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OT Security - Engineering and Business Development

Location:  Warszawa
Other locations:  Anywhere in Country
Salary: Competitive
Date:  Nov 10, 2025

Job description

Requisition ID:  1659060

We are looking for experienced candidates for the position of Lead Engineer in the area of OT Security Engineering. The person in this role has expert-level technical knowledge of OT security, but also has many years of experience in managing a team of specialists, conducting sales processes, creating offers, and effective project budgeting.

The ideal candidate combines an understanding of cybersecurity technology with business skills, supporting the development and implementation of innovative OT security solutions.

 

Your scope of duties:

  • Conducting and participating in OT projects as a cybersecurity expert, developing concepts, solutions, and methodologies required to achieve project objectives;
  • Support in managing a team of security engineers, including delegating tasks, supervising project implementation, and supporting the professional development of team members;
  • Developing new OT security solutions, identifying market trends, and adapting the company's offer to changing customer requirements;
  • Preparing commercial offers, including defining the scope of work, estimating costs, and scheduling projects related to OT cybersecurity;
  • Conducting technical presentations and demonstrations of solutions for potential customers, emphasizing the advantages and effectiveness of the proposed security systems;
  • Participating in negotiations and meetings with clients and business partners, building and maintaining business relationships, and cooperating with sales and marketing departments;
  • Creating and implementing OT security strategies, preparing technical documentation, and managing the life cycle of security projects;
  • Testing security solutions, including implementation of EY's own methodology: Proof of Concept and research and development work in the OT/IoT laboratory;
  • Configuration and optimization of cybersecurity, ensuring compliance with industry best practices;
  • Monitoring project budgets, ensuring their profitability, and optimizing costs related to the implementation of security solutions;
  • EY.AI - in this role, your capabilities are augmented by artificial intelligence. With AI-powered solutions your analyses, insights and innovative ideas will reach a higher level. Starting with a series of training sessions, you will then use EYQ - your virtual assistant, along with other unique tools often available exclusively at EY. We continuously invest in innovation to provide you with a work environment where you can focus on the most interesting aspects of your job and create the best solutions for clients.

 

Our requirements:

  • Knowledge of OT security standards: IEC62443, NIST 800-82;
  • Possession of product certificates;
  • Experience working with large clients in an international environment and on global projects;
  • Knowledge of operating system and application security used in OT environments;
  • Knowledge of other systems, such as identity and access management in OT environments, and experience in implementing access control, authentication, and authorization policies;
  • Practical knowledge of OT environments (ICS/PLC/SCADA/DCS), including their architecture, communication protocols, and specific security requirements;
  • Ability to analyze technical documentation and create your own documentation in accordance with project requirements;
  • Experience in managing a team of engineers and leading projects, including planning, supervision, and progress control;
  • Sales and bidding skills, including preparing commercial offers, negotiations, and technical presentations for customers;
  • Ability to manage project budgets and optimize costs related to the implementation of security solutions;
  • Knowledge of English at a level sufficient to communicate fluently with customers and read technical documentation (min. B2).

 

We will also appriciate:

  • Experience in preparing DRP plans;
  • Ability to identify critical processes and systems and assess their vulnerability;
  • Understanding of business processes and their impact on cybersecurity management;
  • Knowledge of trends and concepts in the area of security and operational models. 

 

What we offer:

  • Access to the OT/IoT Lab and the latest tools and solutions used in OT cybersecurity;
  • Skill development in OT/IoT and cybersecurity;
  • EY Badges - global certification of your competencies and the opportunity to earn an MBA title from the prestigious Hult University;
  • Career Counselor - professional, one-to-one guidance on career building and development;
  • Innovate EY – unique programmes where you can create your own start-up using our know-how and funding;  
  • Psycho-educational platform - a package of free consultations with specialists in the broad field of mental health and personal development and access to educational activities;  
  • A convenient hybrid working model; 
  • Benefit programme offering private healthcare with additional preventive examinations, life insurance, tickets, team sports, language learning platform, sports cards and much more (available online and offline).

  

Recruitment stages:

1. Apply. If you are doing it for the first time, create a profile and add a resume. 

2. Talk. Recruiters and people from your future team are waiting.

 

About EY Poland:

We are a global consulting firm - helping businesses, organisations and communities make the most of their potential. Our audit, consulting, legal, strategy, tax and transaction teams ask the non-obvious questions to find new answers to the complex challenges facing the world today.  

We employ more than 390,000 exceptional people in over 150 countries around the world. In Poland there are over 7,000 of us, working in: Warsaw, Gdansk, Katowice, Krakow, Lodz, Poznan, Rzeszow and Wroclaw. 

We create amazing things together every day. We have the people, the development path and the training to help you grow fast, gaining experience on successive projects.   

We care about the environment - not just the business. As part of our plan, we have reduced our global greenhouse gas emissions in fiscal 2023 by 43% from a 2019 baseline.   

EY is an equal opportunity employer, we value and promote diversity in the knowledge and experience of our community. We operate the 'Level Up Without Barriers' program, which supports employees with disabilities to achieve their career ambitions and dreams.  

EY provides all applicants with equal opportunities in the recruitment process, regardless of gender, age, race, religion, sexual orientation, national origin, disability or any other legally protected basis, in accordance with applicable law.

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