We are seeking a Microsoft 365 security and compliance expert with deep hands-on experience in Microsoft Defender, Microsoft Purview, and the Microsoft 365 Admin Center. You will design, implement, and optimize security and compliance capabilities across Microsoft 365, translating risk and regulatory requirements into enforceable technical controls. This role requires strong analytical skills, disciplined execution, and the ability to operate as both a technical authority and a pragmatic advisor to IT and security stakeholders.Key about your responsibilitiesMicrosoft 365 Admin Center (Tenant Administration & Service Operations)Own and optimize Microsoft 365 tenant administration via the Microsoft 365 Admin Center across core workloads (Exchange, SharePoint, OneDrive, Teams, and related admin portals).Manage user and group lifecycle operations, licensing strategy, service health monitoring, and incident communication.Define and maintain tenant-wide configuration standards, governance guardrails, and administrative operating procedures.Oversee administrative roles and access models (least privilege), including role assignment reviews and privileged access controls where applicable.Drive service readiness and change management: feature releases, Message Center review, impact analysis, stakeholder communications, and rollout planning.Troubleshoot Microsoft 365 service issues using service health telemetry, audit logs, and diagnostic tooling; coordinate with Microsoft support as needed.Produce high-quality documentation: tenant configuration baselines, runbooks, operational playbooks, and escalation procedures.Microsoft Defender (Security Engineering & Operations)Architect, deploy, and optimize Microsoft Defender solutions, including policy and control baselining.Implement and tune Defender security controls such as endpoint protection, identity protection, email and collaboration protection, and cloud app security monitoring (as applicable).Develop detection and response use-cases, triage workflows, alert tuning, and incident response playbooks.Conduct root-cause analysis of security incidents and drive remediation and hardening measures.Integrate Defender telemetry with SIEM/SOAR (e.g., Microsoft Sentinel) and standardize operational reporting (KPIs/KRIs).Microsoft Purview (Compliance, Information Protection & Governance)Design and deploy information protection and compliance capabilities (e.g., sensitivity labeling, encryption, DLP, retention).Implement data governance and lifecycle management aligned to business and legal requirements.Configure and maintain compliance policies for Microsoft 365 workloads (Exchange, SharePoint, OneDrive, Teams).Support eDiscovery, audit, insider risk and information barrier use-cases (where applicable).Ensure controls are measurable, auditable, and aligned with relevant frameworks (e.g., ISO 27001, NIST, GDPR).Architecture, Delivery & Stakeholder ManagementTranslate business risk and regulatory requirements into technical designs, implementation plans, and operational controls.Lead or support migrations and security uplift initiatives, ensuring minimal disruption and strong change management.Provide 3rd line support and act as escalation point for complex Microsoft 365 security/compliance and tenant administration issues.Coach and upskill internal teams; define standards and guardrails for secure-by-default configurations.RequirementsBachelor’s or Master’s degree in Computer Science, Information Security, Engineering, or a related discipline (or equivalent experience).5+ years of experience in Microsoft 365 security, compliance, and tenant administration (or closely related).Proven, hands-on expertise in:Microsoft 365 Admin Center operations (tenant governance, licensing, service health, admin roles, workload administration)Microsoft Defender (Defender for Endpoint, Defender for Office 365, Defender for Identity, Defender for Cloud Apps / Defender XDR as applicable)Microsoft Purview (Sensitivity labels, DLP, retention, audit, eDiscovery, compliance reporting)Strong analytical problem-solving skills; ability to diagnose issues across identity, endpoint, messaging, collaboration, and data governance.Experience implementing controls at scale using automation (PowerShell, Microsoft Graph, policy-driven configuration).Microsoft certifications such as:MS-102 (Microsoft 365 Administrator)SC-100 (Cybersecurity Architect)SC-200 (Security Operations Analyst)SC-400 (Information Protection Administrator)Experience with Microsoft Sentinel and KQL.Familiarity with security baselines, Zero Trust architecture, and Secure Score / Compliance Score improvement programs.Experience with Intune device management and endpoint compliance alignment (preferred).*A Certificate of Conduct (VOG) and reference check are part of the application process. *Each employee within Keylane must follow training on information security and irrespective to the role basic information security responsibilities apply BenefitsA monthly gross salary between € 4.200 and € 7.000 based on 40 hours per week;8% holiday allowance of your total gross salary;A profit share, which is about one month salary on an annual base;Travel reimbursement: a NS Business card or mileage allowance (€ 0.23 per km);24 holiday days (with the option to buy extra) and 7 inclusion days, which can be exchanged with fixed Dutch national holidays, allowing you to take them when you like;A pension scheme, with the option to save extra;A comprehensive vitality offer to help you stay healthy. Read more here; A one-year contract that, subject to satisfactory performance, will be converted into a permanent contract;Flexibility in working environment. As part of a hybrid working team, you will work partly from home and partly from the office. If you work in the office, a free lunch is waiting for you every day. If you work from home, you will receive a working from home allowance (€ 4 net per day) and internet allowance (€ 35 net per month);The possibility of working remotely from abroad for up to 2 months per year;The opportunity to develop yourself at our Academy through courses and training, both professionally and personally;An active and fun community of ‘Keylaners’. We also have after work drinks at our in-house pub every Thursday.
