Senior Cloud & Systems Administrator (Hybrid Infra)
Jesta I.S. Inc.
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Job summary
Jesta I.S. Inc. is seeking a Senior Systems & Cloud Administrator in Montreal to oversee hybrid infrastructure across OCI, Azure, AWS, and on‑prem systems. The role emphasizes security, reliability, and performance with escalation leadership for complex incidents.
You will contribute to automation, disaster recovery, and modernization initiatives while collaborating with IT, DevOps, and business teams. The position requires a 2‑day in-office presence in Montreal.
Qualifications
- Bachelor’s degree in Computer Science, IT, Engineering, or equivalent experience.
- Azure cloud certification or equivalent; further cloud or security certs are a plus.
- 5+ years in enterprise network administration in medium to large environments.
Responsibilities
- Administer and optimize hybrid infrastructure (LAN/WAN, cloud, on-prem).
- Configure routing, DNS, DHCP, VPNs, and security controls; support OCI/Azure/AWS.
- Lead automation via PowerShell and Terraform; drive IaC adoption.
- Monitor health and performance with SolarWinds, SNMP, Syslog; perform incident analyses.
- Provide technical guidance and mentorship; participate in DR and modernization initiatives.
Skills
Education
Tools
Job description
Jesta I.S. Inc. is seeking a Senior Systems & Cloud Administrator in Montreal to oversee hybrid infrastructure across OCI, Azure, AWS, and on‑prem systems. The role emphasizes security, reliability, and performance with escalation leadership for complex incidents.
You will contribute to automation, disaster recovery, and modernization initiatives while collaborating with IT, DevOps, and business teams. The position requires a 2‑day in-office presence in Montreal.
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