Security Threat Detection

Security Threat Detection Engineer Jobs

6 jobs found

7d ago

Data Security Engineer (Tuning)

Deloitte Colorado Springs, CO

Colorado Springs, CO

7d ago

$96k - $159k/yr Full time Cloud Platforms Cybersecurity Data Data

Apply Now

Job Description

Own and optimize end-to-end security telemetry pipelines and tuned detection logic across enterprise and cloud environments.

Responsibilities

Own end-to-end security telemetry pipelines that support network traffic monitoring, threat hunting, custom detection engineering, and adversary detection
Work backward from detection objectives to define data sources, collection methods, telemetry fields, retention, and data-quality controls to improve detection coverage
Architect, build, and maintain telemetry pipelines for network, endpoint, identity, cloud, application, OT, and security-infrastructure data and deploy it into centralized and distributed detection solutions
Ingest and operationalize telemetry sources including NetFlow, packet capture (PCAP), VPC flow logs, firewall and proxy logs, and DNS records
Define telemetry needs for network monitoring, threat hunting, incident response, and custom detection engineering by mapping detection goals to underlying data sources
Assess visibility gaps across on-premises, cloud, remote, and segmented environments
Normalize, enrich, parse, validate, and maintain telemetry using OCSF or CIM standards so data is queryable and available for correlation
Troubleshoot ingestion and detection pipeline issues including parsing, latency, retention, field coverage, and data-quality across SIEM, data lake, analytics, and detection platforms
Design, write, deploy, and tune high-fidelity detection logic using SQL, Sigma, YARA-L, or Python for network-based techniques such as command-and-control beaconing, data exfiltration, and lateral movement
Reduce false positives while maintaining detection signal and support custom detection development through data discovery, enrichment, normalization, validation, and behavioral/tradecraft-based detection
Partner with network engineering and stakeholders to evaluate sensors and telemetry sources including NetFlow/IPFIX, DNS and proxy telemetry, firewall logs, IDS/IPS, PCAP, Zeek, network metadata, and NDR platforms
Create telemetry health metrics, dashboards, and automated checks for missing, delayed, or malformed data and optimize for performance, scalability, reliability, and cost

Requirements

Associate degree and 6+ years in data engineering, data integration, security engineering, or security operations; or bachelor's degree and 3+ years in the same areas
Active TS/SCI or SCI eligibility is required
3+ years conducting data investigations and using scripting languages for data engineering workflows
+ years of experience using SQL and Python to transform, validate, or analyze data
Experience using MITRE ATT&CK for security log design
Experience configuring or tuning data ingestion, parsing, normalization, or enrichment for security data
Experience using a SIEM, log management platform, or security data lake
Ability to travel 10%, on average
Must be legally authorized to work in the United States without employer sponsorship, now or in the future

Technologies

Structured Query Language (SQL)
Python
Sigma
YARA-L
OCSF (Open Cybersecurity Schema Framework)
CIM (Common Information Model)
MITRE ATT&CK
NetFlow
PCAP (packet capture)
VPC flow logs
DNS
IPFIX (Internet Protocol Flow Information Export)
IDS/IPS (intrusion detection and prevention systems)
Zeek
NDR (network detection and response)
SIEM (security information and event management)
CI/CD
AWS, Microsoft Azure, GCP

Team

Deloitte’s Government & Public Services (GPS) practice serves federal, state, & local government clients and public higher education institutions
Enterprise Security embeds security in digital transformation by securing a client’s technical backbone while enabling secure digital transformation
Includes security architecture, secure development and deployment, end-to-end cyber cloud capabilities, application security, and security for emerging technologies and connected products
Project Delivery Talent Model ties employment to a role on a project

Preferred

Cyber threat hunting
Experience with cloud data or security services in AWS, Azure, or GCP
Experience with version-control and CI/CD tooling to deploy engineering changes

Logistics and Compensation

Location: Colorado Springs, CO (onsite)
Salary (Colorado estimate): $95,600 to $159,300 per year
Recruiting end date: 11/30/2026

View full job page →

11d ago

Lead Cybersecurity Detection Engineer

Cox Automotive Atlanta, GA

Atlanta, GA

11d ago

Full time Agent Ai Security Analytics

Apply Now

Job Description

Lead Cox Automotive’s Detection Engineering efforts by designing, building, and continuously improving enterprise and customer security detections, including AI-driven capabilities.

