Network Security Administrator

About the Job
ADVANCED CONCEPTS is an entity within the company dedicated to the design and deployment of advanced, innovative technologies. Our focus includes the development of high-technology autonomous systems such as fixed-wing unmanned aerial systems, precision loitering munitions, cruise missiles, and guided artillery munitions.

Location
Abu Dhabi, AE

Core Responsibilities

• Deploy, configure, and manage network devices such as routers, switches, firewalls, and wireless access points.
• Ensure the network infrastructure is scalable, reliable, and secure to meet current and future demands.
• Implement and maintain network security protocols to protect data integrity and confidentiality.
• Diagnose and resolve network issues promptly to minimize downtime.
• Monitor network performance and availability using network management tools.
• Perform regular maintenance and updates to network hardware and software.
• Respond to and resolve network incidents, minimizing impact on business operations.
• Maintain accurate inventory of network assets and software licenses.
• Lead network-related projects from planning to execution, ensuring timely and successful completion.
• Work closely with IT support staff and other departments to resolve issues and support organizational needs.
• Contribute to the development and enforcement of IT policies and best practices within the organization.
• Liaise with vendors for network devices purchases, upgrades, and support services.
• Stay updated on industry trends and technologies, recommending enhancements to improve system efficiency and effectiveness.

Requirements

• Minimum 5 years’ experience in network security administration or a related field.
• 3 years in a network management role for a mid-sized organization.
• Bachelor’s in Computer Science, Information Technology or related fields.
• Certification in a relevant subject is preferable, e.g., CCNA, CCNP.
• Strong understanding of NIST 800-53 and CNSSI 1253.
• Strong understanding of data classification and encryption-based technologies (IPSEC, SSL, PKI).

Key Skills

• In-depth knowledge of network security protocols and best practices.
• Proficiency in configuring and managing routers, switches, NAC, Firewall, and WAP.
• Advanced skills in network monitoring and troubleshooting.
• Ability to automate network tasks using scripting languages (e.g., Python, Bash).
• Experience with network virtualization technologies (e.g., VMware NSX, Cisco ACI).
• Strong understanding of Identity Access Management (IAM) & Role Based Access Controls (RBAC).
• Strong understanding and ability to implement Hardware Security Modules (HSMs).
• Experience with DIACAP / NISPOM.