Jobs at ARHS Group

Acquire new IT-sector clients, manage existing customer relationships, identify business opportunities, understand client needs, and propose tailored IT services and technical staffing solutions. The role collaborates with sales, recruitment, delivery, and marketing teams, supports proposals and bids, monitors market trends and competitors, and maintains accurate customer information. Strong communication, negotiation, business development, and knowledge of the Belgian private IT market are important.

Manages enterprise audio-video conferencing services across their full lifecycle, including administration, monitoring, troubleshooting, end-user support, documentation, configuration improvements, upgrades, and service availability. The role requires expertise in conferencing hardware and software, networking, Webex Control Hub, online interpretation systems, and audio engineering, along with strong communication and problem-solving skills.

Develops, integrates, tests, documents, deploys, and maintains enterprise software applications, APIs, services, and reusable modules. Translates requirements and technical designs into maintainable solutions, integrates external systems, supports CI/CD and containerized delivery, participates in code reviews, and troubleshoots production environments. Collaborates within Agile teams and mentors junior developers while promoting secure coding, quality assurance, documentation, and software development best practices.

Analyze financial-sector business and operational processes for debt or equity activities. Translate stakeholder needs into requirements, support financial product implementation, conduct UAT, investigate data and reporting issues, monitor portfolios, and assist with onboarding, rollout, process improvement, digitalization, and change management in an onsite European institutional environment.

Gather and document business and reporting requirements, translate them into functional solutions, and develop Power BI dashboards and reports. Define KPIs, reporting logic, and data requirements; perform data analysis, validation, and data quality support; assist with testing and user acceptance; and collaborate with business, data, and IT stakeholders onsite in Luxembourg.

Develop and maintain ETL processes, data models, data marts, data warehouses, and reporting solutions. Support ETL design, data analysis, performance tuning, capacity planning, documentation, and data model improvements while contributing to best practices in a collaborative onsite client environment.

Develop and maintain Power BI dashboards and reports, gather stakeholder requirements, prepare and model data, improve data quality, and support testing and troubleshooting. The role also involves documentation and collaboration with data and project teams in an onsite Luxembourg institutional environment.

Develop and optimize large-scale data processing solutions using Apache Spark and Microsoft Fabric. Build data pipelines, support Power BI reporting and visualization, and improve performance, reliability, and data quality. Collaborate with engineers, analysts, and stakeholders to translate requirements into technical solutions, troubleshoot issues, and drive continuous improvements. The role is onsite in Luxembourg within a European institutional environment and requires English fluency and a criminal background check.

Designs, deploys, administers, secures, monitors, and optimizes Citrix CVAD, PVS, and WEM environments. Responsibilities include server and database configuration, virtualization administration, incident and change management, automation, backup and recovery, high availability, disaster recovery, performance tuning, security hardening, technical documentation, stakeholder coordination, training, and ticket resolution. The role also develops deployment pipelines and supports integrations with operating systems, identity providers, networks, storage, and infrastructure services.

Designs and modernizes enterprise data, BI, data warehouse, integration, and reporting architectures. Responsibilities include assessing current platforms, defining target architectures and migration strategies, developing ETL/ELT pipelines, creating data models, conducting data profiling and validation, improving metadata and lineage, and supporting governance, quality, security, and AI-ready data capabilities. The role combines hands-on technical work with stakeholder collaboration, proof-of-concept development, migration oversight, and architectural guidance.

Establishes and governs enterprise architecture practices, designs enterprise architectures and system interfaces, maintains architectural repositories, analyzes business processes and information-system portfolios, and develops transition roadmaps. The role supports project planning, risk and change management, architecture compliance, maturity assessments, cost-benefit analysis, documentation, and stakeholder presentations while aligning business and technology goals.

Administer and monitor enterprise cloud environments, including identities, subscriptions, resources, automation, and utilization. Provision and de-provision development and DevOps environments, maintain policies and workflows, and provide second-line cloud support to application teams. The role requires cloud infrastructure, platform engineering, Linux administration, scripting, DevOps, security, compliance, and ITIL-based change and configuration management expertise, along with relevant cloud and infrastructure certifications.

Administer and monitor enterprise cloud environments, including identities, subscriptions, resources, automation, utilization, and reporting. Provision and de-provision development environments and DevOps projects, provide second-line cloud support, coordinate escalations, maintain policies and procedures, and support cloud security, compliance, and ITIL-based change processes. The role requires Azure landing zone expertise, cloud certification, scripting, Linux administration, and DevOps knowledge.

Recruit IT professionals, particularly Java and Business Intelligence candidates, for public and private sector projects. Responsibilities include defining hiring requirements with business and delivery managers, sourcing candidates, conducting screening and interviews, coordinating candidate communications, building talent pipelines, maintaining recruitment networks, and supporting employer branding events. The role also requires staying current with recruiting trends and preparing high-quality English documentation.

Manage complex incidents for mission-critical applications, lead root cause analysis, coordinate corrective actions, define monitoring and performance baselines, support deployments and releases, and coordinate troubleshooting across infrastructure, middleware, and application teams. The role also contributes to automation, operational readiness, reporting, performance analysis, and continuous improvement in cloud-native, containerized, and multi-vendor environments.

Lead ICT projects from initiation through closure, managing plans, schedules, governance, risks, issues, dependencies, changes, quality, reporting, stakeholders, suppliers, and delivery teams. The role requires Agile project delivery, project controls, executive communications, and oversight of Microsoft and ServiceNow technology implementations in complex public-sector environments.

Designs, maintains, and improves CI/CD platforms across cloud and on-premises environments. Builds Kubernetes-based container platforms, reusable pipelines, automation scripts, Helm deployments, and reliable release processes. Administers Azure DevOps components, supports development teams, delivers DevOps training, and monitors platform performance and usage. Requires extensive Azure DevOps administration, Kubernetes deployment, CI/CD automation, and Infrastructure as Code expertise.

Designs enterprise solution architectures and technical blueprints for complex ICT systems. Defines integrations, interoperability, standards, scalability, security, performance, and resilience. Leads technical teams, evaluates technologies, documents architecture decisions, estimates effort and risks, and supports requirements, testing, deployment, governance, and change management. The role also contributes to cloud storage, video surveillance, video streaming, and field operations systems while aligning technical solutions with stakeholder and operational needs.

Administer mission-critical MariaDB, PostgreSQL, and other database systems across on-premise, air-gapped, virtualized, and Kubernetes environments. Responsibilities include deployment, patching, security, incident and change management, monitoring, backup and recovery, performance tuning, high availability, disaster recovery, automation, data modeling, DevOps pipelines, and production support. The role coordinates across technical teams, handles ITSM tickets, documents procedures, and provides training and knowledge transfer.

Coordinates operational changes and releases across live IT services, managing planning, resources, version control, KPIs, risk, deployments, suppliers, and service transitions. Collaborates with DevSecOps, technical, project, and operational teams to optimize releases and implement changes effectively. Requires ITIL service management expertise, IT operations or service management experience, and ITIL certification.