Join us at Orange Business!

We are a network and digital integrator that understands the entire value chain of the digital world, freeing our customers to focus on the strategic initiatives that shape their business.

Every day, you will collaborate with a team dedicated to providing consistent, sustainable global solutions, no matter where our customers operate. With over 30,000 employees across Asia, the Americas, Africa, and Europe, we offer a dynamic environment to develop and perfect your skills in a field filled with exciting challenges and opportunities.

Job Description: Senior Network & Cloud Security Operations Engineer

Role Summary: We are looking for a highly technical Senior Security Engineer to join our Global Security Operations team. He/she will be the primary lead for managing a complex, multi-vendor firewall estate (Cisco, Fortinet, Check Point) across on-premises and cloud environments. This is a high-impact role requiring a mix of rapid incident response (P1/P2) and implementing BAU project changes including Low-Level Design (LLD).

Key Responsibilities:

Incident and Problem Management

• End-to-End Troubleshooting: Responsible for P1, P2, and P3 incident tickets resolution ,ensuring rapid restoration of services while maintaining security integrity.
• Root Cause Analysis (RCA): Lead the post-incident process by conducting deep-dive RCAs .

Firewall Operations & Change Management

• Multi-Vendor Management: Perform complex configuration, rule optimization, and policy management for Cisco (ASA/FTD), Fortinet (FortiGate), and Check Point firewalls.
• Hybrid Environment Support: Manage firewalls deployed in both traditional data centers and cloud environments (AWS/Azure/GCP).
• Change Execution: Implement all tiers of security changes, ensuring zero downtime and strict adherence to maintenance windows.

Documentation

• LLD & Documentation: Create and update Low-Level Design (LLD) documents for network security integrations.
• Runbook Creation: Develop and maintain detailed Runbooks and Standard Operating Procedures (SOPs) for the NOC/SOC teams to ensure consistent operational delivery.
• Quality Assurance: Execute "Two-Eye Checks" (Peer Reviews) for complex change windows to ensure accuracy and prevent human error in the production environment.
• Understanding of ITIL framework (Incident, Change, and Problem Management).

xperience: 7+ years in Network Security, with a focus on large-scale production support and BAU project activities.

Education: Graduate in IT/ Telecom 

 

You bring a can-do attitude, tackle challenges head-on and challenge the status quo with new and innovative ideas.

• Global Opportunities: Work in multi-national teams with opportunity to collaborate with colleagues and customers from all over the world.
• Flexible Work Environment: Flexible working hours and possibility to combine work from office and home (hybrid ways of working).
• Professional Development: training programs and upskilling/re-skilling opportunities.
• Career Growth: Internal growth and mobility opportunities within Orange.
• Caring and Daring Culture: Health and well-being programs and benefits, diversity & inclusion initiatives, CSR and employee connect events.
• Reward Programs: Employee Referral Program, Change Maker Awards.

Regardless of your age, gender identity, race, ethnic origin, religion/belief, sexual orientation, marital status, neuroatypia, disability, veteran status or appearance, we encourage diversity within our teams because it is a strength for the collective and a vector of innovation. Orange Group is a disabled-friendly company and equal opportunity employer: don't hesitate to tell us about your specific needs.