
  • Strong background with storage SAN (NFS and iSCSI)
  • Well-versed with ELK stack (Elasticsearch, Kibana, Beats, and Logstash)
  • TCP/IP knowledge BGP and OSPF
  • Hands-on experience working with Linux in a Systems Administrative role
  • Hands-on experience working with Advanced Network Administrative role, including routing, switching, and security
  • Exceptional problem determination and creative problem-solving skills
  • Strong written and verbal skills
  • Strong understanding of software development lifecycle
  • Strong documentation and organizational practices
  • Extensive experience with many of the following:
    • MySQL, maintenance, and troubleshooting
    • LAN/WAN/VPN setup and troubleshooting
    • Linux-based and other firewall technology
    • Cloud technologies (OpenStack, oVirt, RHEV or similar)
    • Baremetal hardware, SAN, Switching, and Load-balancing
    • Backup technologies
    • Systems security
    • Automation systems (Ansible, Puppet or equivalent)
    • Expertise with multiple Web technologies, including but not limited to: HTTP, SSL, DNS, and SMTP protocols