Remote 2nd Line IT Support Engineer

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

Job summary

Open Cosmos Ltd. in the United Kingdom is seeking a hands-on IT support engineer to own and resolve escalated issues across Windows, Linux, macOS and iOS/Android, networks, identity and collaboration tools.

You will troubleshoot, perform root-cause analysis and implement corrective actions, meet SLAs, and communicate clearly with users and stakeholders while administering M365, Entra ID, IAM, MFA/SSO and device compliance.

Qualifications

• Strong troubleshooting across Windows, Linux, macOS and mobile OS.
• Ability to administer M365, Entra ID, IAM, MFA/SSO, device compliance, EDR/AV, patching.
• Familiar with ITSM/ticketing, change control and documentation.
• Clear communication translating tech concepts for non-technical users.

Responsibilities

• Own and resol ve escalated issues across Windows, Linux, macOS, iOS/Android, networks, identity and collaboration tools.
• Troubleshoot, perform root-cause analysis, implement corrective and preventative actions.
• Meet SLAs and communicate with users and stakeholders.
• Administer Google Workspace, SSO/IAM, MFA and migrate to M365 and Entra ID.
• Manage endpoints using Intune/Jamf/MDM and secure baselines.
• Support LAN/WLAN/VPN/DNS/DHCP/firewall changes and liaise with providers.
• Manage the 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

Communication

Scripting/Automation

ITSM/Ticketing

M365/Entra ID/MFA

Device Compliance

EDR/AV/Patching

Tools

Intune

Jamf

MDM

Google Workspace

Entra ID

M365

Job description

issues across devices, networks, identity, and SaaS services, helping keep Open Cosmos running smoothly as we grow. You will:

• 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 our 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 the 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.

What You ll bring

Strong troubleshooting skills across Windows, Linux, macOS, mobile OS and SaaS platforms. Demonstrable ability in administering M365, Entra ID, IAM, MFA/SSO, device compliance, EDR/AV and patching. Comfortable with ITSM/ticketing, change control and documentation. Familiarity with scripting/automation (PowerShell/Bash) is a plus. Clear, confident communication skills translating technical concepts for non-technical users.

Subject-matter expertise in at least one of the following:

• Microsoft tenant migrations
• Microsoft Intune
• Microsoft Endpoint Configuration Manager
• SharePoint Administration
• JIRA Administration
• API integrations
• AI adoption

For this role you can be based in any of our locations.

Why Open Cosmos?

Work at the cutting edge of space technology with customers around the globe. A mission‑driven company making space accessible to help solve real‑world challenges. A diverse, ambitious, and supportive team.

Aim high, go beyond!

At Open Cosmos we are solving the world s biggest challenges from space, providing businesses, governments and researchers access to more readily available information than ever before - ready for the challenge? Then read on Working in our Chief Operating Office (COO)

Working in our Chief Operating Office (COO)

Our COO Teams are the engine that powers Open Cosmos operations. This division brings together mission management, supply chain, and quality & product assurance to make sure every mission is delivered smoothly, reliably, and to the highest standards. They turn plans into action, keeping us efficient and mission‑ready at all times.

What will you be doing?

This is a hands‑on technical role combining escalated user support, deeper infrastructure work, and continuous improvement. You ll be the go‑to point for complex