Senior Network and Security Resident Engineer

ISIT Global

Abu Dhabi, UAE

Full Time

Senior

Onsite

1 months ago

Network SecurityFirewallsIDS/IPSVPNsWAFLinux Administration

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Key skills for this role

Network SecurityFirewallsIDS/IPS

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About the Role

ISIT Global seeks a Senior Resident Engineer for Network Security and Systems to secure and optimize enterprise infrastructure. The role involves managing firewalls, IDS/IPS, VPNs, Linux systems, Active Directory, virtualization, and cloud security.

Key Skills for This Role

Network SecurityFirewallsIDS/IPSVPNsWAFLinux Administration

Responsibilities

Manage and maintain network security infrastructure including firewalls, intrusion detection/prevention systems (IDS/IPS), VPNs, WAFs, ADCs, and email security gateways
Monitor network traffic and security events to identify suspicious activities and respond proactively to potential threats
Conduct vulnerability assessments, penetration testing, security audits, and risk assessments to identify weaknesses and recommend remediation measures
Implement and maintain security policies, procedures, and standards to protect enterprise infrastructure and data
Manage and support Windows Server environments including Active Directory, Group Policies (GPO), DNS, DHCP, and authentication services
Administer and troubleshoot Linux based systems and services in enterprise environments
Support and secure virtualization platforms such as VMware, Hyper V, AHV, and Citrix environments
Work with cloud environments including AWS, Microsoft Azure, and Google Cloud Platform (GCP) to implement cloud security best practices and controls
Configure and maintain Data Loss Prevention (DLP) and Data Classification solutions
Collaborate with IT and infrastructure teams to ensure secure deployment and configuration of hardware, software, servers, and network devices
Provide technical support during security incidents, investigations, and remediation activities
Install, configure, and troubleshoot network devices, operating systems, and security solutions

Requirements

Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field
Minimum 5+ years of experience in Network Security Engineering, Systems Engineering, or related roles
Strong hands on experience with NGFWs, IDS/IPS, VPNs, WAFs, ADCs, Email Security Gateways, and network security protocols
Strong knowledge of TCP/IP, routing, switching, and enterprise networking technologies
Experience with Linux administration and troubleshooting
Strong experience with Windows Server environments and Active Directory administration
Experience with cloud platforms such as AWS, Azure, or GCP, including cloud security concepts and implementations
Experience with virtualization technologies including VMware, Hyper V, AHV, and Citrix
Experience with DLP and Data Classification solutions
Experience in vulnerability assessments, penetration testing, security audits, and incident response

Full Job Posting

Job Summary

We are seeking a skilled and experienced Senior Resident Engineer – Network Security and Systems to join our team.
The ideal candidate will be responsible for securing, maintaining, and optimizing enterprise network, systems, and security infrastructure across on premises, virtualized, and cloud environments.
The candidate should possess strong expertise in network security technologies along with hands on experience in Linux systems, Windows Active Directory, virtualization platforms, and cloud security.

Key Responsibilities

Manage and maintain network security infrastructure including firewalls, intrusion detection/prevention systems (IDS/IPS), VPNs, WAFs, ADCs, and email security gateways.
Monitor network traffic and security events to identify suspicious activities and respond proactively to potential threats.
Conduct vulnerability assessments, penetration testing, security audits, and risk assessments to identify weaknesses and recommend remediation measures.
Implement and maintain security policies, procedures, and standards to protect enterprise infrastructure and data.
Manage and support Windows Server environments including Active Directory, Group Policies (GPO), DNS, DHCP, and authentication services.
Administer and troubleshoot Linux based systems and services in enterprise environments.
Support and secure virtualization platforms such as VMware, Hyper V, AHV, and Citrix environments.
Work with cloud environments including AWS, Microsoft Azure, and Google Cloud Platform (GCP) to implement cloud security best practices and controls.
Configure and maintain Data Loss Prevention (DLP) and Data Classification solutions.
Collaborate with IT and infrastructure teams to ensure secure deployment and configuration of hardware, software, servers, and network devices.
Provide technical support during security incidents, investigations, and remediation activities.
Install, configure, and troubleshoot network devices, operating systems, and security solutions.

Requirements

Strong hands on experience in Network & Security technologies with good understanding of Linux system administration and troubleshooting.
Working knowledge of Kubernetes/containerized environments, including deployment, networking, security, and monitoring concepts.
Ability to manage and troubleshoot hybrid IT infrastructure involving firewalls, switching/routing, Linux servers, and Kubernetes platforms.
Bachelor’s degree in Computer Science, Information Technology, Cybersecurity, or a related field.
Minimum 5+ years of experience in Network Security Engineering, Systems Engineering, or related roles.
Strong hands on experience with NGFWs, IDS/IPS, VPNs, WAFs, ADCs, Email Security Gateways, and network security protocols.
Strong knowledge of TCP/IP, routing, switching, and enterprise networking technologies.
Experience with Linux administration and troubleshooting.
Strong experience with Windows Server environments and Active Directory administration.
Experience with cloud platforms such as AWS, Azure, or GCP, including cloud security concepts and implementations.
Experience with virtualization technologies including VMware, Hyper V, AHV, and Citrix.
Experience with DLP and Data Classification solutions.

Preferred Skills

Knowledge of SIEM, EDR/XDR, and SOC operations.
Familiarity with Zero Trust architecture and security frameworks.
Scripting or automation knowledge using PowerShell, Python, or Bash is an added advantage.
Strong hands on experience in Network & Security technologies with good understanding of Linux system administration and troubleshooting.
Working knowledge of Kubernetes/containerized environments, including deployment, networking, security, and monitoring concepts.
Ability to manage and troubleshoot hybrid IT infrastructure involving firewalls, switching/routing, Linux servers, and Kubernetes platforms.

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