D365 F&O L3 Technical Support Analyst (SCM)

Mobile Wave Solutions is a professional services company specializing in software development as a service. With a team of over 120 engineers, we deliver scalable, high-quality software that empowers our global clients to innovate and grow. We value collaboration, technical excellence, and a pragmatic approach to solving complex problems.
 

About the Role
We are looking for an experienced Dynamics 365 Finance & Operations (D365 F&O) Technical Support Analyst to join our D365 F&O Application Support Center of Excellence. In this role, you will take ownership of complex technical incidents, develop and deploy robust fixes, and drive continuous improvement across a live enterprise D365 F&O estate. You will work closely with functional leads and service management to ensure high-quality outcomes aligned to SLAs and best practices.
The ideal candidate will have 5+ years of relevant D365 F&O development experience, a strong background in troubleshooting and root-cause analysis, and practical experience delivering extension-based customisations, integrations, and supportable solutions in production environments. A relevant Microsoft D365 Developer certification is mandatory.
 

Key Responsibilities:
Act as the L3 technical escalation point for D365 F&O incidents, problems, and service requests.
Investigate and resolve complex production issues, including:
• Batch job failures and performance bottlenecks
• Data integrity, posting issues, and intermittent defects
• Integration failures and API/service errors
• Environment-specific issues across Dev/Test/UAT/Prod
• Perform deep root cause analysis using logs, traces, monitoring tools, and debugging techniques.
• Produce high-quality fixes (hotfixes, data fixes, configuration-supporting code changes) ensuring minimal operational impact.
• Work with Microsoft Support and third-party vendors/ISVs as needed for critical defects.

Development & Engineering (X++, Extensions, Best Practice)

• Design, build, and maintain extension-based solutions following Microsoft best practices (no over-layering).
Develop and support:
• X++ customisations and extensions
• SSRS reports, Data Entities, and OData/Custom services
• Batch framework enhancements and asynchronous processing
Conduct code reviews to ensure:
• Performance, security, maintainability, and supportability
• Compliance with coding standards and deployment guardrails
Optimise solution performance through:
• Query tuning, indexing recommendations, caching considerations
• Efficient batch scheduling and workload separation

Integrations, Data & Platform Support

Support and enhance integrations including:
• OData, REST services, DMF (Data Management Framework)
• Azure integrations (e.g., Service Bus, Functions, Logic Apps) where applicable
• Power Platform integration touchpoints (as relevant)
• Diagnose and resolve interface and data movement issues (mapping, transformations, retries, sequencing).
Support data activities such as:
• Data corrections, reconciliation routines, and entity-based imports/exports
• Ensuring auditability and controlled execution of data fixes

 

Release, Environment & DevOps Management 
• Support and contribute to release planning and deployment execution across environments (Dev/Test/UAT/Prod).
Work with Azure DevOps to manage:
• Work items, branching, pull requests, and build/release pipelines
Maintain and improve CI/CD practices including:
• Automated build validation, code quality checks, release approvals
• Support LCS activities (as applicable):
• Environment health checks, deployable packages, updates/hotfixing

 

Security & Licensing
• Manage user access rights
• Security role troubleshooting and duty/privilege analysis
• Support user licencing (assign/remove licences & support licence renewal process)

 

Service Management, Documentation & Continuous Improvement 
• Operate within ITIL-aligned MSS processes: incident, problem, change, and request fulfilment.
Produce clear technical documentation:
• RCA reports, technical notes, deployment runbooks, knowledge base articles
• Identify recurring issues and implement problem prevention and automation.
• Support and guide L1 and L2 support teams, ensuring effective issue resolution and knowledge transfer
 

Qualifications:
• 5+ years hands-on development experience with D365 Finance & Operations
• Proven experience working in production support / managed services or a similar BAU environment
• Strong track record of delivering supportable customizations and fixes in live systems

Technical Skills (Must Have) 
• Strong D365 F&O development skills in:
• X++, extensions, event handlers, Chain of Command
• Debugging techniques and log/trace analysis

Experience with: 
• SSRS, Data Entities, DMF
• Integrations (OData/services; ideally Azure integration patterns)

Familiarity with: 
• LCS, deployable packages, servicing and updates
• Azure DevOps (repos, PRs, pipelines, releases)

Advantages:
• Telecommunications and Satellite Communications Industry
• Regulatory or compliance-driven industries

Experience supporting: 
• Multi-legal entity and multi-country deployments
• High-volume transactional environments

Exposure to: 
• Performance testing, monitoring, and tuning practices
• Security role troubleshooting and duty/privilege analysis