Network Security Engineer

Doheney Services

Lagos, Nigeria

Full time

Nov 11

Responsibility

a. Maintaining and administering perimeter security systems of Cisco (Firepower9300, ASA5585X, NGIPS) & Huawei (SIG), Infoblox (DNS).

b. Hands-on experience in installation, implementation and end-to-end configuration of Cisco firewalls and IPS systems.

c. Verifying the running network security policies and work to improve it.

d. Prepare and document standard operating procedures and protocols.

e. Analyzing, troubleshooting and correcting network security related problems remotely and on-site.

f. Develop technical solutions and new security tools to help mitigate security vulnerabilities and automate repeatable tasks

g. Write comprehensive reports including assessment-based findings, outcomes and propositions for further system security enhancement or incident.

h. Performing analysis of network security needs and contributes to design, integration, and installation of hardware and software.

i. Responsible to fix Sev 1/Sev 2 issues, execute Complex changes and upgrade, migration, integration activities

j. Design SOPs and Run Books for support team, escalation support for Safeway support team

k. Assist in creation of Cisco Security designs for high productivity

l. Provide Cisco Security engineering support to business projects

m. Maps network landscape, identify security problems (including misconfigurations) and provide solutions

n. Supports other team members efforts requiring deep understanding of IDS/IPS, routing, firewalls, network architecture, etc.

o. Enterprise IDS/IPS experience particularly with Tipping Point, create policies, log and data analysis, configurations, tests as needed to support the environment

p. Leads cost-effective short-and long-term efforts to dramatically improve visibility of network threats, vulnerabilities and risk

q. Provide solution for complex and multivendor infrastructure

r. Keeping abreast of industry trends, technology innovation, and changing customer requirements to help with the continual service improvement process

s. Evaluate and recommend specific products and platforms to provide cost effective solutions that meet architectural requirements.

t. Communicate technical concepts effectively to the business stakeholders

Requirements

a. Graduate in Electronics & Communications / Computer Science / Information Technology.

b. Expert level certification in Network Security Domain from Cisco or any other equivalent organization.

c. Experience in routing and switching protocol and its troubleshooting.

d. Experience in Cisco ASA, ASDM, Firepower 9300, Firepower management Centre, Cisco NG-IPS and AVC.

e. Experience in Network vulnerability and exploits testing application

f. In-depth knowledge of network attacks like, Botnet, Malware, SPAM, DNS tunneling, DDOS, Policy leakage, Port security, network poisoning.

g. Understanding of Cyber security protocols and security policies.

h. Available to work in 24*7 shift time & on-call support.

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