IT Network Security Engineer - Advanced (Budapest, HU, 1134)

About us At ExxonMobil, our vision is to lead in energy innovations that advance modern living while reducing emissions. As one of the world’s largest publicly traded energy and chemical companies, we are powered by a unique and diverse workforce fueled by the pride in what we do and what we stand for. The success of our Upstream, Product Solutions and Low Carbon Solutions businesses is the result of the talent, curiosity and drive of our people. They bring solutions every day to optimize our strategy in energy, chemicals, lubricants and lower-emissions technologies. We invite you to bring your ideas to ExxonMobil to help create sustainable solutions that improve quality of life and meet society’s evolving needs. Learn more about our What and our Why and how we can work together . ExxonMobil in Hungary Our Global Business Center (GBC) in Budapest was established in 2004. Our diverse and multinational workforce of ~2,000 fellow colleagues has been powering ExxonMobil’s global businesses ever since. We are proud to work in an inclusive, safe, and vibrant work environment and we are aiming to provide an exciting, long-term career to all our employees. We develop together, we grow together.  Proudly awarded as Responsible employer of the year and received HRKomm award for Diverse workplace and award for Ergonomic program. What role will you play in our team As a Network Security Engineer, you will play a key role in maintaining and evolving our network security infrastructure. You will combine operational excellence with engineering expertise to ensure a secure, resilient, and high-performing environment. In this role, you will be responsible for both day-to-day network operations and the design and optimization of security solutions. You will collaborate closely with cross-functional teams to implement modern security practices and automation capabilities while ensuring service continuity. We are looking for an experienced professional with strong expertise in network operations, security engineering, and firewall technologies, particularly in enterprise environments. What you will do Perform daily operational activities, including handling service requests and troubleshooting complex network issues Design, implement, and optimize corporate firewall architecture with a focus on security, scalability, and high availability Contribute to continuous improvement of network security infrastructure and processes Collaborate with cross-functional teams to implement best practices in network security and DevOps automation Support deployment, configuration, and lifecycle management of network security solutions Identify opportunities for automation and efficiency improvements within network operations About you: Skills and qualifications Bachelor’s degree in IT, Engineering, or a related field 5–10+ years of hands-on experience in Network Operations and/or Network Engineering Strong technical foundation with ability to quickly learn and adapt to new technologies Proven experience in network security, including Cisco switching and routing Solid troubleshooting skills combined with strong operational and engineering capabilities Expertise in Fortinet firewall solutions, including design, deployment, and implementation Preferred: Hands-on experience with FortiGate, FortiManager, and FortiAnalyzer Advantageous: Experience with network automation and scripting tools (e.g., Python, Ansible, Nautobot) DevOps mindset with focus on automation, scalability, and continuous improvement Your Benefits An ExxonMobil career is one designed to last. Our commitment to you runs deep: our employees grow personally and professionally, with benefits built on our core categories of health, security, finance, and life. ExxonMobil Hungary offers a variety of benefits to support and protect your health and financial wellbeing. From Day 1: Premium+: Annual bonus to recognize active service with ExxonMobil on top of your competitive pay Private Health insurance and Employee assistance Program Life insurance Opportunities to enhance communication and language skills, job specific and broader trainings, mentoring, self-development opportunities, tuition assistance program supporting studies with business relevance Wellness programs with a wide range of activities including ergo breaks, ergonomics support, office yoga, massage and much more! With Continued employment: Voluntary Pension Fund (after 3 months of employment) Cafeteria (after 3 months of employment) Service Awards (at key service anniversary milestones) Please note benefits may be changed from time to time without notice, subject to applicable law. Stay connected with us Learn more at our website Follow us on LinkedIN Like us on Facebook & Youtube ExxonMobil is an Equal Opportunity Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, sexual orientation, gender identity, national origin, citizenship status, protec