Senior Network and Security Engineer at Ha-Shem Limited

Ha-Shem Limited was founded in 2004, we set out to redefine the meaning of IT support, and consulting, and to create a better IT experience from small and mid-sized to enterprise businesses.

• Network Infrastructure Design and Implementation
• Network Security
• Network Monitoring, Troubleshooting and Optimization
• Collaboration, Documentation and Reporting
• OEM/Product/Solution workloads
• Stay Current with Industry Trends
• Training and Workshops

Key responsibilities of the Network & Security Engineer include:

• Network Infrastructure Design and Implementation:
• Design, deploy, and maintain the organization’s network infrastructure, including her customers’ local area networks (LANs), wide area networks (WANs), and wireless and Voice networks to ensure high availability, scalability, and performance.
• Evaluate and recommend network hardware, software, and protocols to support business requirements.
• Configure and optimize network devices, such as routers, switches, firewalls, load balancers, voice gateways, and VPN concentrators based on industry best practices and ensure adherence to security policies.
• Network Security Infrastructure Design and Implementation:
• Develop and implement network security policies, procedures, and standards to safeguard the organization and her customers’ network infrastructure from unauthorized access, intrusions, and other security threats.
• Conduct periodic security audits, vulnerability assessments, and penetration testing to identify potential vulnerabilities and recommend appropriate remediation measures.
• Monitor network traffic for suspicious activities and promptly respond to security incidents, intrusions, and anomalies.
• Configure and manage network security appliances, such as firewalls, intrusion detection systems (IDS), intrusion prevention systems (IPS), and identity management engines (ISE).
• Network Monitoring, Troubleshooting and Optimization:
• Deploy and manage network monitoring tools to proactively monitor network performance, analyse network traffic, and identify areas for improvement.
• Identify network performance bottlenecks, analyze network traffic patterns, and implement necessary optimizations and capacity planning.
• Troubleshoot network issues, perform root cause analysis, and implement solutions to minimize downtime and enhance network reliability.
• Optimize network performance by fine-tuning configurations, implementing quality of service (QoS) policies, and utilizing network monitoring tools.
• Ability to work during weekend and evening work and travel may be required.
• Collaboration, Documentation and Reporting:
• Collaborate with cross-functional teams to gather requirements, generate the bill of materials, provide technical guidance, and support project initiatives.
• Maintain accurate and up-to-date network diagrams, configuration files, procedures, documentation, and troubleshooting steps for knowledge sharing and future reference.
• Prepare regular reports on network and security status, incidents, and trends for management and stakeholders.
• Assist the sales and marketing team in speaking to the customers via email and phone for initial requirement capture.
• Liaise regularly with project management teams, and third-line and service desk engineers.
• Stay Current with Industry Trends, Training and Workshops:
• Continuously research and evaluate emerging network and security technologies, industry standards, and best practices.
• Stay current with security threats and vulnerabilities and proactively implement necessary countermeasures.
• Mentor and train junior network and security engineers, sharing expertise and best practices.
• Train customers on solutions deployed and deliver user onboarding training and workshops.
• Keep up to date with the latest Certification path to prove skills & expertise in service delivery.

Job Requirements

Qualification:

• BA / B.Sc / HND in Computer Science or related field.

Experience:

• 2 - 4 years experience

Skills for Success:

• In-depth knowledge of Cisco solutions:

Routers

Switches

Wireless Access Points

Voice: Call Manager, Call Manager Express, Presence, etc.

Security: ASA, Firepower, Cisco ACE, Cisco ISE, Duo Security, etc.

• Good understanding of Sophos Solutions: firewall, Intercept-X, Sophos central, Endpoint Protection
• Azure Networking Experience

Virtual Networks and Security Groups

VPN and Express Route

Azure DNS and Traffic Manager

Load Balancing and Availability Sets

• Experienced with McAfee Endpoint solutions, Kaspersky, Symantec Endpoint protection, etc.
• In-depth understanding of network monitoring and management tools like:

SolarWinds Products

WhatsUp Gold from Progress Software

Cisco Prime, Cisco DNA Center

Wireshark, etc.

• An up-to-date knowledge and understanding of a customer’s business and industry needs and technical demands.
• Strong knowledge of networking protocols, architecture, and technologies (TCP/IP, VLANs, BGP, OSPF, MPLS, etc.).
• In-depth understanding of network security principles, concepts, and best practices.
• Experience with firewall and IPS systems (Cisco ASA, Cisco Firepower, Palo Alto, Sophos, Juniper, etc.).
• Proficiency in VPN technologies (IPsec, SSL/TLS, etc.) and remote access solutions.
• To recognize the importance of customer focus and of serving the needs of the end-user
• Relevant certifications (e.g., CompTIA N+, CCNA, CCNP, CCIE, CISSP SCP, SCE, etc. or equivalent) will be an advantage. However, you must obtain compulsory technology certifications to fulfil specific OEM partnership competency requirements where applicable.
• Strong analytical and problem-solving skills with the ability to troubleshoot complex network issues.
• The ability to explain technical problems in everyday English and willingness to learn new technologies.
• Excellent customer service skills, organizational and time-management skills
• Familiarity with on-premises/cloud data center architectures and technologies
• Experience in the design, deployment, and support of large, complex systems
• Good knowledge and experience in the infrastructure space, such as servers, workstations, firewalls, routers, load balancers, application proxies, etc.
• Excellent written/verbal communication skills, particularly with staff who aren't technically trained.
• The skill to take on various tasks and pay attention to details.
• Teamwork skills and the ability to feel comfortable working with different teams, clients, and groups of staff across an organization.
• Organizational skills and the ability to prioritize your workload.
• Good knowledge of internet security and data privacy principles relating to networking technologies
• Excellent troubleshooting skills
• The ability to effectively prioritize, focus, and deliver work within agreed timescales to the highest standards.
• The resilience to approach challenging issues with a positive and fresh outlook.

Method of Application