3rd Line Support Engineer - Microsoft 365 Messaging

Experis; Manchester; On-site; GBP 86,715 - 95,940; Part time

Job summary

Experis is seeking an experienced 3rd Line Support Microsoft 365 Engineer (Messaging Specialist) for a 6-month contract based in Manchester, onsite. The role focuses on Exchange Online, mail flow, security, and hybrid messaging environments, acting as a senior escalation point for complex incidents.

The ideal candidate will have deep MS 365 expertise, strong governance, and hands-on administration of security platforms such as Proofpoint, ClearSwift, and encryption solutions.

Qualifications

• Provide expert 3rd line support for enterprise messaging platforms.
• Manage and troubleshoot complex email security, encryption, and compliance solutions.
• Investigate and resolve issues relating to email delivery/routing, security and DLP.
• Configure and support third‑party messaging security gateways and email protection platforms.

Responsibilities

• Act as senior technical escalation point for complex incidents, problems and service requests.
• Support regulatory/compliance requirements through secure email and information protection tech.
• Collaborate with Security Operations on phishing campaigns and email threats.

Skills

3rd line support

Microsoft 365

Exchange Online

Email security

DLP

Spam filtering

Phishing protection

Email routing

Proofpoint

ClearSwift

PGP encryption

Tools

Proofpoint

ClearSwift

PGP encryption

Job description

Experis is seeking an experienced 3rd Line Support Microsoft 365 Engineer (Messaging Specialist) for a 6-month contract based in Manchester, onsite. The role focuses on Exchange Online, mail flow, security, and hybrid messaging environments, acting as a senior escalation point for complex incidents.

The ideal candidate will have deep MS 365 expertise, strong governance, and hands-on administration of security platforms such as Proofpoint, ClearSwift, and encryption solutions.