Senior Mainframe Security Penetration Tester

NetSPI; United States; On-site; USD 120,000 - 180,000; Full time

Job summary

NetSPI is seeking a Senior Security Consultant (Penetration Tester) focusing on Mainframe testing to perform thorough security assessments, identify vulnerabilities, and deliver actionable reports to clients. You will collaborate with customers to craft remediation strategies and help strengthen overall security postures.

Responsibilities include conducting network, app, and z/OS-based tests, delivering reports, and contributing to the ongoing development of NetSPI services.

Qualifications

• Bachelor’s degree or higher in IT, Computer Science, Engineering or Math, or equivalent experience.
• 3–5 years of penetration testing experience across network, web, or mainframe environments.
• Experience with offensive toolkits used for network and application penetration testing.
• Strong verbal and written communication skills.
• Knowledge of z/OS fundamentals including, but not limited to: TSO, JCL, JES2, USS, Networking and at least one ESM (RACF, ACF2, Top Secret).

Responsibilities

• Perform network, app, platform, CICS, IMS, Db2 and other z/OS-based penetration tests.
• Create and deliver penetration test reports to clients
• Collaborate with clients to create remediation strategies that will help improve their security posture
• Research and develop innovative techniques, tools, and methodologies for penetration testing services
• Participate in the ongoing development/enhancement of NetSPI services and processes, in addition to thought leadership (via blogs, presentations, white papers, webinars, podcast, vlogs and tweets)
• Provide pre-sales support by assisting with scoping prospective engagements
• Act as a resource for internal team members as it relates to in-depth technical questions or best practices
• Responsible for QA activities in assigned service lines
• Other duties as assigned

Skills

Strong communication skills

Education

Bachelor’s degree or higher in IT/CS/Engineering/Math or equivalent

Job description

NetSPI is seeking a Senior Security Consultant (Penetration Tester) focusing on Mainframe testing to perform thorough security assessments, identify vulnerabilities, and deliver actionable reports to clients. You will collaborate with customers to craft remediation strategies and help strengthen overall security postures.

Responsibilities include conducting network, app, and z/OS-based tests, delivering reports, and contributing to the ongoing development of NetSPI services.