Unified Communications (UC) Messaging Engineer

Responsibilities

• Exchange Hybrid & Messaging Infrastructure Ownership - Architect, operate, and optimize Exchange Hybrid configurations, mail flow, transport services, recipient management, Outlook Client health, and overall messaging reliability across on‑prem and cloud environments.
• Identity, Directory Sync & Governance Alignment - Monitor and remediate Entra ID Connect/Cloud Sync issues impacting provisioning and GAL; ensure directory hygiene and partner with IAM, Security, and UCC teams on compliance‑driven governance models.
• Messaging Security & Protection - Maintain and validate MX, SPF, DKIM, DMARC, journaling, and anti‑spam/phishing defenses; manage Microsoft Defender for M365 and Purview configurations supporting compliance, retention, eDiscovery, and mail hygiene.
• Automation, Operational Support & Resilience - Build and maintain PowerShell/Graph automation for efficiency and reporting; provide Tier‑3 escalation support, drive RCA efforts, and ensure global follow‑the‑sun operational reliability.
• Documentation, Knowledge Transfer & Cross‑Team Partnership - Produce runbooks, SOPs, and architecture diagrams; collaborate with partner teams; and serve as backup for broader M365 service escalations.
• Essential Capabilities
• Deep understanding of end-to-end mail flow and email security solutions
• Production-level experience implementing and supporting Microsoft Exchange in a hybrid environment
• A solid foundation in Active Directory, Entra ID, & Microsoft 365 administration
• An eagerness to produce scalable and repeatable administrative tasks through automation
• Essential Experience
• 3+ years of professional experience in Exchange Administration (Exchange Online and Exchange Server 2019/SE).
• 3+ years of PowerShell scripting and Microsoft Graph experience used in production environments with error handling, logging, and automation pipelines.
• Expertise in mail flow troubleshooting (Message Trace, SMTP headers, TLS, DNS).
• Strong understanding of SPF/DKIM/DMARC and DNS change management.
• Experience managing M365 tenant-level settings and roles related to messaging services.
• Demonstrated ability to produce detailed runbooks, architectural documentation, and operational playbooks.
• Excellent written and oral communication skills in English
• Desirable Experience
• At least 5 years of professional experience focused in Microsoft 365 productivity application management such as Teams Voice & MTR Administration with at least 3 years of those years in Exchange hybrid administration
• Familiar with Project management methodologies
• Knowledge and/or a proven experience with AvePoint Cloud Governance for M365 and Microsoft Defender for M365
• Bachelor's degree in computer science, Engineering, Mathematics, related field; or equivalent combination of education/professional experience in a similar role
• Technical certifications a plus including ITIL and Microsoft certifications
• Behaviours
• Strong ability to communicate with both and technical and non-technical team members
• Growth mindset, passionate to learn and use new/emerging technologies
• Must work well independently and with others as part of larger global team and be able to collaborate with cross-functional teams.
• Willingness to attend after-hour team and services meetings as required

Benefits

Additional Information

AVEVA is a global leader in industrial software. Our cutting-edge solutions are used by thousands of enterprises to deliver the essentials of life - such as energy, infrastructure, chemicals and minerals - safely, efficiently and more sustainably. We're the first software business in the world to have our sustainability targets validated by the SBTi, and we've been recognized for the transparency and ambition of our commitment to diversity, equity, and inclusion. We've also recently been named as one of the world's most innovative companies. If you're a curious and collaborative person who wants to make a big impact through technology, then we want to hear from you! Find out more at AVEVA Careers . For more information about our privacy policy and how to manage cookies, visit our Privacy Policy . Job Title: UC (Unified Communications) Messaging Engineer Location: Kuala Lumpur Employment Type: Full-time Role Summary AVEVA are looking for a UC Messaging Engineer with a strong background in Exchange hybrid administration for a globally distributed enterprise environment. As a member of the Unified Communications & Collaboration team, you will be responsible for engineering and maintaining all aspects of AVEVA's Microsoft 365 email operations, with deep expertise in an Exchange hybrid environment and a solid foundation in Microsoft 365 administration. This key role ensures secure and seamless mail flow and delivers highly reliable messaging and calendaring experiences across a global enterprise. This cross-functional position partners closely with other teams including Security Operations, IAM, and End User Services to support a unified, integrated collaboration ecosystem.

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