System Engineer

AVI-SPL, Inc.; City of London; On-site; GBP 50,000 - 70,000; Full time

Job summary

A digital enablement solutions provider in London is looking for a Messaging Engineer to design, deploy, and maintain enterprise email systems. The ideal candidate will have 3–5 years of experience with Microsoft Exchange Online and a strong understanding of email security platforms. The role involves working closely with IT and user teams to ensure system reliability and performance. The company offers a dynamic culture and opportunities for professional development.

Benefits

Enjoyable and dynamic company culture

Training and professional development opportunities

Qualifications

• 3–5 years’ experience in a Systems Engineer, Messaging Engineer, or M365 Administrator role.
• Hands-on experience with Microsoft Exchange Online and Exchange Server.
• Experience managing email security and continuity platforms.

Responsibilities

• Design, deploy, and maintain enterprise email systems.
• Provide onsite support for IT and user teams.
• Manage mail servers and troubleshoot email issues.

Skills

Microsoft Exchange Online

Exchange Server 2016/2019

Email security platforms

Intune

Automation design and implementation

Education

Microsoft 365 Certified: Messaging Administrator Associate

ITIL v4 Foundation

CompTIA Security+

Tools

PowerShell

Valimail

Proofpoint

Job description

AVI‑SPL is a digital enablement solutions provider that transforms how people and technology connect to elevate experiences, create new value, and enable organizations to thrive and grow. We are the largest provider of collaboration technology solutions, which include our award‑winning managed services.

Our highly certified industry experts and innovation leaders share a vision to help people work smarter and live better. We believe that success starts with a sound team and that an inclusive and diverse workplace moves us all forward.

WHAT YOU’LL DO

Responsible for designing, deploying, and maintaining enterprise email systems to ensure reliability, security, and performance. Provides onsite support for the client’s IT and user teams, manages mail servers, troubleshoots email issues, and ensures compliance with corporate and legal standards.

• Exchange Online configuration, administration, and support.
• Exchange 2016/2019/SE configuration, administration, and support, including experience with upgrades to Exchange 2019/SE.
• Mimecast configuration, administration, and support.
• Valimail configuration, administration, and support.
• BYOD and Corporate Device Management via Intune, including MAM, App Protection, Apple Business Manager, and Android Enterprise.
• Identify and champion opportunities for automation.

WHAT WE’RE LOOKING FOR

• Minimum 3–5 years’ experience in a Systems Engineer, Messaging Engineer, or M365 Administrator role.
• Proven hands‑on experience with Microsoft Exchange Online and Exchange Server 2016/2019/SE, including configuration, administration, troubleshooting, and version upgrades.
• Practical experience managing email security and continuity platforms
• Working knowledge of DNS, SPF, DKIM, and DMARC configuration and management, ideally using tools such as Valimail.
• Strong understanding of Intune for BYOD and corporate device management
• Demonstrated ability to identify, design, and implement automation to improve operational efficiency (e.g., via PowerShell, Logic Apps, or Power Automate).
• Relevant Microsoft certifications such as:
• Microsoft 365 Certified: Messaging Administrator Associate
• Microsoft Certified: Modern Desktop Administrator Associate
• SC-300 (Identity & Access)
• Mimecast or Proofpoint specialist cert
• ITIL v4 Foundation
• CompTIA Security+ or Microsoft Security Operations Analyst (SC-200)
• Experience with Proofpoint Core Email DLP (Tessian)

WHY YOU’LL LIKE WORKING HERE

• Enjoyable and dynamic company culture
• Training and professional development opportunities

MORE ABOUT US

AVI‑SPL is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, disability status, or membership in any other group protected by federal, state, or local law. AVI‑SPL is an AA/Disabled/Veteran Protected Employer VEVRAA Federal Contractor.

Location: London, England, United Kingdom