Copilot AI Agent Specialist

MJV Horizon; São Paulo; Hybrid; BRL 120,000 - 180,000; Full time

Job summary

MJV Horizon in São Paulo is seeking a hands-on specialist to elevate Copilot agents from working to business-ready. You will be embedded with a leading global consumer goods client, collaborating with business stakeholders to refine instructions, data sources and grounding, and to shape a scalable evolution roadmap.

You will collect issues, run scenario-based tests, document improvements and deliver refined agents with a prioritized backlog and clear technical recommendations.

Qualifications

• Hands-on experience configuring and refining agents in Microsoft Copilot Studio (instructions, topics, knowledge sources and supported actions).
• Strong prompt engineering and conversational design skills.
• Experience optimizing agent behavior to improve accuracy, reliability and user experience.
• Experience with enterprise knowledge sources, retrieval mechanisms and data grounding.
• Ability to evaluate agent performance, troubleshoot issues and run scenario-based testing.
• Business-oriented problem solving and clear communication with non-technical stakeholders.
• Advanced English (spoken and written) for daily stakeholder communication.
• Availability to work in a hybrid model in São Paulo.

Responsibilities

• Collect issues and improvement requests, and prioritize them against target business outcomes.
• Diagnose agent behavior and refine instructions, conversation flows, knowledge sources and supported actions.
• Improve reliability through better responses and exception handling.
• Review data sources, retrieval behavior, freshness and response traceability to strengthen grounding.
• Run scenario-based tests with business users and review results with business owners.
• Document improvements, track versions and maintain the evolution backlog.
• Deliver refined agents, a prioritized backlog, test evidence and technical recommendations.

Skills

Copilot Studio

Prompt engineering

Conversational design

Agent debugging

Data grounding

Performance evaluation

Advanced English

Stakeholder communication

Job description

\At MJV, we’re looking for a hands-on specialist to take Copilot agents from “working” to business-ready. You’ll be embedded with a leading global consumer goods client, working side by side with business stakeholders to improve existing Microsoft Copilot agents and shape a scalable evolution roadmap.

What you’ll do

• \Collect issues and improvement requests, and prioritize them against target business outcomes;


• \Diagnose agent behavior and refine instructions, conversation flows, knowledge sources and supported actions;


• \Improve reliability through better responses and exception handling;


• \Review data sources, retrieval behavior, freshness and response traceability to strengthen grounding


• \Run scenario-based tests with business users and review results with business owners;


• \Document improvements, track versions and maintain the evolution backlog;


• \Deliver refined agents, a prioritized backlog, test evidence and technical recommendations.

What we’re looking for

• \Hands‑on experience configuring and refining agents in Microsoft Copilot Studio (instructions, topics, knowledge sources and supported actions);


• \Strong prompt engineering and conversational design skills;


• \Experience optimizing agent behavior to improve accuracy, reliability and user experience;


• \Experience with enterprise knowledge sources, retrieval mechanisms and data grounding;


• \Ability to evaluate agent performance, troubleshoot issues and run scenario-based testing;


• \Business-oriented problem solving and clear communication with non-technical stakeholders;


• \Advanced English (spoken and written), as you’ll communicate with stakeholders in English every day;


• \Availability to work in a hybrid model in São Paulo (South Zone).