Responsibilities

Act as a senior technical lead for detection engineering, creating and maintaining detective solutions that protect Cox Automotive internal systems and domestic and international businesses
Support execution of the Detection Engineering strategy, roadmap, and objectives
Architect and deploy agentic AI systems to autonomously detect, analyze, and respond to security threats across enterprise infrastructure
Design multi-agent frameworks for threat hunting, incident investigation, and attack pattern recognition
Build self-improving detection systems that learn from investigations and enhance detection rules and playbooks automatically
Design and implement advanced threat detection techniques using SIEM, EDR, and SOAR platforms
Develop custom detection rules, automated remediation playbooks, and alerts aligned to Cox Automotive’s enterprise and customer threat landscape
Use MITRE/ATLAS frameworks to assess detection coverage and identify and close gaps
Continuously monitor, optimize, and improve detection systems for performance, scalability, and effectiveness
Partner with the Threat Detection and Response team to improve identification, management, and response capabilities efficiently and effectively
Validate detection use cases through attack simulation testing
Collaborate with Vulnerability Management to conduct purple teaming exercises
In collaboration with Cyber Defense Engineering, manage and maintain SIEM/Data Lake data management and log ingestion infrastructure
Evaluate, validate, tune, and sunset detections as needed
Maintain operational guidelines, diagrams, and documentation for security detection and response
Provide off-hour support when required for security administration, detection, and response activities
Work with Incident Response to enable rapid detection and containment
Build threat detection logic during incident response to accelerate threat identification and containment
Improve detection and response processes based on lessons learned from incidents
Leverage threat intelligence to strengthen detection capabilities and proactively mitigate risks
Identify and analyze new and emerging threat vectors and integrate them into detection strategies
Coordinate with Cybersecurity, Engineering, and Product teams to ensure successful deployment of detection and response solutions
Collaborate with Product teams to design and implement customer-focused detection and response solutions
Communicate detection capabilities, findings, and technical recommendations to technical and non-technical stakeholders, escalating to leadership as needed
Design and implement processes that align with regulatory requirements and industry standards (e.g., GDPR, PCI-DSS, NIST)
Document detection use cases, processes, and configurations

Requirements

Bachelor’s degree in Computer Science or related discipline plus 6+ years of industry related professional experience
Multi-cloud security experience with AWS, Azure, and GCP
Experience with AI/ML frameworks and prompt engineering for security applications
Expert level knowledge of Detection Engineering
Strong experience in information security, network security, security monitoring, and Incident Response
Strong experience developing SIEM/SOAR detection and automation use cases
Working knowledge of security technologies and services including threat intelligence, firewalls, SASE, IPS, endpoint security, DLP, SIEM/SOAR, and Data Lakes
Expert level knowledge of the attack kill chain and diamond model
3+ years experience in a cyber defense role

Technologies

SIEM, EDR, SOAR
AI/ML, prompt engineering
MITRE, ATLAS, MITRE/ATLAS frameworks
AWS, Azure, GCP
Threat intelligence, firewalls, SASE, IPS
Endpoint security, DLP, Data Lakes

Benefits

Health care insurance (medical, dental, vision)
Retirement planning (401(k))
Paid days off (sick leave, parental leave, flexible vacation/wellness days, and/or PTO)

Preferred Qualifications

OSCP, GSEC, GCIA, GFE, GCFA, CISA, CISSP, CISM, or CIA certification(s)
Dev Ops / Engineering / Network / System Administration experience
Experience developing customer-focused detection and response systems

View full job page →

22d ago

Alert, Detection, and Response Engineer, Associate

Blackstone Group Miami, FL

Miami, FL

22d ago

$110k - $170k/yr Full time Ai Security Cloud Threat Detection Crowdstrike

Apply Now

Job Description

Blackstone’s front-line cyber defense team is seeking an associate incident responder to detect, investigate, and respond to information security incidents across multiple domains.

