Cyber Security Ops. Specialist

Job Description

At BT International, our purpose is to keep the world connected. As part of BT, we build on almost 180 years of innovation and expertise to deliver secure connectivity and digital services to some of the world’s leading multinational businesses and organisations. Our customers trust us to safeguard their data, drive their digital transformation and keep their businesses running. With colleagues on the ground across the world and supporting customers wherever they need to operate, BT International offers a truly global experience. Whether it’s about providing cloud connectivity, helping organisations collaborate, or enabling innovation in cybersecurity and digital services, you’ll be part of a team that shapes how businesses succeed in a world that is being transformed by AI. If you have the drive and ambition to make an impact on a global stage, BT International is where it happens.

Why this job matters

We build, maintain, develop, and improve centralized security management, monitoring and reporting platforms for BT Security SOCs (Security Operations Centres) located globally. The platforms which we manage help our SOC Analysts, Specialists, Implementation Engineers, and Designers to deliver the best possible Managed Security Services to our customers.
The Operations Lead in Network Security will lead the network security operations team, ensuring the protection and integrity of the company's/customer’s network infrastructure. This role involves judicious planning, overseeing daily operations, incident management, and continuous improvement of security protocols.

What you’ll be doing

• Leadership and Management:
• Lead and mentor the network security operations team.
• Develop and implement strategies to improve network security posture.
• Ensure team adherence to policies, procedures, and best practices.
• Network Security Operations:
• Oversee daily network security operations, including monitoring, detection, and response.
• Manage the deployment, integration, and initial configuration of all new network security solutions.
• Ensure the secure operation of all systems, including servers, network devices, and software applications.
• Through proactive and reactive management maintain the availability, integrity, and confidentiality of the security platforms that we manage for BT Security.
• Incident Management:
• Lead the incident response process, including investigation, containment, eradication, and recovery.
• Conduct post-incident reviews and develop strategies to prevent future incidents.
• Risk Management:
• Identify and assess network security risks.
• Develop risk mitigation strategies and ensure their implementation.
• Conduct regular security audits and assessments.
• Compliance and Governance:
• Ensure compliance with industry standards and regulatory requirements.
• Develop and maintain security policies, procedures, and guidelines.
• Collaborate with internal and external auditors to ensure compliance with security standards.
• Continuous Improvement:
• Stay updated with the latest network security technologies and trends.
• Recommend and implement improvements to enhance network security.
• Lead projects to integrate new technologies and improve security operations.
• Collaboration and Communication:
• Work closely with other departments to align security initiatives with business objectives.
• Communicate network security issues and status updates to senior management.
• Collaborate with external partners, vendors, and industry groups.

• Upgrade all management systems as/when required either by BT Security Product Line or due to vulnerability/bug fixes.

• Monitor all management systems 24x7x365 and resolve any issues reported by monitoring systems within customer committed SLAs (Service Level Agreements).

• Deploy new management systems as required by BT Security customers and BT Security Product Line.

• Identify and implement platform improvement work – continuously improving platform and BT Security performance.

• Remediate any platform vulnerabilities reported via penetration testing or vendor security updates.

• Upgrade and patch underlying Operating Systems (Windows, Linux) to maintain the overall security and supportability of the platform.

• Maintain firewall policies to permit access to BT Security managed devices only. All other platform access should be denied by firewall policy. Maintain firewall configuration to deny unauthorized platform access.

• Renew license and support contracts with vendors as/when required by BT Security Product Line and specific platforms.

The skills you’ll need

Must have
• Cisco Firepower Management Center (FMC)
• Palo Alto Networks Panorama configuration and management and Prisma Access.
• Cisco ASA FW configuration & CSM management
• Checkpoint (PV-1,CMA/MDS/MLM)
• Fortinet FortiGate Firewall Configuration.
• Fortinet FortiAnalyzer configuration and management.
• FortiManager configuration and management.
• CyberArk PAM solution administration
• Cisco ISE (Identity Services Engine) configuration.
• VMware virtualization technologies i.e. vSphere, ESXi.
• Strong Network security Fundamentals & troubleshooting skills understanding.
• Opsview monitoring tool understanding.
• Excellent written and verbal communications.
• A background in server and application management in a security environment.
• Knowledge of IP networks and protocols.
• In depth practical experience and knowledge of a range of specific vendor products related to role.
• Skybox Security Tool administration
• Linux Systems Administration.
• Windows Systems Administration.
• Awareness of ISO27001 & PCI-DSS controls
• ITIL (IT Infrastructure Library) – IT Operations experience.

Good to have:
• Ability to learn new technologies without supervision. Self-driven learning
• Routing & Switching concept understanding.
• Bluecoat/F5 LB/Proxy work experience or technical understanding.
• Cloud Solutions – basic understanding on AWS/Azure it’s components.
• MS windows Active Directory and Server support management
• Lighthouse and OpenGear OBM management
• Knowledge of Change and Incident management tools (based on ITIL) like ServiceNow, NGSD & JIRA etc.
• Security device Backup solution and troubleshooting skills.
• Extensive experience working in a sensitive commercial environment with demanding SLA.
• Experience in managing and delivery of customer solutions.
Qualifications:
• Bachelor’s degree in Computer Science, Information Technology, or a related field. Master’s degree preferred.
• At least 10 years of experience in network security, with 5 years in a leadership role.
• Relevant certifications such as CISSP, CISM, or CISA.
• In-depth knowledge of network security technologies and best practices.
• Strong understanding of incident response, risk management, and compliance frameworks.
• Excellent leadership, communication, and project management skills.
• Experience of working in operation and understanding of ITIL functions.
• Administrate and configure security application systems, resolve technical issues on production environments in conjunction with providing postmortem updates as well as root-cause analysis.
Key Competencies:
• Strategic thinking and problem-solving skills.
• Ability to manage and prioritize multiple tasks in a fast-paced environment.
• Strong analytical and decision-making abilities.
• Excellent interpersonal and team-building skills.
• Attention to detail and a commitment to excellence.

Our leadership standards

Looking in:
Leading inclusively and Safely
I inspire and build trust through self-awareness, honesty and integrity.
Owning outcomes
I take the right decisions that benefit the broader organisation.

Looking out:
Delivering for the customer
I execute brilliantly on clear priorities that add value to our customers and the wider business.
Commercially savvy
I demonstrate strong commercial focus, bringing an external perspective to decision-making.

Looking to the future:
Growth mindset
I experiment and identify opportunities for growth for both myself and the organisation.
Building for the future
I build diverse future-ready teams where all individuals can be at their best.