Application Engineer – L3 Expert

Role: Application Engineer – L3 Expert

Location: The Hague, Netherlands (hybrid / near-site)

Contract: Long term

Working arrangement: Full-time, 40 hours per week

Language: English (B2 minimum)

Technology & Risk Recruitment is recruiting on behalf of our client for an experienced Application Engineer / Administrator to support a major European public sector organisation based in The Hague. This is a senior technical position within an established ICT Operations and Infrastructure team. The successful consultant will be responsible for the installation, configuration, administration, monitoring and ongoing support of business-critical applications across production and non-production environments.

You'll work within a structured ITIL environment, supporting application availability, performance and service improvements, while working alongside technical teams in a matrix environment.

Key responsibilities

• Install, configure and administer applications across production and non-production environments.
• Monitor application performance, availability and capacity, identifying opportunities for improvement.
• Provide ongoing application support and maintenance, including incident, change, release and problem management.
• Administer and maintain Elasticsearch clusters.
• Support containerised applications and microservices using Kubernetes, Docker, Helm and Rancher.
• Automate recurring administration tasks and operational procedures.
• Develop and maintain application documentation, including installation procedures, troubleshooting guides and backup and recovery plans.
• Support configuration management and deployment activities.
• Contribute to the maintenance and development of technical knowledgebases.
• Produce reports covering application availability, performance, capacity and usage.
• Work closely with infrastructure, application and operations teams to maintain service quality.

Essential experience and technical skills - Candidates must demonstrate:

• At least 9 years of relevant professional IT experience, subject to the required degree qualification.
• A minimum of 6 years working within medium to large-scale IT infrastructure environments.
• At least 5 years of application administration experience.
• At least 5 years working with enterprise Microsoft or Linux server environments.
• A minimum of 2 years administering and supporting Elasticsearch.
• At least 2 years working with microservices, container orchestration and container-based technologies.
• Practical experience with Kubernetes, Docker, Helm and Rancher.
• Experience with public or hybrid cloud environments, specifically Azure or AWS.
• Good knowledge of Elasticsearch cluster deployment and administration.
• Experience with configuration management tools such as Ansible, Puppet or Chocolatey.
• Shell scripting and/or PowerShell experience.
• Good understanding of ITIL processes, including incident, change and release management.
• Relevant certifications covering the technologies outlined above.
• English language proficiency at B2 level or higher.

Desirable experience

• DevOps practices and methodologies.
• Relational databases such as Microsoft SQL Server and PostgreSQL.
• Kong API Gateway.
• Further experience with Azure or AWS cloud services.

Security requirements

The successful candidate must be able to obtain EU CONFIDENTIAL security clearance.

A certificate of good conduct, issued within three months, will be required with the offer.

Interested?

If you have strong application administration experience, particularly with Elasticsearch, Kubernetes and enterprise infrastructure, we'd be interested in hearing from you.