Responsibilities

Manage an incident queue from intake through investigation, containment, and closure across email, endpoint, identity, network, and cloud
Handle Tier 1 escalations by taking ownership of more complex investigations and bringing in additional responders as scope expands
Investigate incidents in the firm’s SIEM, writing and refining searches to pivot across endpoint, authentication, email, network, and cloud telemetry
Perform endpoint investigation, host containment, and live response in the EDR platform, including process lineage, persistence review, and artifact collection
Investigate email threats end to end (phishing, business email compromise, malicious attachments and links) using header and message trace analysis to identify targeted users and drive mailbox remediation
Investigate cloud and identity compromise, including credential misuse, role and privilege abuse, session hijacking, and multi-factor bypass
Investigate third-party and SaaS provider compromises by coordinating with the provider’s incident response team to confirm containment and determine what Blackstone data was affected
Independently scope exposure by hunting provider indicators across endpoint, email, network, and cloud telemetry; coordinate findings and remediation with legal and compliance, vendor risk, and business owners
Serve as a core incident response team member by scoping intrusions, driving containment and eradication, briefing stakeholders, and escalating using the firm’s severity model
Author and tune detections based on investigation findings, validating logic against historical and live data, moving detections through review into production, and confirming real-world firing without unacceptable noise
Collaborate with agentic AI investigation tooling for first-pass triage and enrichment, evaluate outputs, escalate inaccuracies, and feed corrections back to improve coverage
Help expand detection and response coverage for the firm’s increasing use of AI across a fast-moving attack surface
Turn investigation findings into durable coverage by reducing false positives and building automation to remove repetitive triage, enrichment, and response steps
Mentor Tier 1 analysts on investigation technique through case reviews and hands-on coaching
Document investigations and incidents with audit-ready evidence handling and chain of custody; communicate clearly to technical teams and senior stakeholders
Contribute to threat hunts and purple team exercises using red team activity and threat intelligence to identify gaps
Participate in incident response and SOC on-call rotation (occasional, roughly quarterly) to respond to escalated security incidents

Requirements

2+ years of hands-on experience in security operations, incident response, or a comparable technical security role
Proven ability to run security investigations end to end from alert through root cause and containment in a SOC or IR environment
Hands-on SIEM experience, including writing and troubleshooting queries; experience with a major enterprise SIEM and native query language (Splunk/SPL, Microsoft Sentinel/KQL, or Elastic)
Hands-on EDR experience for endpoint investigation and containment; experience with a leading EDR platform (CrowdStrike, SentinelOne, or Microsoft Defender for Endpoint)
Working knowledge of cloud and identity investigation, including cloud audit logging, IAM, SSO, and identity providers such as Okta or Microsoft Entra ID
Practical understanding of attacker behavior across the intrusion lifecycle, including phishing and business email compromise, credential theft, privilege escalation, lateral movement, persistence, and exfiltration
Familiarity with security tools involved in investigations: email security, endpoint protection, proxies and firewalls, DLP, and vulnerability data
Working knowledge of MITRE ATT&CK and experience mapping observed activity to techniques
Experience scripting in Python and/or PowerShell for enrichment, parsing, and automation of repetitive analysis
Demonstrated hands-on use of AI tooling in real work, including the ability to explain projects in detail and exercise judgment about when outputs cannot be trusted
Clear technical writing to explain incident impact to engineers and non-technical stakeholders
Ability to self-organize, prioritize during time pressure, and remain accurate during live incidents

Technologies

SIEM (Splunk/SPL, Microsoft Sentinel/KQL, Elastic)
EDR (CrowdStrike, SentinelOne, Microsoft Defender for Endpoint)
Okta, Microsoft Entra ID
MITRE ATT&CK
Python, PowerShell
AI tools, agentic AI investigation tooling
Email security, DLP, MFA bypass
SIEM queries, SIEM correlation searches

Benefits

Comprehensive health benefits including medical, dental, vision, and FSA
Paid time off
Life insurance
401(k) plan
Discretionary bonuses
Certain employees may be eligible for equity and other incentive compensation at Blackstone’s sole discretion

