Remote Penetration Tester: AD & Enterprise Security Expert

Openkrill; United States; Remote; USD 90,000 - 130,000; Full time

Job summary

CyberOne is a pure-play Microsoft security partner dedicated to helping enterprises realise the full value of the Microsoft Security portfolio. We are seeking a Penetration Tester to conduct comprehensive assessments of enterprise networks, systems, and Active Directory environments from a remote, full-time location.

You will perform both manual and automated testing, document findings with remediation guidance, and present results to stakeholders.

Qualifications

• Proven experience conducting penetration tests across enterprise networks and infrastructure.
• Strong knowledge of Windows environments and Active Directory security.
• Experience identifying and exploiting Active Directory vulnerabilities and attack paths.
• Familiarity with vulnerability assessment methodologies including OWASP, NIST, and PTES.
• Excellent technical documentation and report-writing skills.
• Strong analytical, troubleshooting, and problem-solving abilities.

Responsibilities

• Conduct penetration testing engagements against enterprise networks, systems, and applications.
• Perform manual and automated security assessments to identify vulnerabilities.
• Assess and exploit Active Directory environments, including misconfigurations and privilege escalation.
• Execute network and system exploitation activities to validate weaknesses.
• Develop detailed technical reports with attack paths, findings, business impact, and remediation recommendations.
• Present technical findings to both technical and non-technical stakeholders.
• Work closely with internal teams and clients to support remediation efforts and provide security best-practice guidance.
• Stay up to date with emerging threats, attack techniques, exploitation methodologies, and security technologies.

Skills

Penetration testing

Active Directory security

Windows environments

Privilege escalation

Lateral movement

Network protocols

Security reporting

Analytical thinking

Troubleshooting

Tools

BloodHound

Mimikatz

CrackMapExec

Impacket

Nmap

Burp Suite

Metasploit

Responder

Job description

CyberOne is a pure-play Microsoft security partner dedicated to helping enterprises realise the full value of the Microsoft Security portfolio. We are seeking a Penetration Tester to conduct comprehensive assessments of enterprise networks, systems, and Active Directory environments from a remote, full-time location.

You will perform both manual and automated testing, document findings with remediation guidance, and present results to stakeholders.