Senior Network and Security Engineer at Ha-Shem

Ha-Shem is an I.T. solutions company that provides I.T support for your business productivity and efficiency. At Ha-Shem, we also walk you through these stand-out solutions that fit into your workflow and assist you in transforming your business digitally while prioritizing the safety, security and seamlessness. Also, our job is to identify and address these continually evolving needs within organizations, and proffer solutions tailored to ensure the effectiveness of the workforce within your organization.

Job Title: Senior Network and Security Engineer

Location: Lagos

Employment Type: Full Time

Role Description

• 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

• 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
Qualifications:

• 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.

Application Closing Date
Not Specified.

How to Apply
Interested and qualified candidates should forward their CV as an attachment to: [email protected] using the Job Title as the subject of the mail.