Head of Security Operations

1 week ago

Abbey Wood, Greater London, United Kingdom Gamma Telecom Full time
Great opportunity to develop, and oversee the Security Operations Centre for Gamma Group. You'll manage the L2 functional and team and managing the outsource partner for L1 activity. Responsible for ensuring Gamma is defended against threat attack vectors, actors and their tactics, techniques and procedures (TTPs).

Key responsibilities:

  • Ensure events and incidents are managed appropriately, enabling the right response, communications and escalation paths
  • Ensuring all processes, and run books are effective and followed by the teams
  • Having accountability for the management and oversight of the Security Operations toolset eg SIEM/SOAR
  • Ensuring the L1 provider is working to the expectations of the service agreement
  • Develop threat hunting and analysis capabilities that are linked to the threats faced by the Gamma Group
  • Ensure the technical security department are easy to do business with for the rest of the Gamma Group, recognising and responding to local needs.
  • Define and report relevant security Operational Performance Indicators (OPI) and Key Performance Indicators (KPI)
  • Oversee the successful management and development of all employees within the department, including the provision of suitable training and learning opportunities.

Key skills:

Skill

Detail
Problem solving

  • Ability to break down complex problems to enable successful delivery.
  • Ability to identify threats through to resolution/mitigation, providing clear and significant communication
Decision making

  • Design and oversee the implementation of the security operations toolset eg SIEM and SOAR
  • Determine the success, or not, of out outsource provider.
  • Make risk based decisions that drive event and incident management response
Innovation

  • Drive the continuous improvement of the Security Operations Centre
Communication

  • Ability to explain relevant complex items to nontechnical stakeholders and influence outputs.
  • Ability to understand and communicate departmental strategy to key stakeholders
Interpersonal

  • Ability to manage a team, including setting out objectives, expectations, developing skills and ensuring performance is managed in line with Gamma policy.
  • Successfully manage a outsource provider, building effective relationships underpinned by commercial deliverables
  • Ability to successfully work across team and company boundaries to deliver through others outside of your formal area of responsibility

Experience and skills:

  • No formal qualifications are required but experience working in a SOC and overseeing a team is essential
  • You will need hands on experience of SIEM and SOAR technology
  • You must be comfortable with a myriad of data types delivered from various technologies including Windows, Linux, Containers and Cloud
  • You must be able to demonstrate a level of emotional intelligence that enables effective incident management for a medium/large organisation
  • You should have detailed knowledge of various frameworks eg NIST CSF and ISO2700
  • Ideally you will have worked in the Technology driven or Telecommunications based company


Gamma is a leading supplier of Unified Communications as a Service (UCaaS) in the UK, German, Spanish, Polish, and Dutch business markets.

We are AIM listed and employs 1650 people.

With a range of UCaaS, Mobile, and Connectivity services, Gamma provides robust and secure solutions that enable organisations to communicate, collaborate and offer a better customer experience.


Gamma's largest market is in the UK where our network-based services are supplied to SME, Public Sector, and Enterprise markets through a network of 1000 channel partners and its own direct sales and support capabilities.

In addition, Gamma owns Exactive, a Unified Communications specialist and Microsoft Teams Voice Partner.

Mission Labs is part of our team, a well-established UCaaS technology business that has built a reputation for creating technologically advanced solutions and delivering great service to its customers and partners.

This enables Gamma to enhance and expand its cloud contact centre (CCaaS) technology as well as accelerating its digital channel strategy.


Gamma is expanding its UCaaS presence in Europe with a family of businesses focusing on digital automation, delivering Gamma-powered services to SME customers via a network of channel partners in Germany, Spain, and the Benelux region.

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