2nd Line IT Systems Administrator

OEG is seeking a proactive and technically skilled 2nd Line IT Systems Administrator to join our expanding in-house IT team. This role is ideal for someone with a strong background in all aspects of IT.

OEG is a leading energy solutions business, providing mission-critical infrastructure assets and services to the global offshore energy industry. Through our specialist divisions - topside, marine, subsea, logistics and industrials, we are a pivotal link in the global offshore energy project chain, ensuring our customers’ projects are delivered safely, reliably and efficiently.

The 2nd Line IT Systems Administrator plays a key role in maintaining, supporting, and improving the organisations IT systems and infrastructure.

Working as part of a growing in-house IT team, the role ensures the reliable delivery of high-quality IT services across the business by providing expert technical support and contributing to the ongoing development of systems including Microsoft 365, Azure, networking, an Active Directory.

This role suits a proactive individual who thrives in a dynamic environment and is committed to continuous improvement and service excellence.

Assist with Group IT projects, including system upgrades, migrations, and deployments.

Troubleshoot and resolve issues related to Microsoft 365 (Exchange Online, Teams, SharePoint, One Drive).

Manage and support Azure AD, including user provisioning, group policies, and conditional access.

Maintain and troubleshoot Active Directory, DNS, DHCP, and Group Policy Objects (GPOs).

Support and maintain network infrastructure including switches, firewalls, and VPNs.

Escalate complex issues to external support or vendors as necessary.

Document incidents, solutions, and procedures in the ITSM system.

Ensure compliance with IT policies, procedures, and security standards.

To have a general understanding of the areas of our QHSE Management System and OEG’s QHSE aims and objectives that are relevant to the role.

Comply with the requirements of OEG Energy Group Policies and the responsibilities within the wider QHSE Management System.

Promoting:

a proactive health and safety culture focussed on the prevention of work-related injury or ill health and continual improvement in our processes / performance.

environmental sustainability and energy efficiency whilst minimising our environmental impacts and preventing pollution.

a quality culture that brings values to our business, our customers and other interested parties ensuring quality issues and opportunities for improvement are identified and implemented.

Strong knowledge of Microsoft 365 administration and troubleshooting.

Hands-on experience with Microsoft Azure, including Azure AD and related services.

Solid understanding of networking concepts (TCP/IP, DNS, DHCP, VPNs, VLANs).

Proficient in managing and troubleshooting Windows Server and Active Directory environments.

Familiarity with ITIL practices and ticketing systems.

Excellent problem-solving and communication skills.

Ability to work independently and as part of a team.

Physical installs of networking equipment from network racks to cabling.

Familiarity with cybersecurity systems including anti-malware and vulnerability scanning.

Ability to create and review IT processes and procedures.

Understanding of Synology storage systems.

Experience with Power Shell scripting.

Knowledge of Connect Wise Automate and Fortinet EMS.

Exposure to cloud security best practices.

Microsoft certifications (MS-100, AZ-104, or similar).

Networking certifications (CompTIA Network+ or similar).