OPS Security Engineer - Firewall & Proxy Filtering Services

ITS Group
Brussels, Belgium
10 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior

Job location

Brussels, Belgium

Tech stack

Microsoft Excel
Agile Methodologies
Cloud Computing
CompTIA Network+
Intrusion Detection Systems
Python
Network Security
Network Architecture
Network Segmentation
Firewalls (Computer Science)
Vba Programming Language
Fortinet
Firewall Services Module
ServiceNow

Job description

We are looking for a Senior OPS Security Engineer specialized in Firewall and Proxy Filtering Services to join a fast-paced Agile environment. You will play a key role in securing network flows, managing firewall requests, resolving incidents, and ensuring compliance with internal security standards and regulatory requirements.

Manage and validate daily firewall flow requests Implement, maintain, and optimize firewall rules and policies Troubleshoot and resolve firewall-related incidents and security issues Ensure firewall configurations comply with security policies and standards Support project teams with firewall and network security expertise Perform detailed analysis for audits, reporting, and flow recertification Document configurations and maintain proper traceability Work in Agile mode and follow ITIL processes (incident & change management) Contribute to continuous improvement of security and network architecture

Requirements

Minimum 5 years of experience in Firewall environments (mandatory)

Strong expertise in: Firewall rules implementation & optimization IPS / IDS Cloud micro-segmentation

Experience with: Palo Alto or Fortinet ServiceNow (ITSM module) Excel automation (VBA or Python)

Solid understanding of: Security principles Networking & infrastructure architecture

Certifications (preferred)

PCNSA CompTIA Network+ CCNA

Soft Skills

Strong analytical mindset with attention to detail Autonomous, proactive, and solution-oriented Excellent communication skills (technical & non-technical) Team player with knowledge-sharing mindset Client-oriented and results-driven Ability to work in Agile environments Flexible and open to on-call support, You have at least 5 years of professional experiences in IT You're eager to learn, motivated and curious

Benefits & conditions

Pulled from the full job description

  • Fuel card
  • Company car
  • Hospitalization insurance
  • Company events, Advantages Hospitalization insurance (partner/children incl.) Group insurance Dental insurance (partner/children included) 20 days statutory paid vacations (legal vacations cumulated for 1 year of work) 11 days recovery time work 38/40 per year (= annual average: 1 day per 20 days worked) if the client asks you to work 8h/day Representation fee net per month. Internet fee of € 40 per month. Company car with national fuel card OR Public transport reimbursed OR mobility package. Daily fee of 5.50€ net /day provided. Subscription GSM unlimited calls for Belgium (ITS subscription) Training plan (e-learning - certification at ITS charge)

Extra advantages: Being a rather small team in BE (6 in back-office), we're very close to each of our consultants and we differentiate ourselves trying to really take care of you and make you grow with us and within our different clients. Regular follow-up (every 3 to 6months depending on your needs/will) Regular teambuilding to meet-up and have fun (every 3 months more or less) Flexibility and trust Benefits of still being part to a bigger group (ITS Group) and having access to resources and of a larger team of Experts Co-optation system because sharing is caring! Processus de recrutement 1st pre-screening on the phone to discuss about your search and conditions and our first potential opportunities matching. Job descriptions sent and Teams meeting fixed with us (HR and Sales) to dig into your experience and the role. Package proposal so we all agree beforehand. Your CV is sent to the different clients you've agreed to, to find the best mission for you!

En ligne depuis le 06.07.2026

Bruxelles

About the company

For more than 25 years, ITS Group has been a French ESN specializing in digital transformation, employing around 1,400 employees across 8 agencies in France and 1 in Belgium. Our expertise: IT infrastructure & operations, cloud & managed services, mobility, workstations & networks, strategy, consulting & AMO, cybersecurity, development of business applications. ITS Group places its CSR commitment at the heart of its concerns by developing sustainable and responsible digital technology and by promoting the professional and personal development of its employees. Find out more: www.itsgroup.com   You must create an Indeed account before continuing to the company website to apply

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