The opportunity

We are looking for a Network Security Technology Support Engineer, who will become part of our Security Technology Services team. In this role you will be involved in managing and coordinating activities related to network tools supporting the security posture of EY. You will be responsible for enabling new technologies and working with internal and external groups to ensure our network infrastructure is secure and robust. You will be working in a team of like-minded individuals who manage the 24x7 operation of our business-critical technology.

Your Key Responsibilities

The Network Security Technology Support Engineer will support the run state of our network infrastructure security tools and their underlying technologies. They will alsobe involved in the implementation of new technologies, bringing operational expertise to ensure successful launch as well as upgrading current technologies in production.

- Provide technical oversight of Information Security technologies that fall under the team’s responsibilities, confirming they are operating within agreed service levels and at peak possible performance
- Manage, drive and coordinate planned maintenance activities as well as the standardization and automation of processes and procedures for Information Security technologies.
- Represent the team in specific Project activities, including leading projects and managing the activity of others towards successful completion.
- Articulate technology issues/concerns that may emerge at any level of the technical stack, and from any component across the ecosystem, to senior business and technology leaders




- The role will require to be in an OnCall rotation for escalation of production-related issues

Skills and attributes for success

We are interested in people who bring support engineer experience from managing a large enterprise environment – specifically, detailed troubleshooting of issues, strong analytical skills, collaborating with various technical teams across multiple disciplines, and communicating effectively with stakeholders and internal and external customers. As a successful candidate you will have functional and/or technical experience in supporting network technologies including hands on experience on the Firewalls, Proxies, IDS/IPS tools, NetFlow monitoring tools, and python / shell scripting.

To qualify for the role, you must have

- Bachelor's degree in computer related field or equivalent work experience.
- Approximately 5+ years of experience in managing network infrastructure
- The ability to train & coach staff in technical processes and practices.
- Strong English language skills – written and verbal
- Experience in project management, service introduction, and service readiness

Ideally, you’ll also have

- Deep understanding of Proxy infrastructure and Firewalls




- Deep exposure in the network infrastructure support
- CCNA/CCNP/Checkpoint/Zscaler certifications will be a plus
- Information Technology Infrastructure Library (ITIL Foundations)

What we look for

We are looking for people who are comfortable working with culturally diverse on/offshore team members, able to react appropriately during stressful and ambiguous situations.

What working at EY offers

We offer a competitive remuneration package where you’ll be rewarded for your individual and team performance. Our comprehensive Total Rewards package includes support for versátil working and career development, and with FlexEY you can select benefits that suit your needs, covering holidays, health and well-being, insurance, savings and a wide range of discounts, offers and promotions. Plus, we offer:

- Support, coaching and feedback from some of the most engaging colleagues around
- Opportunities to develop new skills and progress your career
- The freedom and flexibility to handle your role in a way that’s right for you

EY is committed to be an inclusive employer and we are happy to consider flexible working arrangements. We strive to achieve the right balance for our people, enabling us to deliver excellent client service whilst allowing you to build your career without sacrificing your personal priorities. While our client-facing professionals can be required to travel regularly, and at times be based at client sites, our flexible working arrangements can help you to achieve a lifestyle balance.

📌 STS Network Operations Firewall tech (Buenos Aires)
🏢 EY
📍 Buenos Aires