Abhishekh Kumar Singh
Cybersecurity Engineer
Bengaluru
Summary
Skilled cybersecurity professional with extensive experience in designing and implementing secure network infrastructure to protect sensitive data. Knowledge of cloud platforms combined with expertise in threat detection, mitigation, and network security make an invaluable asset to any organization. Passionate about staying updated on the latest security protocols, dedicated to safeguarding networks, and ensuring compliance with industry regulations. Deep expertise in cloud security, driving impactful results through cutting-edge security strategies. Strong in team collaboration for adaptable and reliable solutions in dynamic environments. Proficient in implementing security protocols, threat analysis, and compliance management with a focus on achieving measurable outcomes.
Overview
15
15
years of professional experience
4
4
years of post-secondary education
3
3
Certifications
Work History
Cybersecurity Engineer
Koch Business Solutions
09.2018 - Current
- Configuring and managing cloud infrastructure entitlement management(IAM) using Ermetic, ensuring the principle of least privilege and robust access control.
- Cloud Security Posture Management assessments, identifying and mitigating vulnerabilities, and ensuring cloud compliance.
- Conducting cloud security assessments and configuration reviews according to industry best practices.
- API security measures with Data Theorem, safeguarding against API-related vulnerabilities, and ensuring the integrity and confidentiality of data in transit.
- IAM request evaluator and approver.
- Security evaluation of services like VPC, lambda, s3, CloudFront, VPC, Direct Connect, Databases, EKS, ECR, EC2, kubernetes, bedrock, guarduty etc.
- Leading end to end cloud security service for koch and subsidiary companies.
- Successfully onboarded 1000+ aws accounts onto CSPM, CWP, CNAP, CIEM and API SECURITY tools with the help of platform engineering teams.
- Created CSPM and CIEM baselines as per NIST or ISO 27001 framework and automated remediative actions for related findings.
- Helped eliminated leaky apis from the API gateway infrastructure.
- Used CIEM to evaluate IAM posture and currently In process of least privileged management for all of the users across the enterprise.
- Product portfolio: CIEM/CNAP/CWP Tool Ermetic (Owned by Tenable), CSPM Tool Rapid 7 InsightCloudSec popularly known as Divvy, API Security (Data Theorem), AWS IAM, Terraform, Gitlab, Splunk, CrowdStrike.
- Network Security in Koch: Products: - Palo Alto firewall and panorama, FortiGate, Zscaler (ZIA and ZPA), ITSM service now, Firemon, Global Protect, AWS cloud infra.
- Roles and Responsibilities: - Implementing changes and resolution of incidents as per SLA.
- Design change request based on customers requirement.
- Maintained up-to-date knowledge of industry trends and threat landscape through ongoing research and professional development activities.
- Conducted regular audits of IT infrastructure to ensure adherence to established cybersecurity policies and best practices.
- Optimized firewall configurations to provide maximum protection without inhibiting productivity or performance.
- Evaluated emerging security technologies, recommending appropriate tools to enhance organizational defense capabilities.
- Collaborated with cross-functional teams to develop comprehensive cybersecurity policies and procedures.
- Ensured compliance with relevant regulations such as GDPR and HIPAA by implementing comprehensive privacy safeguards.
- Created customized security awareness training materials tailored to various departments within the organization.
- Liaised with third parties to respond to security events and understand threat landscape.
- Optimized cybersecurity protocols, ensuring compliance with national and international security standards.
Senior Network Security Engineer
Dimension Data
09.2015 - 09.2018
- Implementing customer-proposed changes, encompassing firewall/security device upgrades, patch management, link migrations, and RMA activities (device/module replacements).
- Managing firewall migrations from one vendor to another, coordinating SOC and NOC efforts as needed.
- Designing change requests and executing them effectively.
- Ensuring timely change implementation, with rollback procedures in place if necessary, and providing feedback and root cause analysis (RCA).
- Conducting day-to-day activities such as implementing security patches on IPS and blocking customer-provided IOCs to enhance security.
- Primarily worked on firewalls asa, checkpoint and proxy websense.
Security Analyst
British Telecom
04.2013 - 09.2015
- Utilize our tool to manage Change and Incident tickets for various clients, ensuring timely resolution within specified timeframes.
- Create Change documents and update customer databases as required.
- Worked with Juniper, check point and asa firewalls.
- Supported Bluecoat proxy solutions.
- Regularly perform scheduled activities such as firewall upgrades, complex change implementation, and design changes, while maintaining a strong focus on customer service by engaging with stakeholders through on-call support.
Network Security Engineer
Wipro InfoTech
05.2012 - 04.2013
- Working as Security Engineer in SOC environment.
- Responsible for implementing Firewall rules/Policies and monitoring network traffic via Siem tool and IDP.
- Taking preventive action against anti-abuse mails.
- Implementing Change Review form and providing end to end connectivity to client.
Security Engineer
HCL Comnet
02.2010 - 05.2012
- Implementation of ASA, Checkpoint UTM(1070), Smart-1 5 and Power-11000, Juniper ISG1000, Tivoli Endpoint Manager(BigFix) and MacAfee Webgateway as Proxy gateway at various customer locations.
Education
Bachelor of Technology - Computer Science
GIET Gunupur
Gunupur, Orissa 08.2004 - 12.2008
Skills
Cloud Security Engineering (AWS, Azure basic) -
Interests
Badminton enthusiast/player
Firmware Upgrades
Maintaining OT / PCN network and IT network from security standpoint
Commissioning and decommissioning of security devices
Set up new firewalls from scratch as part of projects and implementation
Pac-file change management
Implementation of Zero Trust Policy
Personal Information
Nationality: Indian
Certification
AWS Security Specialist
Timeline
AWS Security Specialist
08-2025
Cybersecurity Engineer
Koch Business Solutions
09.2018 - Current
Senior Network Security Engineer
Dimension Data
09.2015 - 09.2018
Security Analyst
British Telecom
04.2013 - 09.2015
CCNA Security
12-2012
Network Security Engineer
Wipro InfoTech
05.2012 - 04.2013
Security Engineer
HCL Comnet
02.2010 - 05.2012
CCNA
01-2009
Bachelor of Technology - Computer Science
GIET Gunupur
08.2004 - 12.2008
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