Senior Security Architect

DNV Germany Holding GmbH; United Kingdom; On-site; GBP 70,000 - 90,000; Full time

Job summary

A leading cybersecurity services provider is seeking a Senior Security Architect in the United Kingdom to lead the design and implementation of advanced security monitoring solutions. You'll collaborate with internal and external teams to enhance security capabilities. Ideal candidates should have over 3 years of experience with Microsoft, Palo Alto, or Splunk technologies, and strong communication skills are a must. Join us to make a meaningful impact in cybersecurity.

Benefits

Mission-driven culture

Opportunities to work with diverse industries

Continuous learning through training

Qualifications

• At least 3 years of experience in designing and implementing security solutions.
• Ability to communicate well-reasoned security recommendations to both technical and non-technical audiences.

Responsibilities

• Advise customers on security monitoring and incident response solutions.
• Lead customer-facing security improvements from architecture design through successful delivery.
• Collaborate with security teams to align architecture with business needs.
• Perform threat modeling and advise on secure architecture.

Skills

Experience in customer-facing security projects and consultations

Strong working knowledge of Microsoft Defender, Sentinel & Azure security stack

Strong working knowledge of Palo Alto Cortex

Strong working knowledge of Splunk

Strong expertise in SIEM design

Log analytics

Query languages (KQL, XQL, or SPL)

Fluent English communication skills

Tools

PowerShell

Python

Bash

Terraform

Job description

Location: Espoo, Finland

Department: DNV Cyber – Managed Services, Service Integration, Service Engineering

We’re seeking a Senior Security Architect to support our SOC operations as part of the Service Engineering team in DNV Cyber’s (formerly Nixu) Managed Services.

In this customer-facing role, you will lead the design and implementation of advanced security monitoring solutions using SIEMs, XDRs, and related technologies within the Microsoft, Palo Alto Cortex, or Splunk security ecosystems, depending on your specialisation. To excel in this role, we expect you to collaborate effectively with internal teams, as well as customer technical and non-technical teams.

Key responsibilities

• Advise customers on security monitoring and incident response solutions by consulting and working closely with the customer.
• Lead customer-facing security improvements from initial architecture design through deployment, optimization, and successful delivery.
• Collaborate with software engineers, customer security teams, and CISOs to align security architecture with business needs.
• Perform threat modeling and advise on secure architecture and integration designs.
• Advise customers on security monitoring and incident response solutions by consulting and working closely with the customer.

At DNV Cyber, we’re building Europe’s leading cybersecurity services provider.

We offer

• A mission-driven culture focused on societal impact.
• Opportunities to work with diverse industries and global customers.
• A collaborative, international environment with top cybersecurity talent.
• Continuous learning through training, mentoring, and hands‑on experience.
• A clear path to specialize and grow in your areas of interest.

Join us on an exciting journey of growth, meaningful work, and shaping the future through cybersecurity!

DNV is an Equal Opportunity Employer and gives consideration for employment to qualified applicants without regard to gender, religion, race, national or ethnic origin, cultural background, social group, disability, sexual orientation, gender identity, marital status, age or political opinion. Diversity is fundamental to our culture and we invite you to be part of this diversity.

You are a proactive, hands‑on professional with at least 3 years of experience in designing and implementing security solutions using Microsoft, Palo Alto Cortex, or Splunk technologies.

You bring

• Experience in customer-facing security projects and consultations.
• Strong working knowledge of one or more of the following:
  • Microsoft Defender, Sentinel & Azure security stack
  • Palo Alto Cortex
  • Splunk
• Strong expertise in SIEM design, implementation, log analytics, and query languages (KQL, XQL, or SPL).
• Familiarity with threat detection, incident response, security automation, and system integration.
• Ability to communicate well-reasoned security recommendations to both technical and non-technical audiences.
• Fluent English communication skills (written and spoken).

You will stand out if you also have

• Relevant certifications (such as AZ-500, SC-200, XDR/XSIAM Engineer, Splunk Core/Enterprise, CISSP, ISSAP, ISSEP, CCSP, CASP+, etc.)
• Scripting or automation skills (e.g., PowerShell, Python, Bash).
• Experience with Infrastructure-as-Code (e.g., ARM templates, Terraform, CloudFormation).
• Knowledge of hybrid or multi-cloud security architectures (Azure, AWS, GCP).
• Understanding of Zero Trust principles and practical implementation.
• Experience with Microsoft Purview, data loss prevention, or web application firewalls.
• Familiarity with security standards and regulations (e.g., ISO 27001, OWASP Top 10, …)
• Fluent Finnish communication skills (written and spoken).

Apply now!

We’re reviewing applications on a rolling basis, so don’t wait to submit yours.

Security and compliance with statutory requirements in the countries in which we operate is essential for DNV. Background checks will be conducted on all final candidates as part of the offer process, in accordance with applicable country‑specific laws and practices.