Network Administrator

2 months ago


الرياض, Saudi Arabia Abacus Technology Full time

Overview:
Abacus Technology is seeking a Network Administrator to manage and maintain network infrastructure in a dynamic, mission-critical environment under the US Military Training Mission (USMTM). This full-time position in the Kingdom of Saudi Arabia.

**Responsibilities**:
**Network Administration**:

- Administer, install, configure, troubleshoot, test, and maintain network-related hardware, including HAIPE encryption devices, switches, routers, and transport devices.
- Utilize network monitoring and management tools to proactively identify, troubleshoot, and resolve performance issues.
- Demonstrated experience in overseeing and troubleshooting complex Local Area Networking (LAN) issues.
- Configure, deploy, and manage switch stacking solutions, including Cisco StackWise and StackWise Virtual Link (SVL) technologies
- Implement and troubleshoot Layer 2 network solutions, including VLAN configuration, trunking, spanning-tree protocol (STP), and inter-switch connectivity.
- Configure and manage TACLANE encryptors with the Agile-VLAN feature to enable simultaneous transmission of Layer 2 and High Assurance Internet Protocol Encryptor (HAIPE) traffic, enhancing network flexibility and efficiency.
- Implement and manage 802.1X port-based network access control to ensure secure user authentication and device validation. Configure and troubleshoot MAC Authentication Bypass (MAB) for non-802.1X-compliant devices, ensuring seamless network access while maintaining security standards.
- Utilize NetFlow to monitor and analyze network traffic patterns, identify bottlenecks, and detect potential security threats.

**Collaboration and Troubleshooting**:

- Coordinate with offsite service providers (e.g., WAN, Voice, WANSEC) via Remedy/Service Now ticketing system to resolve issues with DMZs, boundary routers/switches, Cisco CUBE, firewalls, IDS/IPS, VPN concentrators, and encryption devices.
- Work with local base operations teams (e.g., help desk, systems, ISP/OSP) to address outages, ensuring timely restoration per established SLAs.
- Troubleshoot and coordinate VTC (Video Teleconferencing) outages with offsite bridge personnel.

**Performance Optimization and Upgrades**:

- Perform performance monitoring, tuning, IOS upgrades, patching, backup and recovery, and problem resolution for network and voice routers/switches.
- Actively participate in the planning and design of infrastructure upgrades or enhancements.

**Voice and Video Systems**
- Collaborate with the Voice Engineer to troubleshoot, configure, and maintain voice and video systems, ensuring seamless communication services.
- Assist with the deployment, testing, and optimization of voice and video-related hardware and software as required.
- Provide supplementary support during outages or upgrades to ensure mínimal downtime

**Risk Management and Compliance**:

- Assist in building, maintaining, and updating Risk Management Framework (RMF) Assessment and Authorization to Operate (ATO) packages for two ARCENT Cyber Security-administered enclaves.
- Ensure compliance with DISA Security Technical Implementation Guides (STIGs), Security Content Automation Protocol (SCAP) scans, and other Security Requirements Guidance.

**Documentation and Reporting**:

- Assist in developing and completing system security documentation in accordance with RMF and eMASS workflows.
- Identify and report system risks related to network and voice hardware/software.

**Asset Management**:

- Maintain inventory and manage life cycle replacement schedules for network infrastructure.

Qualifications:
**_

**EOE/M/F/Vet/Disabled


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