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DNV

Senior Security Consultant - OT/Maritime, Aviation

DNV
Finland · Full-time · Not Applicable

About Us

We are the independent expert in assurance and risk management. Driven by our purpose, to safeguard life, property, and the environment, we empower our customers and their stakeholders with facts and reliable insights so that critical decisions can be made with confidence.

As a trusted voice for many of the world’s most successful organizations, we use our knowledge to advance safety and performance, set industry benchmarks, and inspire and invent solutions to tackle global transformations.

About The Role

About us

DNV Cyber is a leading cybersecurity services provider, formed by merging Nixu, Applied Risk and DNV in 2024. At DNV Cyber we take pride in safeguarding what’s critical to our customers and all of us as individuals – from personal data to industrial safety systems. We use our expertise and scale to tackle the most difficult cyber issues in multiple industries that are critical to society.

Senior Security Consultant – National Security Delivery (NSD)

To better serve security authorities in strengthening their cybersecurity capabilities, DNV Cyber has established the National Security Delivery (NSD) unit. NSD provides a comprehensive range of cybersecurity services tailored to the needs of governmental and critical infrastructure customers.

We are now looking for an experienced Senior Security Consultant to join our NSD team. This is a unique opportunity to work on high-impact projects that shape national security and resilience.

Key Responsibilities

  • Assist clients in designing, developing, maintaining, and procuring secure system and network architectures that comply with security and regulatory requirements.
  • Support the implementation and interpretation of both technical and non-technical security solutions across diverse customer environments.
  • Guide clients in defining and acquiring cyber-secure systems, software, and related components in alignment with established security frameworks and regulatory standards.
  • Define, refine, and negotiate security requirements for information systems during procurement and architecture design phases.
  • Conduct cyber risk assessments and develop effective mitigation strategies.
  • Provide expertise in system and network architecture design; familiarity with firewalls, switches, and secure network solutions is considered an advantage.
  • Collaborate with Finnish governmental organizations and operate within classified environments (TL IV – TL II).
  • Lead projects and manage deliverables independently in customer-facing roles.

#DNVCyber

What we offer

At DNV Cyber, we are passionate about cybersecurity and take pride in the way we are impacting the society we live in. We encourage you to excel professionally through knowledge sharing and demanding cases. At DNV Cyber, you'll have 500 colleagues who share an interest in cyber security with you. With us, you will be surrounded by the most talented people in the cybersecurity field

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

Visit our website to get to know more about us!

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.

About You

Technical Requirements

  • Familiarity with environments classified under the Finnish national security classification system (TL IV – TL II).
  • Familiarity with cybersecurity frameworks and regulations such as Finnish national security auditing criteria KATAKRI 2020 and NSCA-FI guidelines, NIST 800-53, NIST 800-218 or similar.
  • Experience in both IT- and OT-domains
  • Experience in maritime, aviation or defense domains is considered as a plus.
  • Knowledge of RF technologies (radars, radios, wireless data communications etc.) is considered as a plus.
  • Knowledge of system and network architecture design, including knowledge of information networks and data networking solutions.
  • Knowledge of vulnerability management and security hardening.
  • Ability to scope security testing in various IT-and OT-environments.
  • Excellent documentation and time management skills.
  • Experience in cyber security management within complex technical procurement processes.

Qualifications

  • Bachelor’s degree or higher in IT, Computer Science, Cybersecurity, or equivalent professional experience.
  • Fluency in Finnish and English.
  • Ability to travel occasionally.
  • Strong analytical mindset and problem-solving skills.
  • Proven ability to work independently and drive projects to successful completion.
  • Effective team collaboration skills.

We are looking for an expert for administrative cybersecurity tasks, particularly related to audit requirements. You don’t need to master everything mentioned in this job posting - you can also build on your existing strong expertise in the role.

This position is full-time, and you can work from any of our locations in Espoo, Turku or Jyväskylä. We are flexible with remote work whenever possible. Due to the nature of the role and customers, we require Finnish citizenship, strong Finnish language skills, and the ability to pass a standard security clearance. Our corporate language is English.

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.

Key Skills

Ranked by relevance

cybersecurity cyber security nist firewalls switches wireless excel
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Posted
Jan 30, 2026
Type
Full-time
Level
Not Applicable
Location
Finland
Company
DNV

Industries

Public Safety

Categories

Information Technology

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