Preferred Qualifications

Detection engineering experience authoring or tuning SIEM correlation searches, EDR custom rules, or Sigma content, and validating whether detections work
Detection-as-code experience with Git-based workflows, peer review, and CI validation of detection content
SOAR automation experience (Torq, Splunk SOAR, Tines, or similar)
Digital forensics capability (memory, disk, or network analysis) or hands-on malware triage and sandboxing
Experience with agentic AI or LLM-assisted security tooling and AI security monitoring platforms
Threat hunting experience with hypothesis-driven hunts against endpoint or cloud telemetry
Working knowledge of at least one major cloud platform (AWS, Azure, or GCP), including investigation use of logging, identity, and access services
Experience in financial services or another heavily regulated, globally distributed environment
At least one active security certification such as Security+, GCIH, GCFA, GCIA, GCED, CySA+, or a vendor SIEM certification
B.S. in Computer Science, Cybersecurity, Information Systems, or related technical field

Location: Miami, FL (onsite)

Salary: USD 110,000 - 170,000 per year

Expected annual base salary range: $110,000 - $170,000

View full job page →

1mo ago

Security Engineer, Detection & Response

Lockton, Inc. Kansas City, MO

Kansas City, MO

1mo ago Closed

Full time Cloud Platforms Endpoint Security Identity and Access Management

This position is no longer accepting applications (closed Oct 18, 2026).

Job Description

Join Lockton’s Global Security Operations team and help strengthen detection and response end-to-end. This role focuses on leading technical incident response, building and running a cyber threat intelligence program, and turning threat and hunt insights into durable detections that reduce false positives and improve SOC coverage. The team also supports structured knowledge sharing and mentoring to raise the technical bar across regions.

Responsibilities

Incident leadership: Lead technical response to security incidents, coordinating with IT, Legal, HR, Communications, and business stakeholders to scope, contain, eradicate, and recover.
Own documentation and escalation: Maintain incident documentation and ensure communication and escalation processes are followed.
Forensic analysis: Conduct digital forensics across endpoint, identity, email, and cloud to collect and analyze evidence.
Report and preserve integrity: Preserve data integrity and produce detailed forensic and incident reports.
Root cause and lessons learned: Perform root cause analysis on significant incidents and convert findings into changes to detections, controls, and playbooks.
Detection and readiness: Maintain and improve incident response playbooks and runbooks.
Exercises and intelligence program: Plan and run tabletop exercises with technical and executive audiences across regions. Build and run Lockton’s CTI capability.
Threat actor tracking: Track relevant threat actors, campaigns, and techniques for Lockton, the insurance and financial services sector, and the regions where the company operates. Maintain actor profiles and produce regular threat briefings.
Operationalize intelligence: Feed indicators and behaviors into the detection stack, generate hunt hypotheses, inform vulnerability prioritization, and support security awareness content on active phishing, vishing, and social engineering campaigns.
Threat hunting and outcomes: Lead intelligence-driven threat hunts across endpoint, identity, cloud, email, and SaaS telemetry, and convert hunt findings into durable detections.
Red and purple team: Plan and execute red team and purple team exercises, including assumed breach, identity and cloud attack paths, and social engineering scenarios, under approved rules of engagement. Emulate TTPs identified through CTI.
Detection validation and improvement: Work with the SOC and detection engineering to validate whether controls detect and respond as expected. Map coverage and gaps to MITRE ATT&CK, deliver prioritized remediation, and retest to confirm gaps are closed.
SOC escalation: Act as the senior technical escalation point for complex or high-severity alerts, including coordination with the managed detection and response partner. Guide triage decisions and determine when an alert becomes an incident.
Mentoring and collaboration: Raise the SOC’s technical capability through knowledge sharing, documented escalation procedures, and coaching on investigation techniques. Collaborate closely with IT, Legal, and other departments for coordinated response.
On-call availability: Must be able to respond to security-related emergencies outside regular business hours and participate in the security team on-call rotation.