We are seeking a Microsoft 365 security and compliance expert with deep hands-on experience in Microsoft Defender, Microsoft Purview, and the Microsoft 365 Admin Center. You will design, implement, and optimize security and compliance capabilities across Microsoft 365, translating risk and regulatory requirements into enforceable technical controls. This role requires strong analytical skills, disciplined execution, and the ability to operate as both a technical authority and a pragmatic advisor to IT and security stakeholders.
Key about your responsibilities
Microsoft 365 Admin Center (Tenant Administration & Service Operations)
- Own and optimize Microsoft 365 tenant administration via the Microsoft 365 Admin Center across core workloads (Exchange, SharePoint, OneDrive, Teams, and related admin portals).
- Manage user and group lifecycle operations, licensing strategy, service health monitoring, and incident communication.
- Define and maintain tenant-wide configuration standards, governance guardrails, and administrative operating procedures.
- Oversee administrative roles and access models (least privilege), including role assignment reviews and privileged access controls where applicable.
- Drive service readiness and change management: feature releases, Message Center review, impact analysis, stakeholder communications, and rollout planning.
- Troubleshoot Microsoft 365 service issues using service health telemetry, audit logs, and diagnostic tooling; coordinate with Microsoft support as needed.
- Produce high-quality documentation: tenant configuration baselines, runbooks, operational playbooks, and escalation procedures.
Microsoft Defender (Security Engineering & Operations)
- Architect, deploy, and optimize Microsoft Defender solutions, including policy and control baselining.
- Implement and tune Defender security controls such as endpoint protection, identity protection, email and collaboration protection, and cloud app security monitoring (as applicable).
- Develop detection and response use-cases, triage workflows, alert tuning, and incident response playbooks.
- Conduct root-cause analysis of security incidents and drive remediation and hardening measures.
- Integrate Defender telemetry with SIEM/SOAR (e.g., Microsoft Sentinel) and standardize operational reporting (KPIs/KRIs).
Microsoft Purview (Compliance, Information Protection & Governance)
- Design and deploy information protection and compliance capabilities (e.g., sensitivity labeling, encryption, DLP, retention).
- Implement data governance and lifecycle management aligned to business and legal requirements.
- Configure and maintain compliance policies for Microsoft 365 workloads (Exchange, SharePoint, OneDrive, Teams).
- Support eDiscovery, audit, insider risk and information barrier use-cases (where applicable).
- Ensure controls are measurable, auditable, and aligned with relevant frameworks (e.g., ISO 27001, NIST, GDPR).
Architecture, Delivery & Stakeholder Management
- Translate business risk and regulatory requirements into technical designs, implementation plans, and operational controls.
- Lead or support migrations and security uplift initiatives, ensuring minimal disruption and strong change management.
- Provide 3rd line support and act as escalation point for complex Microsoft 365 security/compliance and tenant administration issues.
- Coach and upskill internal teams; define standards and guardrails for secure-by-default configurations.
Requirements
- Bachelor’s or Master’s degree in Computer Science, Information Security, Engineering, or a related discipline (or equivalent experience).
- 5+ years of experience in Microsoft 365 security, compliance, and tenant administration (or closely related).
- Proven, hands-on expertise in:
- Microsoft 365 Admin Center operations (tenant governance, licensing, service health, admin roles, workload administration)
- Microsoft Defender (Defender for Endpoint, Defender for Office 365, Defender for Identity, Defender for Cloud Apps / Defender XDR as applicable)
- Microsoft Purview (Sensitivity labels, DLP, retention, audit, eDiscovery, compliance reporting)
- Strong analytical problem-solving skills; ability to diagnose issues across identity, endpoint, messaging, collaboration, and data governance.
- Experience implementing controls at scale using automation (PowerShell, Microsoft Graph, policy-driven configuration).
- Microsoft certifications such as:
- MS-102 (Microsoft 365 Administrator)
- SC-100 (Cybersecurity Architect)
- SC-200 (Security Operations Analyst)
- SC-400 (Information Protection Administrator)
- Experience with Microsoft Sentinel and KQL.
- Familiarity with security baselines, Zero Trust architecture, and Secure Score / Compliance Score improvement programs.
- Experience with Intune device management and endpoint compliance alignment (preferred).
*A Certificate of Conduct (VOG) and reference check are part of the application process.
*Each employee within Keylane must follow training on information security and irrespective to the role basic information security responsibilities apply
Benefits
- A monthly gross salary between € 4.200 and € 7.000 based on 40 hours per week;
- 8% holiday allowance of your total gross salary;
- A profit share, which is about one month salary on an annual base;
- Travel reimbursement: a NS Business card or mileage allowance (€ 0.23 per km);
- 24 holiday days (with the option to buy extra) and 7 inclusion days, which can be exchanged with fixed Dutch national holidays, allowing you to take them when you like;
- A pension scheme, with the option to save extra;
- A comprehensive vitality offer to help you stay healthy. Read more here;
- A one-year contract that, subject to satisfactory performance, will be converted into a permanent contract;
- Flexibility in working environment. As part of a hybrid working team, you will work partly from home and partly from the office. If you work in the office, a free lunch is waiting for you every day. If you work from home, you will receive a working from home allowance (€ 4 net per day) and internet allowance (€ 35 net per month);
- The possibility of working remotely from abroad for up to 2 months per year;
- The opportunity to develop yourself at our Academy through courses and training, both professionally and personally;
- An active and fun community of ‘Keylaners’. We also have after work drinks at our in-house pub every Thursday.
