The Senior Security Incident Response Engineer is tasked with supervising our security tools, performing investigations of escalated notable events, and performing our processes.
This role will also be responsible for supplying the SOC Security Tools and Detections roadmaps and collaborating with the SOC Management team and external teams on key initiatives.
THIS POSITION IS TO BE BASED IN GUADALAJARA working at least three days per week from the Oracle office
Career Level - IC3
Responsibilities:
- Performing investigation of intensified notable events
- Initial collection of evidence related to called-out security events
- Collection of evidence related to compliance audits
- Validation and regular review of processes and procedures
- Identification, issue, and follow-up on false positives
- Process initial mitigation and containment procedures
- Create and maintain reporting related to security events
- Coordinate with service and operations teams to validate security events and anomalous activity
- Resolve and report on possible causes of security events and alerts
- Operate security tools for continual monitoring and analysis of system/network activity to identify malicious activity
- Assist in the construction of security alerts and processes based on knowledge gained from daily monitoring and triage
- Supervise external data sources to maintain basic knowledge of threat conditions
- Recognize a possible security violation and take appropriate action to raise the incident, as required
Knowledge
- Solid grasp of:
- Computer networking concepts and protocols, and network security methodologies
- Host/network access control mechanisms
- Intrusion detection methodologies and techniques
- How traffic flows across the network (TCP/IP, OSI, ITIL)
- Types of network communications (LAN, WAN, MAN, etc)




- File extensions (.zip,.sh,.pcap,.bat,.dll,.py, etc)
- Interpreted and compiled computer languages
- Common charge vectors
- Attack classes (passive, active, insider, distributed, etc)
- Incident response and handling methodologies
- Authentication, authorization, and access control methods
- Information technology (IT) security principles and methods
- Network traffic analysis methods
- Operating systems
- Cyber attackers
- Defense-in-depth principles
- System administration, network, and operating system hardening techniques
- Cyber attack stages
- Network security architecture concepts
- Windows/Unix ports and services
- Operating system command-line tools
- Network protocols
- Running knowledge of cyber threats and vulnerabilities
- Understanding security events related to:
- Operating system (Linux and Windows) logs
- Database logs
- VPN logs
- Knowledge of adversarial tactics, techniques, and procedures
- Understanding the use of the following:
- Network tools (ping, traceroute, nmap, etc)
- Host base tools (Tanium, basic Linux and Windows native tools)
- SIEM (Splunk, ELK, Lumberjack, Splunk Enterprise Security, etc)
- Understanding of cybersecurity and privacy principles and related organizational requirement
Skills
- Detecting host and network-based intrusions via intrusion detection technologies
- Using protocol analyzers
- Recognizing and categorizing types of vulnerabilities and associated attacks




- Reading and interpreting signatures
- Conducting trend analysis
- Evaluating information for reliability, validity, and relevance
- Identifying cyber threats that may jeopardize the organization and/or partner interests
- Preparing and presenting briefings
- Providing analysis to aid writing phased after action reports
- Using Boolean operators to construct simple and sophisticated queries
- Using multiple analytic tools, databases, and techniques
- Using multiple search engines (e.g., Google, Yahoo, LexisNexis, DataStar) and tools in conducting open-source searches
- Performing packet-level analysis
- Using a SIEM to detect, research, and perform initial triage of security events
- Exercising good judgment in escalating security events
Abilities
- Think critically
- Ability to think like threat actors
- Interpret the information collected by network tools
- Recommend analytic approaches or solutions to problems and situations for which information is incomplete or for which no precedent exists
- Effectively collaborate with virtual and remote teams
- Evaluate information for reliability, validity, and relevance
- Exercise judgment when policies are not well-defined
- Function reliably in a dynamic, fast-paced environment
- Ability to function in a collaborative environment, seeking continuous consultation with other analysts and guides, both internal and external to the organization, to demonstrate analytical and technical expertise
- Recognize and mitigate cognitive biases that may affect analysis.
Other Requirements and Expectations
- Other tasks and duties as assigned
- Work effectively within a remote team including effective, constant, and collaborative communication with all members of t

📌 Security Incident Response Engineer (Guadalajara)
🏢 Oracle
📍 Guadalajara