Requirements

Bachelor’s degree in Computer Science, Information Security, or a related field, or equivalent experience.
Minimum 5 years of experience in information security, with hands-on experience in at least two of: incident response, digital forensics, cyber threat intelligence, threat hunting, red team or penetration testing.
Relevant certifications are highly desirable: GCIH, GCFA, GCTI, GREM, OSCP, CRTO, or CISSP.
Working knowledge of MITRE ATT&CK and experience applying it to threat hunting, detection coverage, and adversary emulation.
Hands-on experience with EDR and SIEM platforms.
Strong plus: experience with CrowdStrike Falcon, Microsoft Sentinel, and Microsoft Defender XDR.
Understanding of the Microsoft ecosystem: Windows internals, Active Directory and Entra ID attack paths, Microsoft 365, and Azure.
Experience with scripting and query languages: PowerShell, Python, KQL.
Experience with adversary emulation tooling (examples: Atomic Red Team, MITRE Caldera, or command and control frameworks) and running exercises safely in production environments.
Excellent problem-solving skills and ability to work under pressure.
Meticulous attention to detail for accurate forensic investigations and incident reports.
Strong written and verbal communication for intelligence products and incident reports for both technical and executive audiences.
Ability to collaborate effectively and keep skills current with attacker tradecraft, cloud security, emerging threats, including AI-enabled attacks.

Tech Stack

MITRE ATT&CK, EDR, SIEM
CrowdStrike Falcon, Microsoft Sentinel, Microsoft Defender XDR
PowerShell, Python, KQL
Atomic Red Team, MITRE Caldera
Active Directory, Entra ID, Microsoft 365, Azure

Workplace: Hybrid • Location: Kansas City, MO • Schedule: Full-time • Business Unit: Lockton Center Services

View full job page →

1mo ago

Security Engineer III, SIEM Engineer

Deloitte Rosslyn, VA 🇺🇸 Remote

Rosslyn, VA

1mo ago Closed

$103k - $189k/yr Full time Crowdstrike Cybersecurity Analysis Cybersecurity Integration

This position is no longer accepting applications (closed Sep 24, 2026).

Job Description

Deloitte’s Cyber Defense and Resilience team is seeking a SIEM Engineer to strengthen security monitoring and detection engineering across complex enterprise environments. In this role, you will help improve alert fidelity, support incident analysis, and build reliable SIEM content that enhances how teams detect and respond to suspicious activity.

This position is based in Rosslyn, VA with remote flexibility. The estimated annual salary range is $102,500 to $188,900. You may also be eligible for a discretionary annual incentive program, subject to program rules and factors including individual and organizational performance.

Work you’ll do

Configure, maintain, and optimize SIEM content including correlation rules, alerts, dashboards, and reports
Analyze security events and log data to identify suspicious activity, support investigations, and expand detection coverage
Integrate and normalize log sources from endpoint, network, cloud, identity, and security platforms
Partner with cybersecurity teams to support use case development, threat detection, and incident triage and response activities
Document detection logic, operational procedures, and monitoring requirements to support consistent service delivery

Requirements

Bachelor’s degree in computer science, Cybersecurity, Information Technology, Engineering, or a related technical field
Active Secret Clearance
3+ years of experience in cybersecurity, security operations, or SIEM engineering
3+ years of experience with at least one: Splunk, Palo Alto Networks XSIAM, or CrowdStrike NG SIEM
2+ years experience in creating, tuning, and maintaining correlation searches, alerts, dashboards, and reports in a SIEM platform
2+ years experience reviewing and analyzing logs from endpoint, network, cloud, identity, and application sources
Security certification such as Splunk certification, Palo Alto Networks certification, or CrowdStrike certification is required
Ability to travel up to 20% on average based on work and client needs
Willingness to work at client onsite or a Deloitte office for up to 5 days per week
Must be legally authorized to work in the United States without employer sponsorship, now or in the future

Skills and strengths

Ability to work independently and collaborate as part of a team
Effective written and verbal communication skills
Meticulous attention to detail and quality of work product
Ability to build and sustain professional relationships
Ability to lead projects or workstreams and manage/prioritize multiple tasks in a fast-paced environment
Strong interpersonal skills and professional demeanor
Ability to meet deadlines and provide clear guidance to others

