LeidosCyber Security Operation Analyst
Jan. 2018 - Apr. 2019Roseland, NJClient Name:- Prudential Insurance 50% Security Operations Monitor system events, log files and alerts by using the SIEM (Splunk ES) Analyze the network security alerts and events (e.g., Trustwave WAF) Install and maintain primary security technologies such as (Carbon Black EDR sensors, SOAR platform) Create and maintain network access through the (firewall) rulesets and policies Research and stay updated on the new threats, attack techniques and methods Threat hunting on any new security alerts by using the major security tools (e.g., botnet, phishing, suspicious download) Write down technical documents for stakeholders and other cross-functional departments tied with security operations Conduct regular security lifecycle and business impact assessments Utilizing packet analyzer tool to analyze traffic flows TCP, UDP, HTTPS (Wireshark) Respond to incidents involving malware, virus and phishing emails Triage alerts based on their detection methods and analyze (Redline) Respond to network-based attacks through the vulnerability management tool (Tenable Nessus) Review and document alerts based on the detection methods Perform incident response and/or digital forensics through the SIEM platform on endpoints Investigate, and remediate email security incidents (e.g., Proofpoint TAP/TRAP). 50% Security Analysis Monitor and respond to system security events/alerts (e.g., McAfee IDS, CheckPoint IPS) Proactively hunting threats within the computing environment Identify network, systems and application vulnerabilities and perform security assessments using automated tools (e.g., FireEye HX, EX, NX) Enhance and leverage the MITRE ATT&CK framework, and Lockheed Martin Cyber-Kill chain framework to mature security operations process
Develop security policies based on the current cyber-security compliance standards (e.g, HIPAA, PCI DSS and SOC 2 Type 2) Conduct risk assessments for the security operations environment