1mo
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Senior Offensive Security Engineer (Red Team)
California or Maryland or Virginia or Herndon
$149k-$224k/yr RemoteFull Time
Deep hands-on offensive security/red team experience executing complex engagements, manual exploitation and attack chaining, identity and cloud abuse, custom scripting/tooling, and strong communication with engineering and response teams.
6d
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Offensive Security Agent Engineer
New York City or Seattle or Washington or San Francisco or United States
$347k-$490k/yr RemoteFull Time
Staff/principal-level offensive security expertise, domain knowledge in cloud/Kubernetes/web/Linux/macOS, experience building production software and agent systems, strong judgment and communication.
Kubernetes, Linux, macOS
1w
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Offensive Security Engineer, Technical Lead (In Office or Remote)
McLean or United States
$150k-$224k/yr HybridFull Time
8+ YOE8+ years offensive security experience, red team assessments, automation and tooling development, vulnerability exploitation and remediation, expertise in web/cloud/AI domains.
4w
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Lead, Offensive Security
Louisville or New York City or Dallas or Charlotte or Tampa or Miami or Washington or Chicago or Boston or Atlanta or Nashville
$142k-$196k/yr RemoteFull Time
6+ YOE6+ Mgmt6+ years in red team/penetration testing with leadership experience; production Python engineering; built or operated agentic AI/LLM applications; experience attacking AI/ML systems; production cloud experience (AWS, GCP, or Azure).
Python, PyRIT, Garak, MITRE ATLAS, OWASP Top 10 for LLM Applications, NIST AI Risk Management Framework, AWS, GCP, Azure, Hack The Box Pro Labs
1mo
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Sr. Staff Security Engineer – AI, VMR, Offensive Security
Bethesda or Palo Alto or Dallas or Seattle
$120k-$260k/yr OnsiteFull Time
10+ YOE10+ years in security engineering with deep vulnerability management and offensive security experience; hands-on cloud (AWS/Azure/GCP), programming (Python, Go, Java), NIST CSF, compliance (PCI, SOX, NYDFS), and strong leadership and communication skills.
AWS, Azure, GCP, Python, Go, Java, NIST CSF, SIEM, SOAR, CI/CD, CMDB, AI
3mo
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Manager, Offensive Security: Purple Team
McLean or Plano or Richmond
HybridFull Time
4+ YOE4+ years information security; 3+ years threat hunting or detection engineering in cloud/hybrid; 2+ years analyzing EDR and bypass techniques; High School Diploma; relevant certifications listed.
Databricks, Spark, EDR, Log Analysis, Threat Hunting, Incident Response, Forensics, Scripting, Python, PowerShell
2mo
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Senior Security Engineer
McLean, Virginia, United States
OnsiteFull Time
6+ YOE6+ years security engineering; offensive security; cloud AWS; tooling for security testing (Python/Go); web app vulnerability analysis; threat modeling; translate findings to engineering.
Python, Go, AWS, ECS, EC2, RDS, S3, IAM
1mo
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Web Developer Security Engineer
Washington, District of Columbia, United States
HybridFull Time
3+ YOE3+ years in application security/SSDLC, strong OWASP knowledge, vulnerability lifecycle management, DevSecOps/CI-CD integration, WAF and FIM experience, Tier II security operations, relevant application/offensive/foundational security certification.
C#, ASP.NET MVC, WCF, HTML5, CSS3, JavaScript, React, TypeScript, REST APIs, SQL, Python, Node.js, Java, GitHub Copilot, WAF, File Integrity Monitoring (FIM), SIEM, IDS/IPS, NDR, EDR, AWS, Docker, Kubernetes
1mo
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Staff Application Security Engineer
Washington, District of Columbia, United States
$150k-$173k/yr OnsiteFull Time
4+ YOE4+ years in application/product/software security; experience with secure SDLC tooling (GitHub Advanced Security, CodeQL, Dependabot, SAST/SCA/DAST), familiarity with AWS security, ability to read code (Python, TypeScript, Go, Java, C#, C++), strong communication and offensive-security mindset.
GitHub, GitHub Advanced Security, CodeQL, Dependabot, SAST, SCA, DAST, Palantir Foundry, AWS, IAM, CI/CD, Python, TypeScript, Go, Java, C#, C++, OWASP ASVS, OWASP Top 10, OWASP API Security Top 10, NIST CSF, NIST 800-53, SOC 2, IEC 62443, NERC CIP
3w
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Lead Penetration Test Engineer
Boston or Chicago or Dallas or Houston or Englewood or Raleigh or Princeton or New York or Southfield or Washington or Toronto or Calgary or Boulder
$135k-$200k/yr HybridFull Time
8+ YOEBachelor's degree or equivalent, minimum 8 years information security experience focused on penetration testing, expertise with offensive techniques, cloud/app security, scripting, and at least one offensive security certification.
