Jennifer Cox - Security Engineering Manager at Tenable. Jennifer Cox is a Security Engineering Manager at Tenable, a global leader in Vulnerability Management. After studying Theatre Studies and Media Production, she began working in an admin role at a tech company based in Ireland. Here, she started to learn the various tools of the trade and skillsets that enabled her to progress to a tech support role handling retail, payroll, and accounting software. After working there for 11 years, Jennifer sought a n