Are you ready for a Keylane career? At Keylane, we are transforming the insurance and pensions industry with innovative SaaS solutions. But that's not all – at Keylane, we believe that work should be more than just a job. It's about leveraging your unique self, developing your potential through our acclaimed Keylane Academy, and having fun both in and out of the office. Let us show you how we do things differently! With offices in the Netherlands, Germany, Norway and Denmark, Keylane plays a very important role in the European insurance and pension industry, providing highly configurable and customer-centric SaaS platforms. By optimizing business processes, we empower our customers to be future-ready and agile, driving innovation across the sector. What sets us apart? That is our people. At Keylane, we foster a culture where everyone can be themselves, develop themselves and connect with each other. We are a diverse community of individuals, united by our commitment to delivering exceptional results for our customers. At Keylane, we stand for equality and inclusivity. We believe that everyone should be treated as equals, and our 'flat hierarchy' approach to management reflects this core value. We embrace diversity as a driving force, knowing that our differences make us stronger. Together, we build a workplace founded on trust, openness, and knowledge sharing – a place where every voice is heard and valued. By the way, did you already know that we have exchanged the fixed national holidays for inclusion days? This means it is no longer mandatory to take days off on national holidays. These days can instead be taken whenever a Keylaner wishes to take them.Keylane Academy: our personal development and fun factory But it doesn't stop there. We prioritize your growth and personal development, providing you with ample opportunities to excel, not only in your career but also as an individual. Welcome to the Keylane Academy, where learning is infused with a fun factor. Discover a range of services designed to unleash your potential:
Learning Journeys: We map out your career path and development opportunities, ensuring you always know the exciting steps that lie ahead.
Expert Talks: Immerse yourself in captivating learning sessions, where industry experts share their knowledge and insights on cutting-edge topics.
Playgrounds: welcome the fun factory! Engage with your colleagues, forge connections, and create unforgettable memories through our amusing events like sport events, game board nights or the weekly after work drinks At Keylane, your journey with us is about more than just a job – it's about growth, fulfilment, and a sense of belonging. Join us in shaping the future of the insurance and pension industry while enjoying an enriching and vibrant workplace. Ready to embark on this special adventure? Visit our careers page to explore our open positions and be a part of something special. Unlock your tomorrow at Keylane | Keylane Careers
Are you ready for a Keylane career? At Keylane, we are transforming the insurance and pensions industry with innovative SaaS solutions. But that's not all – at Keylane, we believe that work should be more than just a job. It's about leveraging your unique self, developing your potential through our acclaimed Keylane Academy, and having fun both in and out of the office. Let us show you how we do things differently!
With offices in the Netherlands, Germany, Norway and Denmark, Keylane plays a very important role in the European insurance and pension industry, providing highly configurable and customer-centric SaaS platforms. By optimizing business processes, we empower our customers to be future-ready and agile, driving innovation across the sector.
What sets us apart?
That is our people. At Keylane, we foster a culture where everyone can be themselves, develop themselves and connect with each other. We are a diverse community of individuals, united by our commitment to delivering exceptional results for our customers.
At Keylane, we stand for equality and inclusivity. We believe that everyone should be treated as equals, and our 'flat hierarchy' approach to management reflects this core value. We embrace diversity as a driving force, knowing that our differences make us stronger. Together, we build a workplace founded on trust, openness, and knowledge sharing – a place where every voice is heard and valued.
By the way, did you already know that we have exchanged the fixed national holidays for inclusion days? This means it is no longer mandatory to take days off on national holidays. These days can instead be taken whenever a Keylaner wishes to take them.
Keylane Academy: our personal development and fun factory
But it doesn't stop there. We prioritize your growth and personal development, providing you with ample opportunities to excel, not only in your career but also as an individual. Welcome to the Keylane Academy, where learning is infused with a fun factor. Discover a range of services designed to unleash your potential:
- Learning Journeys: We map out your career path and development opportunities, ensuring you always know the exciting steps that lie ahead.
- Expert Talks: Immerse yourself in captivating learning sessions, where industry experts share their knowledge and insights on cutting-edge topics.
- Playgrounds: welcome the fun factory! Engage with your colleagues, forge connections, and create unforgettable memories through our amusing events like sport events, game board nights or the weekly after work drinks
At Keylane, your journey with us is about more than just a job – it's about growth, fulfilment, and a sense of belonging. Join us in shaping the future of the insurance and pension industry while enjoying an enriching and vibrant workplace.
Ready to embark on this special adventure? Visit our careers page to explore our open positions and be a part of something special.
Unlock your tomorrow at Keylane | Keylane Careers
