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Network Security Infrastructure Engineer at Johnson Controls, Inc - Slovakia

Network Security Infrastructure Engineer

Johnson Controls, Inc - Slovakia Bratislava, SK Full Time
Required languages: Slovak

Job Details

What you will do

Do you like keeping the network safe? Join our team as a Network Security Engineer! Work with the wider global network and IT teams, business partners and managed service vendors to run and maintain the physical and logical enterprise security infrastructure portfolio (firewalls, remote access platforms, Cloud proxies, Cloud security and perimeter security devices etc.).

Our network infrastructure consists of a large global footprint of more than one thousand sites supporting over one hundred thousand employees ranging from data centers, manufacturing plants, sales branches, and customer contact centers with exposure to a wide variety of exciting network technologies and vendors such as Cisco, Fortinet, Zscaler, Silverpeak SDWAN, F5 Networks, Tufin, Microsoft Azure, Google GCP and many more partners.

How you will do it

  • Handle and implement network security infrastructure

    • Firewall configuration and rule management (Cisco/Fortinet/Zscaler/F5/Tufin)

    • Cloud proxies services

    • Network Access Control

    • Employee and partner remote access VPN services

    • Intrusion detection systems (IDS) and Intrusion prevention systems (IPS)

    • Cloud-based web application firewall

  • Design, build, operate and automate security solutions and processes to protect the integrity of the organization's networks, systems, applications and data

  • Work closely with security team partners, business relationship managers, field IT leadership and suppliers to ensure successful identification and timely delivery of network security services to the business

  • Participate in the identification, selection and prioritization of security infrastructure refresh components to ensure alignment with risk avoidance, strategic goals and organizational priorities

  • Respond to security incidents, including data breaches, and coordinate with other IT teams to mitigate the impact of any security breaches

  • Conduct regular security audits to identify vulnerabilities in the network and implement measures to address them.

  • Handle the global network security infrastructure inventory in Configuration Management Database (CMDB)

What we look for


  • Strong Network Infrastructure Security background in both on-prem physical security components (firewalls, IDS/IPS, remote access and internet proxies) as well as cloud security services (Zscaler, Azure, GCP)

  • Knowledge of Cisco security hardware

  • Solid grasp of Fortinet security services suite – FortiGate, FortiManager, FortiAnlayzer

  • Overview of NAC technologies (e.g ISE or ClearPass or FortiNAC or Forescout)

  • Experience in testing and implementing security-related changes in a production environment

  • Background in Enterprise level network security incidents and Change Management process

  • Solid technical understanding of DMZs, security policies, secure application traffic flows, WAF, DDoS protection, SSL offloading and inspection

  • Demonstrated capability to take part as a Security Engineer in network projects or programs, leading these projects to successful implementation

  • Excellent oral and written communication skills to provide clear messages to all levels

  • Analysis and problem-solving skills using innovative thinking


  • Experience with Tufin Firewall Orchestration suites (SecureTrack and SecureChange)

  • Involvement with 3rd party vendors and managed network service providers

  • Knowledge SIEM tools like Splunk to analyze logs and correlate events

  • Understanding of industry standard Cybersecurity Frameworks and compliance requirements

  • Familiarity with Zero Trust Network Architecture

  • Overview in private and public cloud providers is a plus, (e.g., AWS, Azure, GCP, Nutanix, OCI, VMWare) particularly in connectivity, availability, resilience, and security

  • Familiarity with service now Ticketing and CMDB is desirable

  • Knowledge of ITIL based practices

  • Python and automation skills

  • Network security professional level certification such as (Cisco, Zscaler, Fortinet, Tufin etc)

  • CISSP, CEH, CISM or CISA certifications

Our benefits

Besides working in an international environment, you will receive a regularly monthly bonus after your first six months, meal vouchers, a recreation allowance and retail discounts. Additionally, our flexible benefits program will allow you to customize benefits from a selection of 3500 products and service such as gym membership, medical cover, a multi-sports card plus many more.

Our onsite facilities at our Bratislava based office includes a fitness center, canteen, nursery and coffee machines located on every floor.

If you are relocating to Bratislava to join Johnson Controls, you will be eligible to receive a housing allowance to help you setup your new life in Slovakia.

The gross monthly salary for this position starts from 3000 EUR per month, plus a monthly bonus that starts after your first 6 months. Please note this is a minimum salary and our compensation packages are based on your professional experience and qualifications.

Our culture

At Johnson Controls you’ll have the opportunity to work on some of the most exciting projects in today’s market. Our hardworking people empower us, and we believe in being part of a team that is open, collaborative, results-oriented, hardworking and above all fun. 

We believe that diversity and inclusion matter and make a difference. By embracing the true value of diversity and inclusion, getting comfortable with having crucial conversations, and valuing different perspectives, we will be one of the most desirable places to work. 



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Job ID: WD30176074