0 System Administration jobs in Kenya

This is us
At Avenga, we believe that human creativity empowers technology that matters. Operating globally, our 6000+ specialists provide a full spectrum of services, including business and tech advisory, enterprise solutions, CX, UX and Ul design, managed services, product development, and software development.

This is your role
Advanced Networking Expertise
Routing & Core Protocols

• Proficient in OSPF, ISIS, and BGP for scalable and resilient routing architectures
• Experience with first-hop redundancy protocols such as VRRP, HSRP, and GLBP
• Strong understanding of Virtual Routing and Forwarding (VRF) for network segmentation
• Hands-on experience with MPLS technologies including LDP and RSVP for efficient packet forwarding
• Skilled in Traffic Engineering to optimize network performance and resource utilization
• Advanced Quality of Service (QoS) configuration for prioritizing critical traffic
• Capable of designing and implementing complex route policies and redistribution strategies

MPLS & VPN Technologies

• Expertise in MPLS Layer 2 and Layer 3 VPNs for enterprise connectivity
• Familiarity with Inter-AS VPN solutions (Options B and C) for multi-provider environments
• Knowledge of IPv6 over MPLS using 6PE and 6VPE
• Experience with VPLS and Hierarchical VPLS for multipoint Ethernet services
• Understanding of Next-Generation Multicast VPN (NG-MVPN) for multicast traffic delivery

WAN & Overlay Technologies

• Proven experience deploying and managing SD-WAN solutions to enhance WAN flexibility, performance, and cost-efficiency

High Availability & Network Protection

• Strong grasp of high availability mechanisms including Fast Reroute (FRR), Loop-Free Alternates (LFA), and link/node protection to ensure uninterrupted service

Advanced Multicast

• In-depth knowledge of multicast protocols such as PIM, MSDP, and IGMP for efficient group communication across networks

Hands-on Experience With Major Networking Platforms

• Cisco (preferred)
• Fortinet
• Juniper
• Nokia (strong advantage)

Security Expertise
Firewall & Threat Prevention

• Experience with traditional firewalls and next-generation solutions (IPS/IDS/NGFW)
• Skilled in configuring and managing IPSec VPNs including DMVPN, GET VPN, and FlexVPN
• Familiarity with Remote Access VPNs using AnyConnect and FortiClient

Threat Mitigation & Traffic Control

• Knowledge of BGP-based security techniques such as Remote Triggered Black Hole (RTBH) and Flowspec
• Experience with web proxies, URL filtering, and NAT for secure and controlled internet access
• Ability to analyze security logs and NetFlow data for threat detection and performance monitoring
• Competence in correlating and responding to security incidents in real-time

Identity & Access Control

• Proficiency in Cisco Identity Services Engine (ISE) for centralized access control
• Experience with 802.1X authentication and TrustSec for secure network access
• Familiarity with MACsec for Layer 2 encryption
• Understanding of virtual security contexts (VDOMs) for multi-tenant environments
• Implementation of multi-factor authentication using DUO 2FA

W
e take pride in the diverse skills and character of our teams, welcoming everyone to apply and contribute to our collective strength
.

• Design, implement, and maintain network infrastructure.
• Configure and manage network devices (routers, switches, firewalls, VPNs).
• Monitor network performance and troubleshoot issues to ensure high availability.
• Implement and enforce network security policies and procedures.
• Perform regular network audits and vulnerability assessments.
• Manage network hardware and software lifecycles.
• Provide technical support and guidance to end-users and other IT staff.
• Develop and maintain network documentation.
• Plan and execute network upgrades and expansions.
• Stay updated on latest network technologies and security trends.

• Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.
• Minimum of 5 years of experience in network administration.
• Proven experience with network hardware (Cisco, Juniper, etc.) and software.
• In-depth knowledge of TCP/IP, DNS, DHCP, VLANs, and routing protocols (OSPF, BGP).
• Strong understanding of network security principles and practices (firewalls, IDS/IPS, VPNs).
• Experience with network monitoring tools.
• Excellent analytical and problem-solving skills.
• Ability to work independently and manage tasks effectively in a remote environment.
• Relevant certifications (e.g., CCNA, CCNP, CompTIA Network+) are a plus.

• Design, configure, and manage enterprise-level network infrastructure, including routers, switches, firewalls, and VPNs.
• Monitor network performance and troubleshoot issues to ensure high availability and optimal user experience.
• Implement and maintain network security policies and procedures to protect against cyber threats.
• Develop and maintain comprehensive network documentation, including diagrams, configurations, and procedures.
• Collaborate with IT teams to plan and execute network upgrades and expansions.
• Provide remote technical support and guidance to end-users and IT staff.
• Stay abreast of industry trends and advancements in network technologies.
• Conduct regular network vulnerability assessments and implement necessary remediation.
• Manage network access controls and user authentication systems.
• Participate in disaster recovery planning and execution.

• Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.
• Minimum of 5 years of experience in network administration, with a strong focus on remote infrastructure management.
• Proficiency in network protocols such as TCP/IP, BGP, OSPF, and EIGRP.
• Experience with firewall configuration and management (e.g., Cisco ASA, Palo Alto, Fortinet).
• Strong understanding of network security principles and best practices.
• Experience with virtualization technologies (e.g., VMware, Hyper-V) and cloud networking (e.g., AWS, Azure).
• Excellent problem-solving and analytical skills.
• Strong communication and interpersonal skills, with the ability to effectively collaborate in a remote environment.
• Relevant industry certifications such as CCNA, CCNP, CompTIA Network+, or Security+ are highly desirable.

• Oversee the daily operation, maintenance, and performance of the company's telecommunications network.
• Install, configure, and upgrade network hardware and software components.
• Monitor network performance, identify bottlenecks, and implement solutions to optimize speed and reliability.
• Troubleshoot and resolve network-related issues, ensuring minimal downtime and service disruption.
• Implement and maintain network security measures to protect against unauthorized access and cyber threats.
• Develop and maintain comprehensive network documentation, including diagrams, configurations, and procedures.
• Plan and execute network capacity upgrades based on usage trends and future requirements.
• Collaborate with vendors to resolve hardware and software issues and manage service level agreements (SLAs).
• Provide technical support and guidance to junior network staff.
• Stay current with emerging network technologies and industry best practices.
• Perform regular backups and disaster recovery planning for network infrastructure.
• Conduct network audits and ensure compliance with security policies.
• Manage IP addressing schemes and DNS configurations.
• Proactively identify potential network problems and implement preventative measures.
• Ensure the stability, integrity, and efficient operation of the network infrastructure that supports company operations.

• Bachelor's degree in Computer Science, Information Technology, Telecommunications, or a related field.
• Minimum of 5-7 years of experience in telecommunications network administration.
• Strong knowledge of TCP/IP, routing protocols (BGP, OSPF), switching, and VPNs.
• Experience with network monitoring tools (e.g., Nagios, SolarWinds).
• Familiarity with various network hardware vendors (e.g., Cisco, Juniper, Huawei).
• Excellent problem-solving and analytical skills.
• Ability to work independently and manage time effectively in a remote setting.
• Strong communication and documentation skills.
• Relevant certifications such as CCNA, CCNP, JNCIA are highly advantageous.

• Assist in the installation, configuration, and maintenance of network hardware and software.
• Monitor network performance and troubleshoot connectivity issues.
• Support the implementation of network security measures.
• Learn and apply network protocols and configurations.
• Help manage user accounts and network access.
• Assist in performing regular system backups and updates.
• Respond to network-related support requests.
• Document network configurations and procedures.
• Participate in network infrastructure projects under supervision.
• Learn about various network topologies and architectures.

• Basic understanding of computer networking concepts and principles.
• Strong interest in IT infrastructure and network administration.
• Excellent problem-solving and analytical skills.
• Good communication and interpersonal skills for remote teamwork.
• Ability to work independently and manage time effectively.
• Enthusiasm for learning new technologies.
• High school diploma or equivalent; pursuing a certification like CompTIA Network+ is a plus.

• Design, implement, and manage secure and reliable network infrastructures, including LANs, WANs, VPNs, firewalls, and wireless networks.
• Monitor network performance and security 24/7, identifying and resolving issues proactively to minimize downtime.
• Implement and maintain security measures to protect systems and data from unauthorized access, breaches, and cyber threats.
• Conduct regular vulnerability assessments and penetration testing, recommending and implementing remediation strategies.
• Manage user accounts, permissions, and access controls to ensure data confidentiality and integrity.
• Develop and enforce network security policies, procedures, and best practices.
• Plan and execute network upgrades, expansions, and migrations.
• Provide technical support and troubleshooting for network and security-related incidents.
• Stay current with the latest network technologies, security threats, and regulatory requirements.
• Develop and maintain comprehensive documentation of network configurations, security protocols, and incident response plans.
• Manage relationships with vendors for network hardware, software, and security solutions.
• This role is fully remote, supporting our distributed operations and client networks across various locations, including proximity to **Ruiru, Kiambu, KE**.

• Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field.
• Minimum of 7 years of progressive experience in network administration and cybersecurity.
• Proven expertise in network design, implementation, and management (e.g., Cisco, Juniper, Fortinet).
• In-depth knowledge of network security principles, protocols, and technologies (e.g., firewalls, IDS/IPS, SIEM, VPN).
• Experience with cloud networking (e.g., AWS, Azure) is highly desirable.
• Relevant certifications such as CCNA/CCNP, CompTIA Security+, CISSP are a significant advantage.
• Strong analytical and problem-solving skills with the ability to troubleshoot complex issues.
• Excellent communication and collaboration skills, essential for remote teamwork.
• Ability to work independently, manage on-call responsibilities, and respond to critical incidents promptly.
• Proficiency in using remote management and monitoring tools.