At AT&T, we’re connecting the world through the latest tech, top-of-the-line communications and the best in entertainment. Our groundbreaking digital solutions provide intuitive and integrated experiences for millions of customers across online, retail and care channels.

Join our mission to deliver compelling communication and entertainment experiences to customers around the world as we continue to evolve as a technology-powered, human-centered organization. As part of our team, you’ll transform the way we deliver a seamless customer experience with digital at the center of all you do. In our world, digital is much larger than just an eCommerce channel, we are transforming all channels to digitally perform as one team to create better customer experience.

The Chief Security Office is seeking a forward-thinking Business Information Security Officer (BISO) who combines deep cybersecurity expertise with practical AI innovation.

This role serves as the primary security advisor to assigned business organizations, driving risk-informed decision making, secure technology adoption, and business-aligned cybersecurity outcomes. The successful candidate will leverage AI, automation, and data-driven approaches to enhance security operations, improve risk visibility, and accelerate the delivery of secure business solutions.

Key responsibilities:
•    Serve as the Cyber Security SME and trusted advisor for assigned Business Units, aligning cybersecurity strategy, risk management, and security initiatives with business priorities and outcomes
•    Advise on secure architecture, solution design, and technology adoption, ensuring cybersecurity requirements are embedded into business and technology initiatives, including AI/ML-enabled solutions
•    Translate cybersecurity policies, standards, and regulatory requirements into actionable guidance, leveraging automation and intelligent workflows to simplify adoption and compliance
•    Design and implement AI-enabled capabilities, including automation, analytics, and LLM-based solutions, to enhance risk management, security operations, and business efficiency
•    Lead risk management activities by identifying, assessing, prioritizing, and tracking vulnerabilities, threats, control gaps, and remediation activities using data-driven and AI-assisted approaches
•    Partner with internal and external stakeholders to implement scalable security controls, strengthen cyber resilience, and reduce enterprise risk
•    Improve security operations and incident readiness by leveraging AI-driven insights, automation, and advanced technologies to enhance detection, investigation, and response capabilities
•    Develop and communicate cybersecurity metrics, dashboards, and executive reporting that improve risk visibility, transparency, and decision-making
•    Foster a security-conscious and innovation-driven culture through cybersecurity awareness, responsible AI adoption, and continuous evaluation of emerging threats, technologies, and industry trends

Required Skills: 
•    Working knowledge of cybersecurity frameworks, standards, and regulatory requirements (e.g., PCI DSS, NIST, ISO 27001, or similar)
•    Proven ability to collaborate across business, technology, and security organizations to deliver strategic initiatives and measurable outcomes
•    Present cybersecurity strategy, risk posture, and program performance to senior leaders and executive audiences
•    Demonstrate ability to influence decisions, build alignment, and drive outcomes across organizations without direct authority

Understanding and Application of AI:
•    Familiarity with applying Artificial Intelligence (AI) or Machine Learning (ML) techniques in cybersecurity contexts 
•    Experience leveraging AI-enabled tools (such as Copilot for Security, Darktrace, CrowdStrike Charlotte AI, or custom LLM integrations) to enhance detection, response, automation workflows
•    Understanding of LLM safety, prompt engineering, or AI governance frameworks (e.g., NIST AI and RMF, EU AI Act readiness) is a plus.
•     Exposure to data science fundamentals relevant to security (pattern recognition, supervised vs. unsupervised learning, model validation). 
•    Awareness of AI-driven risks (e.g., adversarial ML, data poisoning, model hallucination) and their mitigation within enterprise environments.

Education and Relevant Experience: 
•    Bachelor’s degree in computer science, Cybersecurity, Data Science, or a related field preferred
•    12+ years of experience in cybersecurity, risk management, information security, or related technical disciplines within large-scale enterprise environments

Desirable skills:
•    Prior experience with Telecom sector

Location and Work Environment: 

This is a hybrid-flex position requiring presence in the office at least 2 days per week.

Working hours: 
EMEA, approx. 9am-5,30pm (with some flexibility)

Compensation:
Monthly gross salary for Bratislava for this role ranges from EUR 4,400 to EUR 6,600. 
Monthly gross salary for Brno for this role ranges from CZK 131,975 to CZK 197,966. 
The individual starting salary within this range will depend on relevant factors such as the candidate’s experience, expertise, skills, and education or training.

Benefits:

A career with us, a global leader in communications and technology, comes with big rewards. We offer a competitive salary plus an annual company performance bonus. Once you are a part of the team, you will gain some amazing perks and benefits including wellness & leisure time contribution, sickness compensation plan, premium medical services, family friendly benefits as well as meal contribution and extra days off (…and much more).

Ready to find out more? Apply today! 

Our Lead Cybersecurity jobs earn between €52,800.00 - €79,200.00 Annual. Not to mention all the other amazing rewards that working at AT&T offers. Individual starting salary within this range may depend on geography, experience, expertise, and education/training.

Weekly Hours:

40

Location:

Bratislava, Slovakia, Brno, Czechia

Salary Range:

€52,800.00 - €79,200.00

AT&T and its subsidiaries are committed to equal employment opportunity. All hiring, promotion, and other employment decisions remain merit-based and free from discrimination on the basis of race, color, religion, religious creed, national origin, ancestry, age, sex, sexual orientation, gender, gender identity, gender expression, physical disability, mental disability, pregnancy, medical condition, genetic information, marital status, citizenship status, military status, veteran status, or any other characteristic protected by federal, state, or local laws. In addition, AT&T will provide reasonable accommodations to qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made. Click here to learn more or request an application accommodation here.

Job ID R-121121 Date posted 09/01/2026