Application Engineer / Administrator (Expert) – Home office – The Hague

RMM Consulting Group; Den Haag; Hybride; EUR 70 000 - 120 000; Plein temps

Résumé du poste

EU Agency in The Hague seeks an experienced Application Engineer / Administrator (L3 Expert) to support operation, maintenance and improvement of critical ICT platforms from a home-office base in The Hague. The role emphasizes containerized environments, Elasticsearch, cloud technologies, and automation within ITIL-driven processes.

The successful consultant will join a team of 14 professionals responsible for application engineering and operational support in a large enterprise setting, with

Qualifications

• University degree in Information Technology, Computer Science, Engineering, or related field.
• 9+ years IT experience and 5+ years in Application Admin/Engineering roles.
• 6+ years in medium to large enterprise IT infrastructures.
• English proficiency at B2 level or higher.

Responsabilités

• Install, configure, administer, and maintain applications in production and non-production environments.
• Monitor performance, availability, and capacity to ensure optimal service quality.
• Perform incident, problem, change, and release management per ITIL processes.
• Troubleshoot issues and coordinate resolution activities.
• Manage Elasticsearch clusters and related services.

Connaissances

Application Administration

Cloud-native

ITIL

On-call support

PowerShell

Shell scripting

Monitoring

Formation

University degree (3-4 years) in IT/CS/Engineering

Outils

Kubernetes

Docker

Helm Charts

Rancher

Ansible

Puppet

Chocolatey

Azure

AWS

Description du poste

Application Engineer / Administrator (Expert) - Home office - The Hague

For our client in EU Agency in The Hague, we are looking for
Application Engineer / Administrator (Expert) - Home office - The Hague
B2B - Attractive Rate - Long Term contract

About the Role

EU Agency is seeking an experienced Application Engineer / Administrator (L3 Expert) to support the operation, maintenance, and continuous improvement of critical ICT application platforms. The successful consultant will join a team of 14 professionals responsible for application engineering and operational support in a large-scale enterprise environment.

The role focuses on application administration, containerized environments, Elasticsearch platforms, cloud technologies, and automation within an ITIL-driven operational framework.

Key Responsibilities

• Install, configure, administer, and maintain applications in production and non-production environments.
• Monitor application performance, availability, and capacity, ensuring optimal service quality.
• Perform incident, problem, change, and release management activities following ITIL processes.
• Troubleshoot application issues and coordinate resolution activities.
• Manage and support Elasticsearch clusters and related services.
• Administer and maintain containerized platforms using Kubernetes, Docker, Helm Charts, and Rancher.
• Develop automation solutions for recurring administration and operational tasks.
• Produce and maintain technical documentation, including:
  • Operational procedures
  • Troubleshooting guides
  • Backup and recovery plans
  • Installation and support documentation
• Contribute to technical knowledge management and operational best practices.
• Generate reports on application performance, usage, capacity, and service availability.
• Participate in an on-call rotation supporting critical business applications.

Required Qualifications

Education & Experience

• University degree (minimum 3-4 years) in Information Technology, Computer Science, Engineering, or a related field.
• Minimum 9 years of professional IT experience.
• Minimum 5 years of experience in Application Administration/Engineering roles.
• Minimum 6 years of experience in medium to large enterprise IT infrastructures.
• English language proficiency at B2 level or higher.

Technical Skills (Mandatory)

Application & Infrastructure Administration

• Strong experience administering enterprise applications in production environments.
• Experience supporting both Microsoft and Linux server infrastructures.
• Application deployment, maintenance, monitoring, and troubleshooting expertise.

Containerization & Microservices

• Minimum 2 years of experience with:
  • Kubernetes
  • Docker
  • Helm Charts
  • Rancher
  • Microservices-based architectures

Elasticsearch

• Minimum 2 years of hands‑on administration experience.
• Experience in:
  • Cluster deployment
  • Performance tuning
  • Monitoring
  • High availability and maintenance

Automation & Configuration Management

• Strong knowledge of:
  • Ansible
  • Puppet
  • Chocolatey
  • Configuration management principles

Scripting

• Practical experience with:
  • PowerShell
  • Shell scripting (Bash or equivalent)
• Minimum 2 years of experience with:
  • Microsoft Azure
  • AWS
  • Hybrid Cloud environments

IT Service Management

• Strong understanding of:
  • ITIL framework
  • Incident Management
  • Change Management
  • Release Management
  • Problem Management

Certifications

• Relevant certifications in one or more of the following areas:
  • Kubernetes
  • Docker
  • Elasticsearch
  • Azure
  • AWS
  • Linux Administration
  • Microsoft Server Technologies

Nice-to-Have Skills

• DevOps practices and methodologies.
• Experience with relational databases:
  • Microsoft SQL Server
  • PostgreSQL
• Experience with Kong API Gateway.
• Advanced cloud architecture and operations knowledge in Azure or AWS.

On-Call Support

The consultant will participate in a periodic on-call rota:

• Approximately one week every six weeks.
• Remote support expected within one hour of notification.

Ideal Candidate Profile

We are looking for a senior Application Engineer who combines strong operational expertise with modern cloud-native technologies. The ideal candidate has extensive experience managing enterprise applications, containerized environments, Elasticsearch platforms, and cloud infrastructure while working within structured ITIL service management processes.