Leadership Team

As CEO of OffSec, Ning is responsible for the company culture, vision, strategy, and execution. She joins OffSec with 20+ years of experience after having held COO/CFO/CTO roles at several fast-growing companies including HackerOne and lynda.com. Ning has extensive experience in leadership, company building, operations, fundraising, and M&A. She is passionate about building great companies through high-performing teams, narrowing the talent gap in security, and promoting and nurturing women in tech and security. Ning has a Ph.D. in physics from UC Berkeley and has worked at McKinsey & Co.

Ari has 20+ years of experience building growth oriented private equity-backed technology enabled businesses including 15 years of experience as a strategic CFO in the training/accreditation/information services (ACAMS) and fintech (DASH Financial Technologies) markets . He is responsible for OffSec's finance and accounting, human resources and legal departments. Ari cares deeply about building high growth mission-driven technology enabled companies. Ari is a graduate of the University of Pennsylvania.

As Chief Revenue Officer, Steve is responsible for go-to-market strategy, operations, partnerships, and revenue growth. Steve has over 20 years of enterprise technology experience, leading several global go-to-market organizations from growth-stage companies to the Fortune 500. Steve is passionate about philanthropy and giving back to the community.

Jim (elwood) began his tech career as a network administrator with a particular talent for network intrusion simulation, digital investigations, and malware analysis. Jim started teaching for OffSec in 2009 as an instructor for the Penetration Testing with Kali (PWK) course -- a role he still enjoys. He went on to co-author Metasploit: The Penetration Tester's Guide and Kali Linux: Revealed, and has developed and curated a number of OffSec courses. As the Chief Content and Strategy officer, he currently oversees the open source Kali Linux development project and participates with OffSec's Penetration Testing Team.

As Chief Student and Customer Success Officer, Jeff is responsible for creating and delivering world-class student experiences. He brings over 20 years’ experience in professional services, business transformation, growth strategy and customer success. Jeff joins OffSec after holding customer success, sales leadership, and operational roles at fast-growing companies, including HackerOne and Medallia. He is passionate about growing and serving mission-driven technology businesses, designing and delivering exceptional customer experiences, and building high-performing teams. Jeff is a graduate of Wake Forest University, and has worked at McKinsey & Co.

As Vice President of Content, Kirk is responsible for all content and learning experiences for our OffSec learners. From certifications, courses, modules, labs, interactive experiences, short-form content, and more, Kirk uses his 25 years of designing and developing learning products and building comprehensive learning organizations to provide engaging and meaningful outcomes for individual and enterprise learners. He has led content development organizations from McGraw-Hill to ABC-Clio, lynda.com and Coupa to Udacity and is passionate about finding new solutions to increase the learning success of his customers.

As the Vice President of Engineering and Product, George is responsible for developing product strategy and product roadmap to support the company vision and strategy; implementing product roadmaps, practicing technical industry best practices, developing quality codes, and delivering against key metrics. George has over 20+ years of experience in engineering with prior experiences at lynda.com and LinkedIn. George has a BS degree in applied Mathematics from UCLA.

As General Counsel, Donyelle oversees OffSec's global legal affairs. She is a member of OffSec's leadership team. Donyelle began her 20+ year career at Pillsbury Winthrop in San Francisco, and has held legal positions at Macromedia, MySQL, Sun Microsystems, and NetSuite. Donyelle holds a bachelor's degree in Law & Economics from Mills College, and a JD from U.C. Hastings, where she was an editor of the Hastings Law Journal.