Preferred

2+ years supporting enterprise monitoring in a Security Operations Center
Experience onboarding and normalizing log sources in a SIEM platform
Experience mapping detections to MITRE ATT&CK techniques
Experience with cloud security monitoring in Amazon Web Services, Microsoft Azure, or Google Cloud Platform
Hands-on experience with scripting or query languages used for detection and log analysis
Security certification such as CompTIA Security+ or GIAC certification

Technologies

Splunk
Palo Alto XSIAM
CrowdStrike NG SIEM
Security Information and Event Management platform
Splunk certification, Palo Alto Networks certification, CrowdStrike certification
MITRE ATT&CK

View full job page →

2mo ago

Machine Learning Engineer

GitHub, Inc. Remote 📍 United States Remote

Remote

2mo ago Closed

$108k - $286k/yr Full time Agentic Ai Ai Enabled Security Ai Security

This position is no longer accepting applications (closed Sep 16, 2026).

Job Description

GitHub, Inc. is seeking an experienced Machine Learning Engineer to design, build, and deploy agentic LLM-based solutions that help detect and prevent fraud, abuse, and security threats on GitHub at scale. This role also focuses on identifying vulnerabilities that enable abuse, performing ad-hoc analysis, and measuring the real-world impact of safety and integrity efforts.

Responsibilities

Design, build, and deploy agentic solutions that use large language models to detect and prevent fraud, abuse, and security threats at scale, including applications such as content classification and multi-step agentic investigation.
Build production-grade systems that run reliably against high-volume event streams, leveraging AI coding assistants to accelerate and improve engineering work.
Build and operate scalable ML systems on cloud platforms, including Azure AI Foundry, for training, deploying, and serving models and agentic solutions in production.
Evaluate and improve existing models and agentic solutions using offline evaluations (including tool-use loops and LLM-as-judge evaluation), performance metrics, and feedback from operational deployments.
Identify vulnerabilities in products that lead to abuse and consult with product teams when reviewing new features.
Collaborate with cross-functional partners such as data scientists, software engineers, product managers, and content moderators to integrate agentic solutions into production systems.
Document the systems you build and support the technical growth of peers.

Requirements

4+ years experience in machine learning, or a related field.
OR a Bachelor's Degree in Computer Science, Software Development, Electrical or Computer Engineering, Mathematical Sciences, or a related field, plus 2+ years experience in machine learning, or a related field.
OR a Master's Degree in Machine Learning, Computer Science, Software Development, Electrical or Computer Engineering, Mathematical Sciences, or a related field.
OR equivalent experience.
Strong understanding of large language models, including hands-on experience applying them at scale for classification, agentic workflows, or agents.
Strong software engineering skills, including experience building with AI coding assistants.
Experience designing or evaluating agentic systems such as tool-use loops, multi-step workflows, or LLM-as-judge evaluation.
Hands-on experience building and operating classification or detection systems at scale, including experience with imbalanced data and precision/recall tradeoffs.
Experience in Trust and Safety, National Security, or fighting spam, malware, fraud, and threat actor activity at scale.
Experience in responsible AI and Safety-by-Design.
Experience managing user data and privacy.
Solid understanding of machine learning algorithms (supervised and unsupervised learning, anomaly detection, etc.) and practical implementation.

Technologies

Large language models (LLMs)
Azure AI Foundry
Tool-use loops
LLM-as-judge evaluation
AI coding assistants
Machine learning
Precision/recall tradeoffs

What We Value

Collaboration: the best work is done together.
Empathy: putting people first.
Quality: setting the standard for excellence.
Positive Impact: making the world a better place through the work.
Shipping: creating things for the people using them.

Compensation

The base salary range for this job is USD $107,700.00 - USD $285,900.00 /Yr.

Locations

Remote (United States)

View full job page →

Security Threat Detection Engineer Jobs

Data Security Engineer (Tuning)

Lead Cybersecurity Detection Engineer

Alert, Detection, and Response Engineer, Associate

Security Engineer, Detection & Response

Security Engineer III, SIEM Engineer

Machine Learning Engineer

Get Security Threat Detection Engineer Jobs alerts