2mo
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Security Detection Engineer
Boston, Massachusetts, United States
$130k-$170k/yr HybridFull Time
4+ YOE4+ years in information security with focus on detection engineering, threat detection, or security operations; experience writing/tuning detections across cloud, identity, endpoint, or applications; strong scripting; familiar with detection tools (YARA, SIGMA, Suricata).
YARA, SIGMA, Suricata, Python, Go, PowerShell
1mo
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Senior Threat Hunter - Boston
Boston, Massachusetts, United States
$145k-$193k/yr OnsiteFull Time
8+ YOE8+ years in security operations, incident response, detection engineering, red teaming, or cyber threat intelligence; experience with threat hunting in enterprise; strong log analysis (Splunk, Python, SQL, Hadoop); ability to communicate risk; able to work onsite in Boston.
Splunk, Python, Pandas, SQL, Hadoop, Hue
2w
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Senior Research Engineer, Threat Intelligence
Boston, Massachusetts, United States
$140k-$150k/yr RemoteFull Time
5+ YOE5+ years engineering experience in threat intelligence, security research, or detection engineering; production experience with threat intel data; proficiency with Python, TypeScript/Node, cloud and CI/CD; knowledge of STIX/TAXII, YARA, Sigma, and applied language-model workflows.
Python, TypeScript, Node, STIX 2.1, TAXII 2.1, MISP, MITRE ATT&CK, YARA, Sigma, STIX Patterning, AWS, CI/CD, SQL, regex, Splunk, Kinesis, NetFlow, Golang, CEL, OPA, OpenCTI, FAIR
3w
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SOC Engineer Level 1 - Threat Intelligence
Nashua or California or Hawaii or Alaska
$80k-$95k/yr HybridFull Time
2+ YOE2+ years implementing controls in hybrid cloud (including Azure), 2+ years correlating threat intelligence, 1+ year threat hunting with KQL/CQL/SPL, detection engineering, EASM, incident response, OSINT/scripting, and relevant cybersecurity certifications (AZ-500, CEH, CySA+).
Microsoft Defender, Microsoft Sentinel, WAF, EDR, SIEM, KQL, CQL, SPL, Azure, MITRE ATT&CK
1w
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Senior Director Cyber Operations & Threat Intelligence
Allentown or Louisville or Providence
HybridFull Time
20+ YOEBachelor's in CS/IT/Cybersecurity required; 20+ years cybersecurity experience with senior leadership; proven SOC, incident response, detection engineering, and team leadership; familiarity with NIST CSF, NERC CIP, and Agile.
SIEM, XDR, SOAR, MCP
3w
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Sr. Cybersecurity Engineer
Boston, Massachusetts, United States
$115k-$161k/yr OnsiteFull Time
8+ YOEBachelor's degree or equivalent experience, 8+ years cybersecurity engineering experience, expertise in security engineering, detection/response, IAM, cloud security; incident response, threat hunting, and strong communication skills.
SIEM, XDR, AWS, Azure, Microsoft 365, Cloud Security Posture Management (CSPM), IAM, PAM, DLP, Python, PowerShell, MITRE ATT&CK, NIST CSF
1mo
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Principal Security Engineer - AI
Boston, Massachusetts, United States
HybridFull Time
Seven AI: Provides autonomous AI agents for enterprise security operations.
15+ YOE15+ years in cybersecurity; experience in SOC/Blue Team, detection engineering, threat hunting, incident response; SOAR; Python; customer-facing; cloud and networking.
Python, SOAR, Security Automation
1mo
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Product Security Engineer
Andover, Massachusetts, United States
$100k-$125k/yr OnsiteFull Time
3+ YOEOperate a SOC for Azure environments: monitor, detect, investigate, and respond to threats; perform forensic investigations; develop detections and automation; experience with Azure GovCloud/GCC High, SIEM, Python/PowerShell, and relevant Azure security certifications.
Azure, Azure GovCloud, GCC High, SIEM, Python, PowerShell, Managed Detection and Response (MDR), AI/ML, LLM, Aras SaaS
4w
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Director, Cyber Defense Principal Engineer
Cambridge or United States
$200k-$270k/yr HybridFull Time
10+ YOE10+ years in cyber defense disciplines; strong Python and Go skills; experience with SIEM/SOAR, EDR/XDR, detection engineering, threat hunting, incident response, vulnerability management, MITRE ATT&CK, and applying AI/ML to security.
Python, Go, SIEM/SOAR, EDR/XDR, MITRE ATT&CK, AI/ML
1w
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OT Security Response Engineer
Cambridge or United States
$146k-$234k/yr HybridFull Time
6+ YOEBachelor's/Master's in CS or related, 6+ years in cybersecurity/IT with incident response/threat detection experience; hands-on Splunk, Defender, CrowdStrike; OT/ICS knowledge and cloud security familiarity.
Splunk SIEM, Splunk Enterprise Security (ES), Nozomi, CrowdStrike Falcon, Microsoft Defender, AWS, Azure, GCP, MITRE ATT&CK, NIST, CIS
3w
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Senior Adversary Pursuit Engineer
Atlanta or Boston or Chicago or Denver or Los Angeles or New York City or San Francisco or Austin or United States
$140k-$175k/yr RemoteFull Time
5+ YOE5+ years cybersecurity experience (≥3 years DFIR/threat hunting), DFIR on diverse environments including Android IoT, cloud (AWS/GCP/Azure), SIEM/EDR expertise, detection engineering (Splunk SPL, YARA, Sigma), automation (Torq, Tines), MITRE ATT&CK mapping, and mentoring skills.
AWS, GCP, Azure, Android, SIEM, EDR, Torq, Tines, LLMs, Splunk SPL, YARA, Sigma, MITRE ATT&CK
1w
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Security Analyst
Boston, Massachusetts, United States
HybridFull Time
1+ YOE1+ year cybersecurity experience (cloud/container environments preferred); detection engineering, incident response, or threat analysis knowledge; familiarity with Linux, networking, Python/Bash, cloud platforms and containers; strong communication skills.
Linux, Python, Bash, Docker, Kubernetes, AWS, GCP, Azure, eBPF
1w
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Purple Team Exercise Coordinator
Boston or Kilkenny
OnsiteFull Time
5+ YOE5+ years in cyber security disciplines with Purple Team, red/blue teaming, threat hunting or detection engineering; strong MITRE ATT&CK knowledge; project coordination and stakeholder management; bachelor’s in related field preferred; industry certs such as OSCP/GCFA/etc preferred.
MITRE ATT&CK, EDR, SIEM, Artificial Intelligence (AI), attack simulation