Arun singh
Hyderabad
Summary
Dynamic Cyber Security Advisor with extensive experience at Synchrony Financial, excelling in incident response and threat hunting. Proven track record in establishing a high-performing SOC and enhancing security operations. Skilled in Security Information Management and fostering team collaboration, driving significant improvements in incident resolution and threat awareness strategies.
Overview
14
14
years of professional experience
1
1
Certification
Work History
Cyber Security Advisor
TransUnion
Pune
03.2025 - Current
- Working with cyber teams to develop threat awareness strategy for company.
VP Senior Incident Responder
Synchrony Financial
09.2018 - 01.2025
- Establishing in house SOC (Security Operation Team)
- Strategy planning for SOC Mentoring Team.
- SOC statistics and teamʼs performance improvements and reporting to ELT
- Drafting use cases and KB articles for the team.
- New tools exposure and creating playbook/guidelines.
- Incident Response and Analysis.
Senior Security Analyst
Allscripts
05.2016 - 10.2018
- Working as Shift lead.
- Incident Investigation, root cause analysis, incident triage and closure
- Real time traffic analysis using different platforms to secure the Environment.
- Splunk: SIEM alerts, reports, dashboard creation for real time analysis as well as keeps on updating the rules for newly threats.
- Sourcefire: Sourcefire events analysis, adding custom rules, correlation events between SIEM and Sourcefire.
- AMP: Malware analysis using AMP (analysis of file).
- SPAM Email Analysis: SPAM E mail analysis reported by Employees using plugin.
- Creating blocks for the infected mails and Phishing, malware Emails.
- CISCO Stealthwatch: Flow analysis between hosts to
- Reporting: Creating monthly/Quarterly SOC matrixes for the management.
- Creating documents for the Process and the Knowledge base.
- Vulnerability Management using Qualys/Nessus: Reporting, managing monthly, quarterly scan and Patch management.
- Incident Management.
Senior Engineer Information Security
SunGard Tech
11.2014 - 05.2016
- Administration of QRadar (SIEM) and Sourcefire (NIDS)
- Real time Identification, Analysis and resolution of security events detected by SIEM tool (QRadar).
- On-boarding and integration of new devices with SIEM tool using DSM.
- Configuring DSM (Device Support Module) for receiving logs in SIEM from different devices.
- Creation of Custom Rules, Reports, Filters and new Dashboards in QRadar (SIEM tool) as per business requirement.
- Collect and review security logs and reports of all operational devices.
- Analysis of web application attacks and other security events using QRadar (SIEM) and Sourcefire (NIDS).
- Performing SEU (Security Enhancement Update) and VDB (Vulnerability Database) updates of Sourcefire DC and 3D Sensors.
- Preparing and sending the Monthly, Weekly & Daily reports to the management and customer.
- Working on Incidents, Work Orders and Change Requests using ITSM (Remedy) tool within the agreed SLA.
Information Security Engineer
Paladion networks P Ltd
05.2012 - 09.2012
- Hands on ArcSight.
- Hands on Qualys Guard.
- Analysis Network Traffic.
- Investigate different kinds of Attacks on network.
- End to End Incident Management.
- Monitoring (24
- 7) all network devices like firewall, Check Points, IPS, IDS, Router, Switches etc.
- Vulnerability Assessment.
- Make sure for Company that Employees are adhering company policies.
- Coordination between Network Team and ISMS Team.
Assistant Network Administrator
United Villages Network p ltd.
05.2011 - 09.2011
- Maintaining server and all Networks and maintaining all network traffic.
Education
B.Tech/B.E. - Information Technology
Rajasthan Technical University
Jaipur06-2011
Skills
- Security operations center (SOC) management
- Incident response and threat hunting
- Security information management
- Endpoint detection and response (EDR)
(CrowdStrike, Tanium, Cisco AMP)
- Email security (Proofpoint)
- Data leakage prevention (DLP)
- SIEM (Splunk, QRadar, ArcSight)
- VA (Qualys, Nessus)
www.linkedin.com/in/arun-singh-InfoSec
Certification
- GCIA (SANS- 503)
- GCFE (SANS- 500)
- CAST -613 (EC Council)
- ECSA (EC Council)
- CEH (EC Council)
- CCNA (Cisco)
- ITIL
- Splunk (SIEM)
- Qualys
Timeline
Cyber Security Advisor
TransUnion
03.2025 - Current
VP Senior Incident Responder
Synchrony Financial
09.2018 - 01.2025
Senior Security Analyst
Allscripts
05.2016 - 10.2018
Senior Engineer Information Security
SunGard Tech
11.2014 - 05.2016
Information Security Engineer
Paladion networks P Ltd
05.2012 - 09.2012
Assistant Network Administrator
United Villages Network p ltd.
05.2011 - 09.2011
B.Tech/B.E. - Information Technology
Rajasthan Technical University
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