Mid-Level Analyst – Offensive Security and Detection

ROIT

. Conduct adversary simulations and offensive security exercises using MITRE ATT&CK as a reference .

Posted 9/23/2026full-timeRemote • BrazilMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in offensive security practices, including adversary simulation and detection engineering, while effectively collaborating with technical teams to enhance security controls. Proficient in utilizing the MITRE ATT&CK framework to identify security gaps and validate detection mechanisms.

Highest-signal resume keywords

Offensive Security ExperienceMITRE ATT&CK Framework KnowledgeDetection Engineering SkillsAutomation Using PythonIncident Investigation Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Adversary SimulationDetection Rule DevelopmentSecurity Monitoring ConceptsTechnical Evidence InterpretationSecurity Fundamentals KnowledgeAutomation ScriptingPurple Team OperationsAnalytical MindsetIncident ResponseTechnical Documentation

Soft Skills

Technical CommunicationInvestigative Mindset

Tools & Technologies

SIEMEDR/XDRCybersecurity FrameworksSecurity Platforms

Certifications & Qualifications

Offensive Security CertificationsDefense CertificationsDetection Certifications

Industry Keywords

Cybersecurity MaturityControlled Attack ScenariosSecurity Gaps IdentificationMonitoring MechanismsRemediation Recommendations

Tech Stack

Tools & technologies

Cyber SecurityPython

About the role

Key responsibilities & impact

Conduct adversary simulations and offensive security exercises using MITRE ATT&CK as a reference
Plan and execute controlled attack scenarios, considering techniques, tactics, and attack paths relevant to the environment
Validate the effectiveness of existing prevention, protection, and monitoring controls
Identify security gaps based on the results of offensive exercises
Perform detection engineering by translating exercised techniques into use cases, rules, alerts, and monitoring mechanisms
Validate whether the techniques used during exercises are effectively detected and generate evidence of control coverage
Work closely with Cyber Defense, Application Security, and other technical teams to enhance security controls
Prioritize remediation recommendations based on demonstrated attack paths and identified risk
Document scenarios, techniques used, test results, identified gaps, and recommendations
Provide occasional support for security incident investigations
Support the automation of security routines, tests, validations, and processes related to detection and response
Contribute to the continuous advancement of ROIT’s Cybersecurity maturity

Requirements

What you’ll need

Practical experience in offensive security, Purple Team, or Red Team operations
Applied knowledge of the MITRE ATT&CK framework
Experience simulating adversary techniques and behaviors
Knowledge of detection engineering, including the creation of rules, use cases, and alerts
Ability to assess whether an attack technique is effectively detected by existing controls
Knowledge of SOC, SIEM, EDR/XDR, and security monitoring concepts
Ability to interpret technical evidence and turn it into improvement recommendations
Knowledge of operating systems, networks, applications, and security fundamentals
Familiarity with automation and scripting for security routines
Strong documentation and technical communication skills
Analytical, investigative, and evidence-driven mindset
Experience working in Purple Team environments
Experience developing and tuning detection rules
Knowledge of SIEM, EDR/XDR, and security platforms
Experience with automation using Python, PowerShell, Bash, or similar technologies
Knowledge of Cybersecurity frameworks and best practices
Experience with incident investigation and response
Certifications related to offensive security, defense, or detection