SIEM Content Developer Job at Base One Technologies in Olympia

The SIEM Content Developer will provide support during core business hours and will also participate in an on‑call rotational schedule. Duties include proactively searching for threats, inspecting traffic for anomalies and new malware patterns, investigating and analyzing logs, providing analysis and response to alerts when escalated from junior analysts, and documenting activity in SOC investigations and Security Event Notifications (SENs). The developer will create custom content within the SIEM using advanced SPL language and data models or other network security tools to detect threats and attacks against the department. SIEM Content Developers participate in briefings to provide expert guidance on new threats and will act as an escalation point for M&A analysts. The analyst may also be required to author reports and/or interface with customers for ad‑hoc requests and participate in discussions to improve SOC visibility or process. Primary Responsibilities Experience with creating and implementing custom IOCs and IOAs in CrowdStrike Experience with triaging and investigating hosts using CrowdStrike Experienced with updating McAfee AV signatures Experience with creating and maintaining custom Tanium packages for collecting artifacts for continuous monitoring Provide recommendations for tuning and/or triaging notable events Perform critical thinking and analysis to investigate cyber security alerts Analyze network traffic using enterprise tools (e.g. Full PCAP, Firewall, Proxy logs, IDS logs, etc) Collaborate with team members to analyze an alert or a threat Stay up to date with latest threats and be familiar with APT and common TTPs Utilize OSINT to extrapolate data to pivot and identify malicious activity Have experience with dynamic malware analysis Have experience performing analysis of network traffic and correlating diverse security logs to perform recommendations for response Utilize the Cyber Kill Chain and synthesize the entire attack life cycle Review and provide feedback to junior analysts’ investigation Participate in discussions to make recommendations on improving SOC visibility or process Contribute to SOP development and updating Provide expert guidance and mentorship to junior analysts Basic Requirements All Tier 2 analyst candidates shall have a minimum bachelor’s degree in Computer Science, Engineering, Information Technology, Cybersecurity, or related field PLUS eight (8) years of experience in incident detection and response, malware analysis, or cyber forensics. Of the eight (8) years of professional experience requirements above, SIEM Content Developer candidates shall have at least one (1) of the following specialized experience for their position: Monitoring and Detection Analyst: Candidates shall have a minimum of five (5) years of professional experience in security, information risk management, or information systems risk assessment, and must be knowledgeable in many areas such as Vulnerability Assessments, Intrusion Prevention and Detection, Access Control and Authorization, Policy Enforcement, Application Security, Protocol Analysis, Firewall Management, Incident Response, Data Loss Prevention (DLP), Encryption, Two‑Factor Authentication, Web‑filtering, and Advanced Threat Protection. Incident Response Analyst: Candidates shall have a minimum of five (5) years of professional experience responding to information system security incidents. Ability to use the DHS‑furnished toolset to identify and determine root causes of incidents and provide any required documentation and possible evidence to security investigators. Candidates must have extensive experience working with various security methodologies and processes, advanced knowledge of TCP/IP protocols, experience configuring and implementing various technical security solutions, extensive experience providing analysis and trending of security log data from a large number of heterogeneous security devices, and must possess expert knowledge in two or more of the following areas related to cybersecurity: Vulnerability Assessment Intrusion Prevention and Detection Access Control and Authorization Firewall Management Incident Response Advanced Threat Protection Certifications SANS GIAC: GCIA, GCIH, GCFA, GPEN, GWAPT, GCFE, GREM, GXPN, GMON, GISF, or GCIH EC Council: CEH, CHFI, LPT, ECSA Offensive Security: OSCP, OSCE, OSWP and OSEE Clearance Requirements Must have TS/SCI. In addition to specific security clearance requirements, all Department of Homeland Security SOC employees are required to obtain an Entry on Duty (EOD) clearance to support this program. Preferred Qualifications Provide expert content development in Splunk Enterprise Security using tstats and datamodels. Utilize knowledge of latest threats and attack vectors to develop Splunk correlation rules for continuous monitoring. Review logs to determine if relevant data is present to accelerate against datamodels to work with existing use cases. Capture use cases from subscribers or other team members and develop correlation rules. Required Certifications CHFI – Computer Hacking Forensic Investigator CISSP – Certified Information Systems Security Professional CIRC ECSA – EC‑Council Certified Security Analyst EnCE FIWE GCFA – Forensic Analyst GCFE – Forensic Examiner GISF – Security Fundamentals GXPN – Exploit Researcher and Advanced Penetration Tester LPT – Licensed Penetration Tester OSCE – Certified Expert OSCP – Certified Professional OSWP – Wireless Professional WFE‑E‑CI FTK‑WFE‑FTK #J-18808-Ljbffr