Mission freelance 3rd Line Engineer Leader - DV Cleared

3rd Line Engineer Leader
Must have an Active DV Clearance

You will work across a broad range of Microsoft, VMware, and infrastructure technologies, supporting complex incidents, driving service improvements, and providing technical leadership.
The position is ideal for an experienced 3rd Line Engineer looking to combine hands-on technical expertise with team leadership responsibilities. Legacy infrastructure training will be provided where required.

3rd Line Engineer Leader Responsibilities

Provide 3rd Line technical support across secure infrastructure environments.
Support a high-profile user community through an incident management system.
Lead and mentor a team of 2nd Line Engineers.
Manage technical escalations and provide guidance on complex support issues.
Support VMware, Windows Server, and Microsoft infrastructure technologies.
Troubleshoot infrastructure, Active Directory, and networking issues.
Perform system administration, user management, and operational support activities.
Contribute to service improvements and technical documentation.
Participate in shift work where required.

3rd Line Engineer Leader Skills and Experience

Strong experience providing 3rd Line infrastructure support.
Experience leading, mentoring, or coaching technical support teams.
Strong VMware experience including VMware Cloud Foundation (VCF), vCenter, ESXi, and virtual infrastructure technologies.
Experience with Windows Server 2019/2022, Microsoft Configuration Manager (MCM), SCOM, and Microsoft Exchange.
Strong knowledge of Active Directory, Group Policy (GPO), DNS, DFS, and User Account Management.
Experience analysing Windows Server log files and troubleshooting enterprise infrastructure.
Knowledge of Juniper networking technologies and infrastructure monitoring tools would be advantageous.
Experience supporting legacy Microsoft technologies including Windows 7, Windows 10, and Windows Server 2008/2012 is desirable. Legacy infrastructure training will be provided.
Excellent analytical, communication, customer service, and problem-solving skills.
Able to work independently while supporting a collaborative team environment.

To apply, please send your CV by pressing the apply button.

Due to high volume of applications, only shortlisted CVs will be contacted.


Due to the nature and urgency of this post, candidates holding or who have held high level security clearance in the past are most welcome to apply. Please note successful applicants will be required to be security cleared prior to appointment which can take a minimum 18 weeks. LA International is an award-winning partner of choice for many of the world's most influential companies and government organisations. Holding Enhanced Government Security Accreditation, we are recognised as the European market leader in the delivery of Security Cleared talent to organisations that demand the very highest levels of security, compliance and assurance.

An award-winning organisation, having secured the prestigious Queens Award for Enterprise: International Trade over multiple years. We are committed to fostering an inclusive, equitable and accessible workplace where everyone feels valued and supported. We welcome applications from all individuals, regardless of background or identity, and we encourage candidates who may not meet every listed requirement to still apply. If you require any adjustments or support during the recruitment process, please let us know and we will work with you to ensure a fair and accessible experience.

Please Note: If a high volume of applications is received, only candidates shortlisted will be contacted.