Senior Analyst Operational Technology Cyber Security

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn more at https://www.jnj.com

Job Function:

Technology Enterprise Strategy & Security

Job Sub Function:

Security & Controls

Job Category:

Scientific/Technology

All Job Posting Locations:

Warsaw, Masovian, Poland

Job Description:

Johnson & Johnson is currently recruiting for a Senior Analyst Operational Technology Cyber Security within the Information Security and Risk Management (ISRM) organization.

This position is based out Warsaw, Poland or São José dos Campos, Brazil.

As a member of the Operational Technology Cybersecurity Engineering team, you will focus on developing and maintaining automation solutions that enhance the functionality and efficiency of Tanium OT services. You will contribute to custom script development, platform optimization, and integration efforts to support cybersecurity operations across IT and OT environments. This role offers opportunities to lead technical initiatives and collaborate with cross-functional teams to improve visibility, compliance, and platform performance.

This position will also partner with internal ISRM teams such as the Supply Chain security, Cyber Security Operations Center (CSOC), and other groups under the J&J Technology umbrella, including but not limited to End User, Server, and Network support.

Key Responsibilities:

• Build and deploy custom scripts aligned with security stakeholder requests and Tanium Platform standards.

• Maintain a repository of reusable code for remediation and data retrieval across IT & OT environments.

• Refactor and validate existing code for performance, security, and maintainability.

• Conduct structured testing of code samples during upgrade cycles and recommend improvements.

• Define and implement strategies for platform performance, security hardening, and automation.

• Validate data flows and integration points to maintain accuracy and compliance.

• Collaborate with security and infrastructure teams to ensure platform reliability and adherence to operational standards.

• Develop Tanium sensors and packages to enhance endpoint data visibility and monitor workflows.

• Support Cybersecurity workflows, to assess risk, increase visibility and reduce impact of vulnerabilities across IT & OT environments.

• Test and validate security controls throughout the different phases of the Cyber Kill Chain, and the MITRE ATT&CK framework to prevent, detect, and respond.

• Generate threat behavior analytics for discovering historical and emerging threats to networks and systems.

• Implement detection strategies based on internal and external intelligence reporting and vulnerability research.

• Perform administrative tasks associated with tuning, alerts, correlation rules, signatures, device configurations, patching, and upgrades.

• Establish and maintain relationships with the suppliers, vendors, and partners.

• Assists with security events/incidents, coordinating activities with the CSOC and others – as needed.

Qualifications

Education:

• A bachelor's degree or equivalent experience in the information security or information technology sector

Experience and Skills

Required:

• Strong programming skills in scripting languages (e.g., Python, PowerShell, Bash) for automation and integration.

• Strong foundation in information security principles, with proven ability in debugging and root cause analysis in IT & OT environments.

• Experience in engineering, installing, configuring, and operating security solutions and appliances across large-scale, hybrid environments (AWS, Azure, GCP, on-prem).

• Ability to engineer, customize, and extend endpoint management and visibility platforms, including developing integrations, automation, and product-level enhancements.

• Familiarity with agile frameworks and DevSecOps practices, with the ability to d