Senior ICT Security Engineer

About the Assignment

We are supporting our client in finding a senior ICT Security Consultant to join their agile infrastructure team. The assignment involves full responsibility for managing, maintaining, and developing network and security operations, ensuring secure and reliable services across a global environment.

Key Responsibilities

• Manage and support NW 2.0 sites and deliver IP packet services (switches, routers, firewalls).
• Operate and maintain DDI infrastructure, NTP, and E2C POD builds, expansions, and decommissioning.
• Oversee software and hardware life cycle management, capacity management, and change management.
• Contribute to infrastructure and network design, as well as service architecture development.
• Handle incident management, including on-call duty and “Follow the Sun” operations.
• Execute security policy provisioning in firewalls and proxy services across environments.
• Automate manual operational tasks (e.g., BGP Flow Spec).

• Support analytics, monitoring, and assurance validation to maintain clean and secure configurations.
• Drive firewall optimization, policy clean-up, and service improvements.

Required Competencies

• Strong networking and IT expertise (protocols, hardware, software).
• Proven cybersecurity knowledge: firewalls, encryption, best practices.
• Hands-on troubleshooting and technical problem-solving skills.
• Experience with network monitoring and bandwidth management.
• Knowledge of cloud technologies (OpenStack, VMware, Kubernetes).
• Programming and development skills (Python, REST APIs, JSON, Perl, Git/Gerrit, GitLab).
• Familiarity with Windows, Linux, and Unix operating systems.
• Experience in capacity planning, documentation, and compliance.
• Strong communication skills for tenant and stakeholder support.
• Knowledge of QoS policies and willingness to continuously learn new technologies.

Requirements

Language: English

Technical skills: Automation & scripting, OpenStack, Network Infrastructure

Practical

Assignment period: 01 Oct 2025 – 31 Mar 2026 Location: Stockholm (on-site, 0% remote)