Job
- Level
- Senior
- Job Field
- IT, Network, Security
- Employment Type
- Full Time
- Contract Type
- Permanent employment
- Salary
- 80.000 to 85.000€ Gross/Year
- Location
- Vienna
- Working Model
- Hybrid, Onsite
Job Summary
In this role, you design security infrastructures for on-premise and cloud environments, implement defenses against threats, and monitor security events.
Job Technologies
Your role in the team
- Design, operate, and continuously improve security infrastructure across on-premise and cloud environments, including Next-Gen Firewalls (NGFW), Load Balancers, and WAF solutions.
- Implement and optimize defenses against DDoS attacks, bot traffic, and API-based threats, leveraging platforms such as F5 Distributed Cloud.
- Leiten Sie das technische Design, die Tests und die Einführung neuer Sicherheitslösungen und Architekturen.
- Ensure secure integration of services within Azure, VMware, and existing on-prem environments.
- Design and maintain email security solutions, including Secure Email Gateways (SEG) and enforcement of DMARC, SPF, and DKIM policies.
- Monitor security events and logs, lead incident investigations, and drive root cause analysis.
- Manage PKI and certificate lifecycles to ensure encrypted and trusted communications.
- Act as a subject matter expert for IT security, advising teams and stakeholders on best practices during projects and change initiatives.
- Participate in a shared on-call rotation to ensure availability of critical security services.
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Our expectations of you
Qualifications
- Starkes Verständnis der Netzwerktechnik, einschließlich TCP/IP, Routing, Switching und des OSI-Modells.
- Solid expertise in load balancing and application delivery using technologies such as F5 BIG-IP, VMware Avi (NSX ALB), Azure Load Balancers, and Application Gateways, as well as Web Application Firewall (WAF) and IPS solutions.
- Deep understanding of email security architectures, including Mail Transfer Agents (MTA), Secure Email Gateways (e.g., Proofpoint, Mimecast, Microsoft Defender for Office 365, Cisco IronPort), and authentication standards (SPF, DKIM, DMARC).
- Comfortable working in Linux/Unix environments, with exposure to automation or scripting tools such as Python, Ansible, PowerShell, or Terraform.
- Familiarity with security standards and best practices (e.g., ISO 27001, OWASP Top 10), ITSM processes, and basic Windows Server / Active Directory concepts is a plus.
- Analytical, security-first mindset with strong communication skills and professional command of written and spoken English.
Experience
- Several years of experience in IT security engineering or network security within complex on-premise, cloud, or hybrid environments.
- Hands-on experience with enterprise security and networking platforms such as Next-Gen Firewalls (e.g. Palo Alto Networks, Fortinet/FortiGate), VMware NSX micro-segmentation, and Azure Firewalls.
- Practical experience with cyber defense mechanisms including DDoS mitigation, bot protection, and API security, ideally with platforms such as F5 Distributed Cloud.
- Experience managing Public Key Infrastructure (PKI) and certificate lifecycles to support encrypted communications.
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What we offer
- We believe great work happens when people feel supported, inspired, and balanced.
- By investing in our employees, we create an environment where everyone can thrive and reach their full potential.
- This commitment has been recognized through our Great Place to Work® certification.
- Flexible working hours and a hybrid work model, supported by a strong culture of work-life balance.
- A dedicated training budget to explore new skills, deepen expertise, and actively shape career development.
- A welcoming office atmosphere at the Vienna HQ with daily fresh fruit, a wide selection of teas, fair-trade coffee, and meals at a company-subsidized restaurant.
- Subsidized public transportation, along with access to pool e-bikes and e-cars for business and personal use.
- Numerous opportunities to stay active and connected, including an on-site fitness room, MyClubs app points, and regular sports and company events.
- Attraktive lokale Mitarbeiterrabatte und Gesundheitsleistungen, die das tägliche Wohlbefinden fördern.
- A competitive base salary range of 80,000 - 85,000 EUR gross per year (paid in 14 salaries), aligned with industry standards and adjusted based on qualifications, skills, and relevant experience.
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Benefits
Health, Fitness & Fun
- ⚽️Tabletop Soccer, etc.
- 🧘♀️Massage, Yoga, etc.
- 🏋🏿♂️Fitness Offers
- 🎳Team Events
- 🙂Health Care Benefits
- ♿️No Physical Barriers
- 👩⚕️Company Doctor
Food & Drink
Work-Life-Integration
Topics that you deal with on the job
Job Locations
This is your employer
Greentube Internet Entertainment Solutions GmbH
Raaba-Grambach, Wien
Greentube is a global leader in online and mobile gaming, offering innovative solutions that set the standard for the industry. With more than two decades of experience, Greentube has become the go-to provider for gaming excellence.
Description
- Language
- English
- Company Type
- Established Company
- Working Model
- Hybrid, Onsite
- Industry
- Internet, IT, Telecommunication
Dev Reviews
by devworkplaces.com
Total
(2 Reviews)3.4
Engineering
2.9Workingconditions
4.1Career Growth
3.1Culture
3.6
Senior IT Security Engineer
- Salary
- 80.000 to 85.000€ Gross/Year
- Location
- Vienna
- Working Model
- Hybrid, Onsite
- Diversity
- Open for all genders
- English Only
- English only required
