Junior Functional Analyst – Energy Market Systems

HumanInTech; Belgique; Remote; EUR 52,000 - 76,000; Full time

Job summary

HumanInTech is seeking a Functional Analyst to support a major market system modernisation in Belgium. You will analyse requirements, define functional specifications, and ensure alignment between business needs and IT constraints, with a focus on SAP IS-U in the energy sector.

As part of a cross-functional team, you will prepare SIT/UAT tests, document results, and provide ongoing support during go-lives. French is essential; English is useful for some interactions.

Qualifications

• Minimum 1 year experience as functional or business analyst on SAP IS-U in energy sector.
• Experience with MIG6/MIG-DGO market processes.
• Fluent French (C2) and working English (B2).

Responsibilities

• Analyse requirements, functional principles and use cases for market exchange processes and SAP IS-U.
• Contribute to impact analyses, functional specs, business rules and process mapping.
• Analyse data flows, interfaces between market system and back-end, and identify dependencies.
• Prepare SIT/UAT tests and participate in integration testing and validation.
• Maintain functional documentation and traceability throughout the evolution lifecycle.

Skills

Functional analysis

Requirements analysis

Bridge business and IT

French (C2)

English (B2)

Education

Bachelor’s degree or higher

Tools

Jira

TOPdesk

Modelling tools

BPMN/UML modelling

Job description

What you will do

You will support the transformation of energy market processes and help implement regulatory and operational changes as part of a major market system modernisation programme. Working closely with the existing team, you will gradually gain autonomy in your area.

Market and functional analysis

• Analyse requirements, functional principles and use cases, identifying their impact on market exchange processes and systems, particularly SAP IS-U
• Contribute to impact analyses, functional specifications, business rules and process mapping needed for implementing changes
• Analyse and qualify issues related to market data flows, data quality and interfaces between the market system and the back-end
• Identify dependencies with other projects or system components and escalates points requiring functional or strategic decisions
• Identify opportunities to improve market processes within your scope and propose solutions aligned with programme principles and operational constraints

Testing and support

• Prepare test scenarios, cases and data, then contribute to executing and validating SIT and UAT campaigns
• Document results, analyse deviations and track anomalies through to resolution or escalation
• Participate in integration testing of market exchanges, particularly between the market system and the back-end
• Maintain functional documentation and traceability throughout the evolution lifecycle
• Provide functional support during go-lives, transition periods and hypercare activities

Coordination and cross-team collaboration

• Participate in working groups and internal alignment meetings relevant to your scope, coordinating with the team in place
• Act as the operational link between business teams, IT, testing and application experts to ensure shared understanding of requirements and impacts
• Prepare clear summaries on analysis progress, pending decisions, risks and open points
• Contribute to knowledge sharing and continuity within the teams

What we are looking for

Essential

• Demonstrable experience as a functional analyst (1 year minimum)
• Experience as a business analyst or functional analyst on SAP IS-U in the energy sector (1 year minimum)
• Demonstrable experience in requirements analysis
• Operational knowledge of market processes MIG6/MIG-DGO (1 year minimum)
• Ability to bridge business needs and technical/IT constraints
• French at C2 level

Valuable

• Experience in preparing and tracking SIT/UAT tests and in analysing and tracking anomalies
• Experience with modelling tools
• Experience in BPMN or UML modelling

Knowledge of incident management tools (Jira, TOPdesk or equivalent)

Good communication skills

English at B2 level

The setting

This assignment runs from 19 October 2026 to 31 December 2027, with the possibility of extension.

You will work in the energy sector at a Belgian intercommunal distribution company, collaborating with business, IT and testing teams as well as application experts.

French is the primary working language; English is useful for certain interactions.

You can join us for this assignment as a freelancer or as an employee of HumanInTech. Same role, same team. If you join as an employee, your employment continues beyond this assignment. When it ends, we'll work together to find your next assignment.

Location: Belgium

Work address: Belgium

Employer / contracting party: HumanInTech

Applications close (Brussels time): October 15, 2026 at 2:00 AM

Engagement: Freelance or employed by HumanInTech

Working hours: Full-time

Experience: 1-2 years or more

Education: Bachelor's or more

Published: October 2026