Senior D365 F&O Support Engineer

Senior D365 F&O Support Engineer | 455001 DETAILS

Location:

100% Remote
Position Type: 6M C2H
Hourly / Salary: to $140K+

Vaco Technology is currently seeking a Senior D365 F&O Support Engineer for a 6M C2H that is 100% remote. The Senior D365 F&O Support Engineer will serve as a Tier-3 escalation resource, owning complex technical investigations and delivering permanent resolutions for high-impact production incidents across large-scale, mission‑critical D365 F&O environments. The Senior D365 F&O Support Engineer will join an enterprise managed services practice and will critically focus on providing advanced production support, incident resolution, and proactive stability improvements for global D365 F&O Implementations.

• Incident Management (P1 / P2) – Lead diagnosis / resolution of critical production incidents in D365 F&O | Coordinate cross‑team response during outages and major disruptions
• Root Cause Analysis – Perform deep‑dive investigations into performance degradation / batch failures / integration errors / data inconsistencies / custom extension defects
• Advanced Troubleshooting Tools – X++ Debugging / Trace Parser / SQL Server Profiler / LCS Environment Monitoring / Application Insights / Azure Diagnostics
• Hotfix / Deployment Engineering – Develop / Test / Deploy Hotfixes and Deployable Packages to Production / Sandbox via LCS and Azure Dev Ops
• Performance Optimization – Query Tuning / Index Management / Batch Framework Optimization / Application‑Level Performance Improvements
• Escalation Management – Collaborate Directly with Microsoft Premier Support / CSS on Escalated Cases | Serve as Primary Technical POC
• Cross‑Functional Collaboration – Partner with Functional Teams / Infrastructure Engineering / Client IT Stakeholders During Incidents / PIR Reviews
• Post‑Incident Reporting – Author detailed post‑mortem reports | Develop and implement preventive controls to reduce recurrence
• Monitoring / Runbooks – Build / maintain monitoring, alerting, operational runbooks, and support documents
• Technical Leadership – Provide guidance / mentorship to mid‑level engineers | Support process maturation
• On‑Call Rotation – Participate in structured on‑call rotation with premium compensation

Our client (MSP) has just won a flagship, enterprise‑wide support contract with a Fortune 200 client that has fully replaced its direct Microsoft support with their services. To deliver immediate white‑glove support, they are building a dedicated 6‑person Microsoft Engineering Team, including 2 D365 F&O Administrators, 2 Modern Workplace / M365 Generalists, 1 Power Platform Engineer, and 1 Azure Engineer. These are all is a high‑visibility roles that demands strong technical depth, exceptional customer‑facing communication, composure under pressure, and the ability to multitask across high‑volume tickets.

• Senior D365 F&O Support Engineer – Lead Diagnosis / Resolution of Critical Production Incidents | Coordinate Cross‑Team Response for Outages / Major Disruptions
• D365 F&O – D365 F&O Architecture (expert knowledge) / Metadata Models / Batch Framework / Data Entities / Security Configuration
• X++ Engineering (advanced) – Hands‑on X++ Development / Extensions Framework / Event Handlers / Chain‑of‑Command / Customizations / Refactoring
• SQL / Performance – SQL Server Performance T / Query Optimization / Azure SQL Troubleshooting
• Production Support Expertise – Resolving Complex P1 / P2 Incidents in High‑Volume D365 F&O Deployments (calm / methodical response under pressure)
• Diagnostics / Monitoring Tools – LCS diagnostics / Trace Parser / Perf Timer / X++ Profiler / Azure Monitoring and Telemetry Tools
• Azure Integration – Logic Apps / Service Bus / Azure Functions / Data Factory
• ALM / Dev Ops – Solution Build / Deployment using Azure Dev Ops Pipelines / Branching / Code Reviews / Automated Builds

• Certifications – Strong preference for MB-500 / MB-700 / MB-920, etc.
• MS Partner Manager Services Organizations / Enterprise‑Level D365 F&O Support Team
• Enterprise Environment – Support for Global / High‑Transaction‑Volume D365 F&O Implementations | Complex Multi‑Legal‑Entity…