Marcin Grzelka, SOC Engineer

Marcin Grzelka

SOC Engineer

Undisclosed

Location
United Kingdom - London
Education
Master's degree, Cryptography
Experience
11 years, 5 Months

Share My Profile

Block User


Work Experience

Total years of experience :11 years, 5 Months

SOC Engineer at Undisclosed
  • United Kingdom - London
  • My current job since December 2019
SOC Engineer at Scottish Government
  • United Kingdom - Glasgow
  • August 2018 to December 2019

- Design, PoC and Build contingency solution for LMA (Logging, Monitoring and Alerting) solution based on ELK
- Define and implement alerting for AWS and custom tools utilised

Infrastructure Engineer at Cabinet Office
  • United Kingdom - London
  • October 2017 to August 2018

Appointed following success in the Cabinet Office to ensure the successful deployment of a new and complex analytics programme.

Cabinet Office

Consultant
  • October 2017 to August 2018

Developed new tools and techniques to enable cyber threat hunting and analysis, in addition to undertaking malware analysis and reporting.
•Collected and categorised multiple sources of Indicators of Compromise to fortify the cyber robustness of the organisation.
•Supported the provision of technical knowledge and specialist advice in the interpretation of data from a variety of sources to determine and accurately assess cyber threats.
•Delivered a highly effective cyber security analytics platform and trained stakeholders to use this on an ongoing basis.

Consultant at Deutsche Bank
  • Germany
  • September 2017 to November 2017

Appointed to improve the bank’s cyber capabilities, developing its cyber resilience to ensure business interruption is minimised in the event of an attack.
•Analysed logs and other available facts following an attack to identify Indicators of Compromise and help mitigate against subsequent incidents.
•Developed a suite of strategic and tactical intelligence, information and research products to increase understanding of cyber threats in the company, driving problem solving behaviours and mitigation activity.
•Searched, acquired and analysed the latest malware and malicious tools available to ensure the bank could be protected against these.

Consultant at HSBC
  • United Kingdom - Sheffield
  • July 2016 to September 2017

Grew HSBC’s cyber intelligence team from two people to seven spread across Strategic and Tactical divisions.
•Designed, reviewed, documented and implemented effective cyber threat intelligence processes.
•Prepared and tested TPAM, Guardium and Patrol technologies for use with the ThreatConnect threat intelligence platform.
•Configured the ThreatConnect platform, including an AWS-based solution, in-house solution and ELK stack.

Analyst at Santander
  • Great Britain (UK)
  • July 2015 to July 2016

An integral member of an inter-banking group created to protect the banking network from cyber threats, initially undertaking malware analysis before role was broadened to examine infrastructure and technology.
•Initiated and developed relationships with prominent hackers and malware developers from various regions including Eastern Europe and Latin America to gain intelligence.
•Collaborated with government and other financial institutions to understand the threat landscape and disseminated learning accordingly.
•Developed mutually beneficial information sharing relationships with the NCSC, enabling the flow of information and threat analysis between both organisations.

Consultant at Avyara Information Systems
  • Qatar
  • May 2014 to October 2014

Worked directly alongside the board of directors to research, develop, expand and improve the services offered by the intelligence solutions provider.
•Managed a team and provided training and guidance for junior investigators, penetration testers and intelligence analysts.
•Enabled new and existing clients to increase their cyber threat capabilities, supporting them with threat modelling, system network hardening and education programmes.
•Performed a range of security assessment reviews against bespoke client infrastructures in order to identify security weaknesses and determine the risk posed by potential cyber threats.

Associate at Ernst and Young LLP
  • United Kingdom - London
  • September 2013 to May 2014

Held responsibility for forensic imaging and evidence collection and computer forensic analysis of endpoints, servers and mobile devices.
•Role developed to encompass software licensing forensics, which required significant script writing and script output analysis.
•Used internal cloud, AWS and Google to design and implement CTI functionality within the team.

Intelligence Analyst at CyByL Technologies Ltd
  • April 2012 to September 2013

Managed a team of five to provide security assessment reviews, penetration tests and vulnerability assessments to improve clients’ cyber resilience.
•Provided additional support to marketing, business development and sales functions as a subject matter expert.
•Promoted to Head of Covert Intelligence and commercialised cutting-edge software packages that were then provided to clients.

Education

Master's degree, Cryptography
  • at MSc Computing and Security | King’s College London
  • January 2011
Bachelor's degree, Computer Science
  • at University of East London
  • January 2010

Computing and Security

Specialties & Skills

Cloud Computing
Monitoring
Logging
BANKING
BUSINESS DEVELOPMENT
CABINET OFFICE
CUSTOMER RELATIONS
FINANCIAL
GOVERNMENT
MARKETING
NETWORKING

Languages

English
Expert
German
Expert
Polish
Expert
Russian
Expert