Network Security Engineer

• Support and Operate Security Services and offers provided to a vast number of Customers worldwide to secure high quality levels and almost 100% service availability.
• Act as Second level of support and deliver different security services management aspects: incident, change, release, capacity, and vulnerability management.
• Resolve service incidents by troubleshooting & solving reported faults.
• Perform service changes by assessing risk and implementing reported change requests.
• Resolve service problems by performing root cause analysis and designing action plans for unknown errors reported through: Problem Management Dashboard, Monitoring Alarms, Proactive Trouble Tickets, Incidents, or authorized signed emails.
• Monitor & validate alarms coming from intrusion sensors and identify real and false alarms.
• Qualify and solve incidents by analysing application-level traffic, tracking and investigating intrusions through manual event correlation.
• Escalate technically major security events & incidents to security senior engineers to empower it with better technical skills and more investigation.
• Perform routine actions to help manage and optimize IPS security policies.
• Perform solution releases by authorizing & validating changes, upgrades, updates, patches and migrations as well as implementing it.
• Maintain Security Solutions Configuration Management up-to-date by adding/modifying CI as implied by incident, change, & release processes.
• Manage customers (internal and external) calls and provide them with regular as per each of the service support processes.
• Perform SIPs actions led by Senior Security Engineers and update the action plan of the SIP.
• Perform Technical & management escalation as implied by the escalation process to ensure security tasks are progressing toward resolution and/or completion.
• Mentor newcomers and security associate as well as SOC 1 and provide them with guidance and technical advice.

• Very good understanding of networking (TCP/IP, routing OSPF, switching)
• Very good understanding of application & network security concepts & technologies
• Networking Experience - VPN technologies such as IPSec and VPN clients
• Network Security (SSL/TLS, VPNs, Firewall, IDS/IPS)
• Authentication systems such as LDAP, MS AD etc
• Knowledge of protocols such as HTTP, SMTP, FTP, DNS
• Experience with operating systems such as Linux, Unix and Free BSD
• Network troubleshooting experience - Familiarity with tools such as Ping, Traceroute, MTR, and Network Protocol Analyzers such as tcpdump, Wireshark
• Hands-on experience in evaluating specification, lab validating & testing.
• Hands-on experience in analyzing architecture and building proposals.
• Ability to write technical documentation for operations, sales & Marketing.
• Working knowledge routing, load balancing and resiliency.
• Working knowledge of Orange security solutions is a plus.
• Working knowledge in large scale enterprise end-point security.
• CCNA security or Security+ certified
• English fluency is mandatory & French fluency is an asset.

• B.Sc. degree in Computer Science, communications or electronics engineering
• ITIL V3
• CISSP is a plus

• At least 3 years of professional experience
• At least 2 years of Network/ Network security technical experience
• In depth experience on one of the following products:

Orange