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Cybersecurity IR Analyst

TheNielsenCompany

Warsaw, Masovian Voivodeship, Poland Remote permanent

Posted: March 30, 2026

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Quick Summary

We are seeking a Cybersecurity IR Analyst to join our team, responsible for analyzing and mitigating cybersecurity risks, providing strategic recommendations, and collaborating with cross-functional teams to drive business growth.

Job Description

At Nielsen, we are passionate about our work to power a better media future for all people by providing powerful insights that drive client decisions and deliver extraordinary results. Our talented, global workforce is dedicated to capturing audience engagement with content - wherever and whenever it’s consumed. Together, we are proudly rooted in our deep legacy as we stand at the forefront of the media revolution. When you join Nielsen, you will join a dynamic team committed to excellence, perseverance, and the ambition to make an impact together. We champion you, because when you succeed, we do too. We enable your best to power our future.

About this job

Nielsen is the industry’s most trusted data analytics solution for video content across all platforms and devices. We follow modern security practices to uphold the privacy and security of all our data and systems.

We are currently looking for a talented Cybersecurity Analyst interested in joining our Cyber Security Incident Response team.  In this role you will be investigating, responding to, and triaging threats and incidents while helping to improve our overall security capabilities. This role needs to be able to communicate and collaborate professionally with other members of the organization from end users to senior management in order to resolve these threats.

This role can be done remotely within Poland. We also have an office in Warsaw if canddiates would prefer working from an office. 

Responsibilities

• Perform host/network based forensic investigations to collect and preserve evidence related to incidents
• Managing incoming queues of detection alerts, threat reports and security incidents
• Interact with our Managed Security Service Provider (MSSP) to investigate and resolve issues
• Prioritizing and triaging competing incidents to maintain Service Level Agreements (SLA)
• Managing investigations including escalation, organizing unstructured work and engaging resource teams across the company
• Managing urgency and visibility to ensure timely response by all involved parties
• Owning an incident for it’s full lifecycle, including after action reviews and follow up actions
• Communication and coordination with other cyber security professionals,  internal teams, and law enforcement agencies as needed to address incidents and threats.
• Maintain current knowledge of tools and best-practices in advanced persistent threats; tools, techniques, and procedures of attackers; and forensics and incident response
• Create and maintain documentation including incident response plans, standard operating procedures, and knowledge base articles
• Rotating on-call coverage

A little about you

• Strong problem solving abilities that help to drive forward incidents to completion and help keep Nielsen secure.
• Your effective communication skills helps in collaborating with key stakeholders, and for translating technical jargon into understandable terms.
• It is important that you stay current on new attack vectors, technologies, tools, and best practices as they change over time.
• You have an open mind and a keen eye for details to detect anomalies and potential security issues others may overlook.
• A true passion for cybersecurity and a commitment to safeguarding an organization from threats.

Qualifications

• Experience with Cybersecurity Incident Response, Digital Forensics, Timeline Analysis or related
• Experience or knowledge of current information security solutions and technologies, including cloud, network and host based products
• Effective and efficient investigative skills across multiple technologies
• Excellent verbal and written communication skills including a focus on providing continuous, proactive communications to management, peers, and stakeholders while working on incidents
• Ability and willingness to continually learn and hone cybersecurity skills
• Cybersecurity certifications preferred (e.g. CISSP, Sec+, SANS/GIAC)
• Familiarity with Python and Powershell a plus
• Experience automating tasks via scripting or other tools (Tines,or similar SOAR)  a plus

Technologies you may work with include

• Security Incident and Event Management (Devo, Splunk, or similar)
• Network Intrusion Detection Systems (OSSEC, Juniper, Palo Alto, or similar)
• Endpoint detection and response (CrowdStrike, Defender, or similar)
• Enterprise level E-Mail security (Google, O365, or similar)
• Digital Forensics and Incident Response tools (Cado, EnCase, FTK, or similar)
• Most operating systems (Windows, Linux, MacOS)
• Public cloud/PaaS (e.g. AWS, GCP, Azure)
• Virtualization and Containers (VMware, Docker, Kubernetes, or similar)

What we offer

• Well-located office at Burakowska 14 - next to Arkadia Westfield Centre (newly designed office, bicycle parking facilities, 7th floor terrace with view over Warsaw) 
• Remote working if preferred
• Additional days off for well-being: Mental Health Day, Birthday day plus December day if all annual leave has been used up
• Nielsen Impact Days - up to 3 days a year for voluntary work on chosen initiative
• Private health care and discounted gym (Multisport), well-being programmes
• Development opportunities: access to courses and webinars 

In addition to a competitive salary and benefits we offer a varied area of responsibility as well as an open corporate culture with numerous development opportunities. Above all, our employees appreciate the ability to work independently in a motivated and very friendly team. Social responsibility, open communication and living our values can be found not only on our homepage, but also in everyday work. An informal atmosphere in a dynamic media company with opportunities for ownership and personal development.

Compensation

The annual salary for new hires in this position ranges from PLN 126000 - 210000 gross.

A reasonable estimated salary range for a new employee has been provided. It would be adjusted based on each employee's geographic location. The position of each employee within a compensation range at Nielsen is dependent on several individual circumstances, such as experience, training, certifications and other business requirements/needs.

#LI-KS1

#LI-Remote

Please be aware that job-seekers may be at risk of targeting by scammers seeking personal data or money. Nielsen recruiters will only contact you through official job boards, LinkedIn, or email with a nielsen.com domain. Be cautious of any outreach claiming to be from Nielsen via other messaging platforms or personal email addresses. Always verify that email communications come from an @nielsen.com address. If you're unsure about the authenticity of a job offer or communication, please contact Nielsen directly through our official website or verified social media channels.

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