2nd Line IT Support Engineer - Escalations & Infra Automation

Open Cosmos Ltd.; Bath; Remote; GBP 40,000 - 60,000; Full time

Job summary

Open Cosmos Ltd. is seeking a hands-on IT Support professional to resolve escalated issues across Windows, Linux, macOS and mobile OS, while managing M365 migration, IAM, and device compliance. You’ll handle endpoint management with Intune/Jamf/MDM, support network services, and drive security best practices.

You’ll collaborate with colleagues across locations, improve automation, and contribute to deployments and upgrades, ensuring SLAs and clear communication with users.

Qualifications

• Strong troubleshooting across Windows, Linux, macOS, mobile OS and SaaS platforms.
• Experience administering M365, Entra ID, IAM, MFA/SSO, device compliance, EDR/AV.
• Comfortable with ITSM/ticketing, change control and documentation.
• Familiarity with scripting/automation (PowerShell/Bash) is a plus.

Responsibilities

• Own and resolve escalated issues across Windows, Linux, macOS, iOS/Android, networks, identity, and collaboration tools.
• Troubleshoot, perform root-cause analysis, and implement corrective and preventative actions.
• Meet SLAs and communicate clearly with users and stakeholders.
• Administer Google Workspace, SSO/IAM, MFA and support migration to M365 and Entra ID.
• Manage endpoints using Intune/Jamf/MDM, including software packaging and secure baselines.
• Support LAN/WLAN/VPN/DNS/DHCP/firewall changes and monitoring; liaise with providers as needed.
• Manage full device lifecycle builds, replacements, RMAs and onboarding/offboarding.
• Contribute to deployments and upgrades (office builds, Wi‑Fi refresh, EDR rollouts, migrations).
• Improve automation, self-service, reporting and monitoring through scripting and tooling.
• Champion security best practice across patching, hardening, device compliance, and access controls.

Skills

Troubleshooting across Windows/Linux/M

M365 administration

Entra ID / IAM / MFA / SSO

Device compliance & EDR/AV

Scripting (PowerShell/Bash)

ITSM / ticketing

Tools

Intune/Jamf/MDM

Google Workspace

Job description

Open Cosmos Ltd. is seeking a hands-on IT Support professional to resolve escalated issues across Windows, Linux, macOS and mobile OS, while managing M365 migration, IAM, and device compliance. You’ll handle endpoint management with Intune/Jamf/MDM, support network services, and drive security best practices.

You’ll collaborate with colleagues across locations, improve automation, and contribute to deployments and upgrades, ensuring SLAs and clear communication with users.