Cyber Security System Administration

David Owoseni

*******.********@*****.***

Summary

As a seasoned Cyber Security Consultant and Penetration Tester, I demonstrate adeptness in addressing professional Hack the Box challenges with strategic precision. My proficiency extends to system administration, providing a robust foundation for fortifying network infrastructures. Employing advanced methodologies and cutting-edge tools, I methodically identify and exploit vulnerabilities to ensure comprehensive security. My proactive approach is tailored to deliver professional and resilient cyber security solutions, effectively mitigating evolving threats and maintaining a vigilant stance against potential risks.

Skills

Cloud computing

Penetration Testing

Cyber security

Ethical Hacking

Computer Skills

System Administration

Forensics Analysis

Security Auditing

Critical Thinking

Team Collaboration

Wires hark

Virtual Private Network

Attention to Detail

Continuous Learning

Communication

Problem Solving

Air crack

Incident Response

Cryptography

Metasploit

Experience

GALAXY BACKBONE 11/2019 - 11/2020

Network Support Engineer - Wuse, Abuja

Orchestrated the design, implementation, and maintenance of robust network infrastructures, ensuring optimal connectivity and performance for Galaxy Backbone's diverse range of services.

Spearheaded cyber security initiatives, implementing cutting-edge measures to safeguard Galaxy Backbone's systems and data, including threat detection, incident response, and continuous security enhancements.

Led the development and execution of strategic technology plans, aligning IT initiatives with organizational goals to enhance efficiency, scalability, and innovation across Galaxy Backbone's operations.

Streamlined service delivery processes, enhancing operational efficiency and customer satisfaction through the implementation of best practices and the utilization of advanced technologies within the Galaxy Backbone framework.

Fostered collaboration with cross-functional teams, coordinating efforts between IT, operations, and business units to ensure seamless integration of technology solutions, promote organizational synergy, and achieve overarching objectives at Galaxy Backbone.

NIGERIA COMMUNICATION COMMISSION 07/2017 - 01/2018

Technical Support - Maitama, Abuja

Ensure adherence to telecommunications regulations set forth by the Nigeria Communication Commission (NCC).

Facilitate the acquisition and renewal of telecommunications licenses in accordance with NCC guidelines.

Foster positive relationships with key stakeholders, including government agencies, industry partners, and service providers.

Participate in the formulation and development of telecommunications policies in alignment with NCC directives.

Establish and maintain effective mechanisms for addressing consumer complaints and concerns related to telecommunications services.

HACK THE BOX 01/2021

Hacker - New York, NY

Conduct thorough penetration tests on diverse environments, leveraging advanced skills in exploiting vulnerabilities and assessing the security posture of systems, networks, and applications.

Provide strategic cyber security advice to clients, offering tailored solutions for enhancing overall security posture. Develop and communicate actionable recommendations to mitigate identified risks and improve resilience against cyber threats.

Remonstrated strong system administration skills to configure, deploy, and maintain secure and robust infrastructure. Manage servers and networks to ensure optimal performance, availability, and adherence to security best practices.

Leverage advanced Hack The Box skills to simulate real-world cyber threats, staying at the forefront of cutting-edge hacking techniques and methodologies. Participate in ethical hacking challenges to continually enhance technical expertise.

Lead incident response efforts by promptly identifying and mitigating security incidents. Develop and implement effective remediation strategies to minimize the impact of security breaches and prevent future occurrences.

BIGMOL 02/2009

Technical Support Analyst IV - Wuse, Abuja

Responded to support requests, providing timely assistance to end users and guiding them through basic troubleshooting tasks with patience and professionalism.

Collaborated with the development team in the quality assurance process, actively participating in the development of an e-commerce web application. Ensured continuous feedback from the product owner for iterative improvements.

Assessed system hardware and software, proposing and implementing modifications to reduce lag time and enhance overall system speed for improved efficiency.

Orchestrated the configuration of Windows servers, orchestrating the transition from local host to cloud resources. Managed distributed tasks involving network engineers and software support engineers, ensuring seamless integration.

Managed software development and implementation projects with an Agile methodology, incorporating continuous integration and testing. Led a team in executing tasks efficiently and meeting project milestones effectively.

Education and Training

Joseph Ayo Babalola University - Ikeji, Osun Computer Science

Completed Courses in Computer Science, 01/2021

Certifications

CompTIA Security+, ISC2 Candidate, Udemy Ethical Hacking

Languages

English

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