Senior Penetration Tester - Web Apps and Network Security

NikSoft Systems Corporation; United States; On-site; USD 120,000 - 170,000; Full time

Job summary

NikSoft Systems Corporation is seeking an experienced Penetration Tester to join our cybersecurity team. You will conduct penetration testing across networks, applications, and infrastructure, using both automated tools and manual techniques.

You will document results, present findings to stakeholders, and provide actionable recommendations. The role requires strong writing and communication skills, plus hands-on experience with red team exercises and PCI-DSS compliance.

Qualifications

• Bachelor’s in Computer Science or related IT field.
• 7+ years’ experience in software development, cybersecurity, and testing.
• Expertise in web application, API, and network testing.
• Proficient with Burp Suite Pro, Kali Linux, Metasploit Pro, Cobalt Strike, and scripting (Python/PowerShell).
• Experience with Red Team and Purple Team engagements, phishing, and PCI-DSS compliance.
• Strong technical writing and communication skills.
• Familiarity with OWASP ASVS and MITRE ATT&CK.
• Penetration testing certification preferred (e.g., OSCP, GPEN, GWAPT, GXPN).

Responsibilities

• Conduct penetration testing using automated tools and manual techniques across networks, applications, and infrastructure.
• Document results, present findings, and provide actionable recommendations to stakeholders.
• Perform in-depth security assessments, including exploitation and risk analysis.
• Test web apps, APIs, operating systems, databases, and network devices.
• Evaluate and recommend security tools to enhance testing capabilities.

Skills

Penetration testing

Web app testing

Network testing

Security assessment

Red Team

Purple Team

Threat modeling

Security reporting

OWASP ASVS

MITRE ATT&CK

PCI-DSS

Education

Bachelor’s in Computer Science or related IT field

Tools

Burp Suite Pro

Kali Linux

Metasploit Pro

Cobalt Strike

Python

PowerShell

Job description

NikSoft Systems Corporation is seeking an experienced Penetration Tester to join our cybersecurity team. You will conduct penetration testing across networks, applications, and infrastructure, using both automated tools and manual techniques.

You will document results, present findings to stakeholders, and provide actionable recommendations. The role requires strong writing and communication skills, plus hands-on experience with red team exercises and PCI-DSS compliance.