Burp Suite, Nessus, Metasploit, Nmap, DAST, SAST, SCA, CI/CD, Bash, Python, Go, PowerShell, JavaScript, MITRE ATT&CK, OWASP Top 10, CVE, CVSS, CWE
3mo
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Android CNO Software Developer
Annapolis Junction, Maryland, United States
$87k-$198k/yr HybridFull Time
3+ YOE3+ years Android offensive software development; Java on Android; Android NDK C; offensive security concepts; reverse engineering tools; build systems; Docker, Python; HS diploma.
Java, Android, Android NDK, C, IDA Pro, Ghidra, Frida, Jadx, ndk-build, Make, CMake, Gradle, GitHub Enterprise CI/CD, Docker, Python
3mo
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Android CNO Software Developer
Annapolis Junction, Maryland, United States
$87k-$198k/yr HybridFull Time
3+ YOE3+ years Android offensive software development; Java on Android; NDK C on Android; offensive security concepts; reverse engineering tools; build systems; Docker; Python; HS diploma or GED.
Java, Android NDK, JNI, ID A Pro, Ghidra, Frida, Jadx, ndk-build, Make, CMake, Gradle, GitHub Enterprise CI/CD, Docker, Python
1mo
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Vulnerability Research Engineer
Kyiv or Washington or Tel Aviv or London
RemoteFull Time
2+ YOE2+ years in vulnerability research/offensive security or low-level systems engineering; reverse engineering, binary analysis, fuzzing, exploit development experience; strong OS internals and debugging skills; ability to ship production tools.
1mo
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Sr Cybersecurity Engineer
Reston, Virginia, United States
$160k-$239k/yr HybridFull Time
8+ YOE8+ years in incident response, intelligence, vulnerability assessment, security engineering or operations; experience with AI-based offensive tools; proficiency in Python/Java/Kotlin/Scala/JavaScript; threat hunting, detection development, and incident response skills.
Splunk, Spark, Python, Java, Kotlin, Scala, JavaScript
5d
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Principal Red Team Engineer
Ashburn or Irving or Cary or Basking Ridge
$121k-$231k/yr HybridFull Time
6+ YOEBachelor's or equivalent experience, 6+ years in offensive security or software development, expertise in exploit development, Linux internals, network protocols, and mentoring skills.
Python, C, C++, Rust, Go, Assembly, Ghidra, IDA Pro, Binary Ninja, Kubernetes, Docker, VMware ESXi, Proxmox, Large Language Models (LLMs)
2w
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Penetration Testing Engineer, Senior — Army (TS/SCI)
Arlington, Virginia, United States
OnsiteFull Time
5+ YOEActive TS/SCI clearance, GPEN or OSCP, 5+ years penetration testing/offensive security experience, exploit development, reverse engineering, Python/Bash/PowerShell skills, strong reporting and communication, U.S. citizenship required.
Metasploit, Burp Suite, Nmap, Wireshark, Empire, Cobalt Strike, Kali, Parrot, Python, Bash, PowerShell, C, C++, assembly, AWS, Azure
3w
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Lead Penetration Test Engineer
Princeton or Boston or Chicago or Dallas or Houston or Englewood or Raleigh or New York or Southfield or Washington or Toronto or Calgary
$135k-$200k/yr HybridFull Time
8+ YOEBachelor's or equivalent, 8+ years in information security with penetration testing focus; hands-on with Burp Suite, Nessus, Metasploit, Nmap; scripting (Bash, Python, Go, PowerShell, JavaScript); offensive cert (OSCP or similar).
Burp Suite, Nessus, Metasploit, Nmap, MITRE ATT&CK, OWASP Top 10, DAST, SAST, SCA, CVE, CVSS, CWE, Bash, Python, Go, PowerShell, JavaScript, CI/CD
2mo
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iOS Vulnerability Researcher
Arlington, Virginia, United States
RemoteFull Time
Experience in vulnerability research, offensive security, and reverse engineering on Apple platforms; proficient in Python and Rust; able to reverse engineer ARM64 and use IDA, Binary Ninja, Frida.
Python, Rust, C, Swift, C++, Objective-C, IDA, Binary Ninja, Frida
1w
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Technical Targeting Analyst
McLean, Virginia, United States
$135k-$216k/yr OnsiteFull Time
8+ YOEActive TS/SCI with polygraph, 6–8+ years technical experience (analysis, network engineering/security, offensive ops, collection, reverse engineering, exploitation), experience with collection/dissemination systems, strong writing and communication.
1w
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Technical Targeting Analyst
McLean, Virginia, United States
$135k-$216k/yr OnsiteFull Time
8+ YOEActive TS/SCI with polygraph; bachelor\u0002s in technical field (or equivalent); 6+ years technical experience across analysis, network/security, offensive ops, reverse engineering, or exploitation; 3+ years with collection/dissemination systems.