About Me
Samuel Majekodunmi (ma-je-ko-dun-mi) is a cybersecurity expert with 18 years of experience supporting federal agencies in Cybersecurity SME and Enterprise Solutions Architect roles. Beginning in the U.S. Navy as Cyber Security Chief of the 2D Medical Battalion, he advanced to Lead Network Security Engineer, strengthening network defenses and compliance management.
As a Zero-Trust Security Architect, he fortifies organizations against evolving cyber threats. His expertise spans network security, SIEM, endpoint security, vulnerability management, and cloud architectures. With a Master’s in Cybersecurity Technology and a CISSP, he remains a dedicated leader in proactive security solutions.
Samuel safeguarded critical government systems against cyber threats in his DoD and federal roles, ensuring resilient IT infrastructures. His expertise extends to healthcare, legal, education, and manufacturing industries, focusing on SMBs and enterprise-level cybersecurity.
Samuel aims to tailor cybersecurity solutions for various industries, ensuring compliance and proactive threat management. Whether implementing security frameworks, meeting regulations, or enhancing cyber resilience, he delivers top-tier cybersecurity services to businesses of all sizes.
Mission Statement
"My mission is to empower organizations with robust, scalable, and forward-thinking cybersecurity strategies that mitigate risks and drive innovation and business resilience.
By leveraging my expertise in Zero Trust Architecture, cloud security, and IT strategy, I help businesses navigate the evolving threat landscape and achieve sustainable growth.
I drive enterprise-wide cybersecurity strategies and align IT initiatives with organizational goals to foster growth, innovation, and resilience.
My extensive experience includes leading Zero Trust Architecture (ZTA) implementations, managing global security operations, and spearheading cloud security strategies for private-sector and government organizations.
As a forward-thinking leader, I excel at creating robust security frameworks, managing risks, and ensuring compliance in highly regulated environments."
Unique Strengths
- Proven Leadership: Extensive experience leading high-performing cybersecurity teams in government and private sectors.
- Strategic Vision: Ability to align IT security strategies with long-term business goals and compliance mandates.
- Cutting-Edge Expertise: Deep knowledge in Zero Trust Architecture, identity governance, and cloud security.
- Risk-Based Approach: Expertise in identifying, mitigating, and managing cybersecurity risks for critical infrastructure.
Key Achievements
- Strategic IT Vision: Defined and executed a multi-year global technology roadmap at Conagra Foods, aligning IT initiatives with broader business objectives and driving measurable business outcomes.
- Technology Modernization: Successfully modernized legacy infrastructure at the Federal Reserve Board (FRB), transitioning to cloud-native solutions and enhancing operational efficiency by 40%.
- Enterprise-Wide Transformation: Spearheaded Zero Trust Architecture implementation across multiple organizations, including Conagra Foods and the SEC, achieving compliance with NIST SP 800-53 and reducing security incidents by 40%.
- Innovative Solutions: Designed advanced CI/CD pipelines and DevOps frameworks for FRB, automating deployments and improving delivery timelines by 30%.
- Financial Leadership: Managed IT program budgets exceeding $6.7M while ensuring strategic resource allocation and economic health.
Professional Experience
Zero Trust Architect (SME)
- Spearheaded Zero Trust initiatives, enhancing data protection through least privilege access, MFA, and micro-segmentation.
- Oversee security operations, aligning processes with NIST SP 800-53 controls.
- Develop metrics to improve the maturity of incident response and risk management.
Cloud Solution Architect
- Designed and implemented secure CI/CD pipelines using AWS and Terraform.
- Automated compliance reporting and threat detection using Python and PowerShell.
- Reduced response times to cloud-based threats through advanced monitoring frameworks.
Zero Trust Architect (SME)
- Delivered tailored Zero Trust frameworks integrating ABAC and RBAC models.
- Conducted Zero Trust Maturity Assessments, aligning with NIST standards.
- Strengthened endpoint security through MFA and secure access protocols.
Zero Trust Architect (SME)
- Designed and implemented Zero Trust Architecture in federal cloud environments.
- Reduced security incidents by 40% through access control enhancements.
- Ensured compliance with TIC 3.0 and NIST SP 800-53 controls.
Security Operations Center Lead
- Managed and led the SOC team in securing DoS network infrastructure, leading a SOC team in incident detection and response.
- Enhanced network security using firewall configuration and VPN implementation.
- Ensured compliance with federal standards, including GDPR
Cybersecurity Chief
- Developed and managed RMF packages in eMASS, achieving ATO certifications.
- Led multidisciplinary teams to secure sensitive healthcare and operational data.
- I led the S3 activities, which focused on monitoring continuous, real-time network traffic to detect and respond to security threats.