Technical Lead Windows & SQL Server

Location: The Hague

We are looking for an experienced Technical Lead Windows & SQL Server for our Windows & SQL Product Team within Managed IaaS, someone who combines technical vision with hands‑on expertise, decisiveness, and strong collaboration skills. In this role, you will be the technical driver of the team. You will help define the technical direction, ensure clear architectural decisions, and translate strategic objectives into practical solutions.

You will act as the link between engineers, Product Owners, Domain Architects, and other Tech Leads. At the same time, you will remain sufficiently involved in the technical details to maintain technical credibility, effectiveness, and expertise.
36 uur
Onbepaalde tijd/Bepaalde tijd
Hybride werken
Are you an experienced technical leader who thrives in complex infrastructure environments, automation, and guiding engineering teams?
What you are going to do  As a Tech Lead Windows & SQL Server, you will provide technical direction for the development, management, and ongoing modernization of our Windows Server and SQL Server platforms. You will ensure that solutions are robust, secure, scalable, and future‑proof.

Key responsibilities:

Define the technical direction and roadmap for Windows and SQL Server services within Managed IaaS together with the team
Translate architectural decisions into practical and executable solutions for the engineering team
Support the Domain Architect with the technical insights required to make well‑founded architectural decisions
Take ownership of technical decision‑making within your domain and prevent unnecessary project delays caused by uncertainty
Contribute to Architecture Decision Records (ADRs), Solution Intents, and other technical documentation
Safeguard technical quality through reviews, standards, and best practices
Support engineers in resolving complex technical challenges without taking ownership away from the team
Drive automation, standardization, and continuous improvement
Help improve operational stability, security, performance, and lifecycle management of Windows and SQL Server environments
Represent the team in technical forums and ensure clear communication back to the engineers
Technical focus areas
In this role, you will operate at the intersection of Windows Server, SQL Server, automation, and enterprise infrastructure. Areas of focus include:
Windows Server administration, lifecycle management, hardening, and troubleshooting
SQL Server administration, performance tuning, security, backup & recovery, and High Availability
Active Directory, Group Policy, DNS, DHCP, and related Microsoft infrastructure components
Automation using Power Shell, Ansible, YAML, and where relevant, Python
Desired State Configuration (DSC), standardization, and security baselines
CI/CD, Azure Dev Ops, and Infrastructure-as-Code principles
Monitoring, performance optimization, and incident/problem management
Collaboration with application teams, infrastructure teams, security specialists, architects, and operations teams
What we offer you
NN invests in an inclusive, inspiring work environment and in skills and competences for the future. We match this with employee benefits that are in line with what is needed today and in the future. This way, we offer our employees the opportunity to get the best out of themselves.

We offer you:

Salary between €6,378 and €8,504 based on 36 hours depending on your knowledge and experience
13th month and holiday allowance are paid with your monthly salary
27 vacation days for a 5‑day working week and three Diversity Days
A modern pension administered by Be Frank
Plenty of training and learning opportunities
NS Business Card 2nd class, which gives you unlimited travel, also privately. Do you prefer to travel with your own…