Messaging Engineer - Security Clearance

<p><b>Salary: £54,000 - 66,000 per year</b></p>
<b>Requirements:</b>
<ul><li>Active/recently lapsed SC Clearance / Security Cleared</li><li>Strong experience with Microsoft Exchange (Hybrid/Online) – administration / support and project-based tasks</li><li>Experience with Security Email Gateways (SEGs) – supporting email encryption technologies</li><li>Experience managing highly secure messaging</li><li>Solid PowerShell scripting</li><li>Beneficial experience with:</li><li>- Secure Email Gateways (Mimecast and Clearswift)</li><li>- MX Records and Email DNS Authentication (SPF, DKIM, DMARC)</li><li>- Email encryption (PGP, TLS, and PME)</li><li>- Cloud Fax Solution</li><li>- Email Journal Archiving (Enterprise Vault)</li></ul>
<b>Responsibilities:</b>
<ul><li>Support, administer and deliver changes across Exchange Hybrid and Exchange Online environments</li><li>Manage and support secure enterprise messaging solutions, including email security gateways and encryption technologies</li><li>Troubleshoot complex messaging issues across a varied and highly secure estate</li><li>Work closely with stakeholders to communicate progress, risks and technical concepts effectively</li><li>Required onsite, 2 days per week or 40% of your time each month in Central London</li></ul>
<b>Technologies:</b>
<ul><li>Cloud</li><li>Support</li><li>PowerShell</li><li>Security</li></ul>
<p><b>More:</b></p>
<p>We are seeking an experienced Messaging Engineer for a 6-month contract based in London/Remote, who will join our technically complex environment to support and evolve our enterprise messaging services. You will play a key role in the support, enhancement, and transformation of our messaging estate, ensuring secure and reliable email services for the business. We offer a dynamic team atmosphere with opportunities for professional growth.</p>
<p>last updated 8 week of 2026</p>