Senior SOC Analyst / System Administrator

Position : Senior SOC Analyst / System Administrator Work Location : Irvine, CA (Onsite) Hours : Standard Time Mon-Fri 7:00 AM - 4:00 PM / 11:00 AM - 8:00 PM; Daylight Saving Time (Summer Time) Mon-Fri 8:00 AM - 5:00 PM / 12:00 PM - 9:00 PM Overview : A global leader in cybersecurity solutions is seeking a highly skilled Senior SOC Analyst with system administration experience to join our security team. This dual-role position involves monitoring and analyzing security events, managing IT infrastructure, and ensuring security best practices. The ideal candidate will have a strong understanding of security operations, excellent analytical skills, and hands-on experience in diverse IT environments. Responsibilities include but are not limited to: Monitoring and analyzing security events using SIEM systems. Investigating security incidents and recommending remediation. Developing SIEM rules, dashboards, and reports. Participating in incident response activities. Staying updated on threat intelligence and security trends. Collaborating with security and IT teams to improve security posture. Managing and maintaining IT infrastructure, including servers, network devices, and SOC systems. Performing server administration, user management, and security hardening. Configuring and troubleshooting network devices. Designing and implementing IT infrastructure solutions. Monitoring data center health and responding to issues. Supporting hardware/software vendors. Providing technical support and maintaining documentation. Qualifications : Bachelor's degree in Computer Science, IT, Cybersecurity, or related field, or equivalent experience. At least 4 years in a SOC role with SIEM experience. At least 4 years in system and network administration. Strong knowledge of security concepts, network security, endpoint security, cloud security, and DLP. Proficiency with SIEM platforms (Splunk, QRadar, ArcSight, ELK). Scripting skills (PowerShell, Python, Bash). Experience with Windows, Linux, VMware, Hyper-V. Understanding of networking protocols (TCP/IP, DNS, DHCP). Experience with incident response frameworks. Excellent problem-solving and communication skills. Relevant certifications such as CISSP and GIAC 50X Series. The compensation range is indicative and may vary based on experience and location. Benefits include health plans, retirement, paid time off, and more. Download our Staffmark Group WorkNOW app for real-time job updates. For more information, visit our website or contact your local branch. About Staffmark Staffmark is an equal opportunity employer committed to diversity and inclusion. We provide reasonable accommodations during the hiring process. We are an E-Verify employer. For our privacy notice, click here. By applying, you consent to receiving communications from Staffmark Group and partners, including AI-generated messages. Message rates may apply. Reply STOP to opt-out, HELP for assistance. #J-18808-Ljbffr