Network Security Engineer
Posted on :
11-09-2025
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1 Vacancy
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Monthly Salary
Not Disclosed
Salary Not Disclosed
Vacancy
1 Vacancy
Posted on :
11-09-2025
Job Description
What We Need
Oivan is looking for a Senior Network Security Engineer preferred with experience in F5 PaloAlto and Fortinet security products such as WAF and NGFW
The candidate will implement and maintain network and security on IaaS cloud mainly Openstack. He should oversee network configuration FW roles IPSec and various VPN is looking for a passionate network and security engineer to join our talented pool of resources with at least 5 years of experience in managing and troubleshooting network/security infrastructure
You will work as operation and Level-2 support engineer to fulfill daily requests coming from different internal departments and communicate with vendors and services providers for Level-3 support incidents
You will be based on-site at our customers premises in Riyadh KSA.
The candidate will implement and maintain network and security on IaaS cloud mainly Openstack. He should oversee network configuration FW roles IPSec and various VPN is looking for a passionate network and security engineer to join our talented pool of resources with at least 5 years of experience in managing and troubleshooting network/security infrastructure
You will work as operation and Level-2 support engineer to fulfill daily requests coming from different internal departments and communicate with vendors and services providers for Level-3 support incidents
You will be based on-site at our customers premises in Riyadh KSA.
What Youll Do
a. Experience in designing planning and implementing various secure network topologies using multivendor technologies (Cisco PaloAlto )
b. Experience in implementing and managing perimeter security controls and solutions based on the recommendation from Cybersecurity department:
o WAN and LAN security
o Site to site VPN and remote VPN access
o Implementing FW policies and threat protection
o Security upgrades patching configuration backup
c. Experience in implementation and manage of network technologies and services:
o DNS DHCP SYSLOG and IP address management and route optimization
o SNMP and xFlow AAA RADIUS and authentication platforms
o IGP (RIP OSPF) BGP gateway redundant protocol such as VRRP
o L2 ethernet switching network based on Cisco technology: Access and core port-channel and trunk ports uplink and access VLANs STP flavors and other loop-prevention technologies
o Wireless access point design configuration and troubleshooting
d. Providing level 2 support for access core and perimeter infrastructure:
o Monitoring the KPIs for network and security physical and virtual appliances such as CPU memory link utilization response time and throughput and maintain the agreed level of operation health
o Security controls implementation auditing and monitoring
o Incident handling problem troubleshooting and reporting
o Experience in providing Level2 support incident handling and root cause analysis reporting
o Continuously monitor web traffic and application behavior to detect analyze and respond to threatsleveraging both traditional network tools and application-layer firewalls.
e. Managing the relation with vendors and service providers support contract discussion and renewal SLA tracking and issues escalation
f. Evaluate and remediate vulnerabilities related to web application threats (e.g. OWASP Top Ten) leveraging virtual patching and rapid policy adjustments when needed.
g. Deploy network segmentation and policy enforcement strategies ensuring defense-in-depth across layers through segmentation VPNs and secure remote access architectures.
h. Leverage automation and scripting (e.g. Python RegEx) for deployment monitoring and rule management of WAF and network security infrastructure.
b. Experience in implementing and managing perimeter security controls and solutions based on the recommendation from Cybersecurity department:
o WAN and LAN security
o Site to site VPN and remote VPN access
o Implementing FW policies and threat protection
o Security upgrades patching configuration backup
c. Experience in implementation and manage of network technologies and services:
o DNS DHCP SYSLOG and IP address management and route optimization
o SNMP and xFlow AAA RADIUS and authentication platforms
o IGP (RIP OSPF) BGP gateway redundant protocol such as VRRP
o L2 ethernet switching network based on Cisco technology: Access and core port-channel and trunk ports uplink and access VLANs STP flavors and other loop-prevention technologies
o Wireless access point design configuration and troubleshooting
d. Providing level 2 support for access core and perimeter infrastructure:
o Monitoring the KPIs for network and security physical and virtual appliances such as CPU memory link utilization response time and throughput and maintain the agreed level of operation health
o Security controls implementation auditing and monitoring
o Incident handling problem troubleshooting and reporting
o Experience in providing Level2 support incident handling and root cause analysis reporting
o Continuously monitor web traffic and application behavior to detect analyze and respond to threatsleveraging both traditional network tools and application-layer firewalls.
e. Managing the relation with vendors and service providers support contract discussion and renewal SLA tracking and issues escalation
f. Evaluate and remediate vulnerabilities related to web application threats (e.g. OWASP Top Ten) leveraging virtual patching and rapid policy adjustments when needed.
g. Deploy network segmentation and policy enforcement strategies ensuring defense-in-depth across layers through segmentation VPNs and secure remote access architectures.
h. Leverage automation and scripting (e.g. Python RegEx) for deployment monitoring and rule management of WAF and network security infrastructure.
What You Have
a. Bachelor Degree in Computer Science / Network Engineering / Electronics or Equivalent qualification. Experience.
b. Minimum 5 years of working experience in the same role
c. Preferably Cisco Certified Professional (CCNP CCSP)
d. Good communication interpersonal skills self-motivated team player capable of working with minimal supervision. Good service-oriented manner & Efficient problem solver
e. Hands-on with multiple WAF platforms and deep knowledge of web application security.
f. Familiarity with firewall configuration network protocols (TCP/IP HTTP/S) and related security services.
g. Familiarity with IPSec MPLS and other VPN technologies and routing protocols
h. Working onsite Riyadh-Saudi Arabia
b. Minimum 5 years of working experience in the same role
c. Preferably Cisco Certified Professional (CCNP CCSP)
d. Good communication interpersonal skills self-motivated team player capable of working with minimal supervision. Good service-oriented manner & Efficient problem solver
e. Hands-on with multiple WAF platforms and deep knowledge of web application security.
f. Familiarity with firewall configuration network protocols (TCP/IP HTTP/S) and related security services.
g. Familiarity with IPSec MPLS and other VPN technologies and routing protocols
h. Working onsite Riyadh-Saudi Arabia
Who We Are
At Oivan we appreciate different lifestyles and cultural backgrounds. We welcome diversity as a strength. We consider all applications equally regardless of race color ancestry religion national origin age citizenship marital status disability orientation or gender identity. We strongly encourage individuals from groups traditionally underrepresented in tech to apply Oivan company culture is reflective of our core values. The decisions we make today influence our tomorrow. We are sincere in our responsibility towards our employees customers and the environment. Fellowship unites us as an international community of thinkers and doers. Throughout our hiring process youll have access to a broad representation of the Oivan team to get to know us as we learn about you.
Privacy Notice
By submitting your application and CV you provide explicit consent for us to handle and store your personal information in our HR information systems. We assure you that all data processing activities will strictly adhere to the data protection and privacy regulations applicable in Saudi Arabia. Your information will be treated with the utmost confidentiality and in compliance with the relevant local data protection laws.
Employment Type
Full-Time
Key Skills
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