Conduct advanced vulnerability research, reverse engineering, threat analysis, and exploit development across application, mobile, operating-system, and cloud platforms. The role requires at least five years of offensive-security experience or a strong published research track record.
120k – 150k/yrRemote5+ YOESecurity Engineering
Cobalt Core Pentester - US Remote-Only
Cobalt.ioUnited States
Conduct manual penetration testing on web apps, APIs, networks, and iOS/Android mobile apps as part of a pentest team. Document findings, validate vulnerabilities, and focus on OWASP Top 10 for US-resident freelancers.
Salary not listedRemoteSecurity Engineering
Cobalt Core Pentester
Cobalt.ioUnited States
Performs manual penetration testing on web apps, APIs, networks, and iOS/Android mobile apps as part of a pentest team. Documents findings, validates vulnerabilities, and targets OWASP Top 10; not entry-level, freelance part-time role.
Salary not listedRemoteSecurity Engineering
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Senior Security Researcher
Cobalt.ioUnited States
Conduct advanced vulnerability research, reverse engineering, threat analysis, and exploit development across application, mobile, operating-system, and cloud platforms. The role requires at least five years of offensive-security experience or a strong published research track record.
120k – 150k/yrRemote5+ YOESecurity Engineering
Cobalt Core Pentester - US Remote-Only
Cobalt.ioUnited States
Conduct manual penetration testing on web apps, APIs, networks, and iOS/Android mobile apps as part of a pentest team. Document findings, validate vulnerabilities, and focus on OWASP Top 10 for US-resident freelancers.
Salary not listedRemoteSecurity Engineering
Cobalt Core Pentester
Cobalt.ioUnited States
Performs manual penetration testing on web apps, APIs, networks, and iOS/Android mobile apps as part of a pentest team. Documents findings, validates vulnerabilities, and targets OWASP Top 10; not entry-level, freelance part-time role.