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9 penetration testing intern jobs at 7 companies in United States

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Penetration Tester
United States
RemoteFull Time
A-LIGN
A-LIGN: Private cybersecurity compliance firm serving organizations with audits, assessments, and compliance advisory services.
2+ YOEPerform internal, external, wireless, web app, and social engineering penetration tests; run vulnerability scans; write client reports; use Kali Linux command line and Bash; reimage devices; familiarity with text editors, Nmap, SSH.
Kali Linux, Bash, Nano, Vi, Nmap, SSH
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1mo
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Internal Network Penetration Tester
San Bernardino or Colton or Redlands or Rialto or Fontana or Ontario or Rancho Cucamonga or Montclair or Victorville or Hesperia or Apple Valley or Adelanto or Barstow or Needles or Big Bear Lake or Yucca Valley
FieldContract
Xtreme Solutions
Xtreme Solutions: Woman-owned, service-disabled-veteran-owned IT and cybersecurity contractor serving government and commercial clients.
4+ YOE4+ years internal/network penetration testing experience including Microsoft Active Directory attack paths; experience with internal recon/lateral movement tools; comfortable working onsite at client facilities; OSCP/GPEN preferred; HIPAA/government experience preferred.
BloodHound, Responder, Microsoft Active Directory
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2mo
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Senior Security Consultant (Web Application Penetration Tester)
Minneapolis, Minnesota, United States
RemoteFull Time
NetSPI
NetSPI: Privately held cybersecurity provider delivering human-led penetration testing, attack surface management, and breach simulation to businesses.
3+ YOEBachelor's in IT/CS/Engineering/Math or equivalent, 3+ years penetration testing experience, familiarity with offensive tools (Kali, Burp, Metasploit, Nessus), OWASP Top 10 and MITRE ATT&CK, OS internals, mentoring experience, willingness to travel 5-10%.
Kali Linux, Burp Suite, Metasploit, Nessus, OWASP Top 10, MITRE ATT&CK, Windows, Linux, macOS, Ruby, Python, Perl, C, C++, Java, C#
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2mo
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Senior Security Consultant (Web Application Penetration Tester)
Minneapolis or United States
RemoteFull Time
NetSPI
NetSPI: Privately held cybersecurity provider delivering human-led penetration testing, attack surface management, and breach simulation to businesses.
3+ YOEBachelor's in IT/CS/Engineering/Math or equivalent; 3+ years penetration testing experience; familiarity with Kali Linux, Burp Suite, Metasploit, Nessus; strong knowledge of OWASP Top 10 and MITRE ATT&CK; OS internals; mentoring and QA experience; willingness to travel 5-10%.
Kali Linux, Burp Suite, Metasploit, Nessus, OWASP Top 10, MITRE ATT&CK, Windows, Linux, MacOS, Ruby, Python, Perl, C, C++, Java, C#
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2w
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Hacker Intern 2027
Austin, Texas, United States
$52k-$95k/yr OnsiteInternship, Contract
IBM Security
IBM Security: IBM Security is IBM’s cybersecurity business unit providing enterprise security software, consulting, managed services, and threat intelligence.
Currently pursuing a university degree with strong academic achievement; experience with Microsoft Office Products; networking, application, or other penetration testing knowledge preferred; must work onsite in Austin without sponsorship.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint
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Cyber Researcher, Attack Emulation (Senior / Principal)
Burlington or Golden or Israel
$180k-$220k/yr RemoteFull Time
Pentera
Pentera: Private cybersecurity software helping enterprise security teams validate defenses and reduce cyber exposure.
5+ YOE5+ years security research/penetration testing, 3+ years Python, strong Windows/Linux internals, reverse engineering, cloud (AWS/Azure), and proficiency with security tools (Metasploit, Nmap, Burp).
Python, Metasploit, Impacket, Nmap, Burp, IDA, Ghidra, WinDBG, Radare2, Windows, Linux, AWS, Azure
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2mo
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Product Security Engineer
San Carlos, California, United States
$138k-$250k/yr OnsiteFull Time
1X Technologies
1X Technologies: Private AI and robotics developing humanoid home robots for household assistance.
5+ YOE5+ years in product/offensive security; strong Linux internals, penetration testing, cryptography/PKI, cloud/CI/CD security; proficiency in C/C++, Rust, Go or Python; bachelor’s in CS/InfoSec/Engineering or equivalent.
C, C++, Rust, Go, Python, Linux, OP-TEE, fTPM, AWS, GCP, Azure, Kubernetes, CI/CD, HSM, Thales, Utimaco, AWS CloudHSM, ACME, SCEP, NVIDIA Jetson, SBOM, PKI
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Senior Red Team Engineer III
Ambler, Pennsylvania, United States
HybridFull Time
Berkadia Commercial Mortgage LLC
Berkadia Commercial Mortgage LLC: A commercial mortgage and real estate finance providing mortgage banking services.
4+ YOEBachelor's degree and 4 years conducting end-to-end internal penetration tests using Metasploit, BurpSuite, Kali Linux, and Nmap; 2 years each with AWS/Azure + Terraform, Python/Bash in Agile, Docker/Kubernetes, and TCP/IP networking/WAF.
Metasploit, BurpSuite, Kali Linux, Nmap, AWS, Azure, Terraform, Python, Bash, Docker, Kubernetes, WAF, TCP/IP
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2mo
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Cyber Researcher, Attack Emulation (Senior / Principal)
Denver or Golden or Colorado or Israel
$180k-$220k/yr RemoteFull Time
Pentera
Pentera: Private cybersecurity software helping enterprise security teams validate defenses and reduce cyber exposure.
5+ YOE5+ years in security research or penetration testing, strong Windows internals and networking, 3+ years Python development, experience with Metasploit/Impacket/Nmap/Burp, reverse engineering (IDA/Ghidra/WinDbg/Radare2), cloud (AWS/Azure), and applied AI/ML concepts.
Python, Metasploit, Impacket, Nmap, Burp, IDA, Ghidra, WinDbg, Radare2, AWS, Azure, Windows, Linux
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