Derek Walker
IT Manager at understand.ai- Claim this Profile
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Bio
Albert Roethlisberger
Derek brought his experience and inspiring work ethic from multiple professional disciplines with great success to his IT and Information Security career. As a team leader in Cisco's Information Security Team, and later as a malware analyst, IDS/IPS signature developer, and IDS/IPS software developer; Derek successfully embraced each new challenge with vigor and professionalism. With his varied professional background, excellent project management skills, eye for detail, and ability to cut through the haze and focus on the important issues and tasks at hand, Derek is an asset to any organization.
Albert Roethlisberger
Derek brought his experience and inspiring work ethic from multiple professional disciplines with great success to his IT and Information Security career. As a team leader in Cisco's Information Security Team, and later as a malware analyst, IDS/IPS signature developer, and IDS/IPS software developer; Derek successfully embraced each new challenge with vigor and professionalism. With his varied professional background, excellent project management skills, eye for detail, and ability to cut through the haze and focus on the important issues and tasks at hand, Derek is an asset to any organization.
Albert Roethlisberger
Derek brought his experience and inspiring work ethic from multiple professional disciplines with great success to his IT and Information Security career. As a team leader in Cisco's Information Security Team, and later as a malware analyst, IDS/IPS signature developer, and IDS/IPS software developer; Derek successfully embraced each new challenge with vigor and professionalism. With his varied professional background, excellent project management skills, eye for detail, and ability to cut through the haze and focus on the important issues and tasks at hand, Derek is an asset to any organization.
Albert Roethlisberger
Derek brought his experience and inspiring work ethic from multiple professional disciplines with great success to his IT and Information Security career. As a team leader in Cisco's Information Security Team, and later as a malware analyst, IDS/IPS signature developer, and IDS/IPS software developer; Derek successfully embraced each new challenge with vigor and professionalism. With his varied professional background, excellent project management skills, eye for detail, and ability to cut through the haze and focus on the important issues and tasks at hand, Derek is an asset to any organization.
Experience
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understand.ai
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Germany
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Software Development
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1 - 100 Employee
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IT Manager
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Apr 2022 - Present
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Information Technology Specialist
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Sep 2021 - Mar 2022
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Cisco
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United States
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Software Development
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700 & Above Employee
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Contractor - Systems Architect
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Oct 2008 - Jul 2015
Systems architect overseeing the data centers for Cisco's GOLD learning labs that serve hundreds of thousands of hours of user training each year through the Partner Education Connection (PEC). Responsible for network design and implementation, virtualization and network storage, and software development. Systems architect overseeing the data centers for Cisco's GOLD learning labs that serve hundreds of thousands of hours of user training each year through the Partner Education Connection (PEC). Responsible for network design and implementation, virtualization and network storage, and software development.
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UCLA Health
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United States
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Hospitals and Health Care
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700 & Above Employee
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Critical Care R.N.
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Mar 2007 - Oct 2008
CN II for the Cardiothoracic ICU. Patient care involved heart/lung transplants, bridge to transplant devices, and general cardiothoracic post surgical care for pediatric and adult patients. CN II for the Cardiothoracic ICU. Patient care involved heart/lung transplants, bridge to transplant devices, and general cardiothoracic post surgical care for pediatric and adult patients.
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Cisco
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United States
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Software Development
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700 & Above Employee
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IT Information Security / IPS Software Developer
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Jul 1999 - Oct 2006
Technical lead for all Intrusion Detection System (IDS) vulnerability analysis and signature development Responsible for architectural and strategic design for the IDS at company Wrote research management system to track vulnerabilities Directed team tasked with the IDS design, development, management, and monitoring Designed, tested, and implemented global NIDS network Researched vulnerabilities and wrote network IDS signatures for product Administered 60+ Cisco Netranger IDS devices including both the Catalyst switch IDSM and appliances, ten global and regional Solaris servers for data aggregation and management, and associated infrastructure including but not limited to: Catalyst switches, PIX firewalls, and Console servers Wrote data entry system for IDS product that managed engine parameters and signature development Designed and lead development of in house tracking and reporting mechanisms, software, and associated remediation processes Contributor to corporate security policy review and application Led third party software evaluations for data mining and analysis Managed corporate firewall ACLs Managed TACACS+ and AAA authentication servers and user accounts Wrote code review management tools to track changes and provide for review Partnered with sales and marketing organizations to provide SME support for sales and support contracts Managed budget and made purchasing decisions related to the IDS Participated in client education, incident response, policy review, and security architecture design and implementation. Contributed to feature set and strategic vision of Netranger product as well as bug fixes in code and hardware
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Education
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University of Louisiana at Monroe
Bachelor of Science (B.S.), Registered Nursing/Registered Nurse
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