Network Security Architect

il y a 2 semaines


Brussel, Belgique GTT Communications, Inc. Temps plein

Position Title: Network Security Architect

Location: US or Europe

About GTT:

GTT provides secure global connectivity, improving network performance and agility for your people, places, applications, and clouds. We operate a global Tier 1 internet network and provide a comprehensive suite of cloud networking and managed solutions that utilize advanced software-defined networking and security technologies.

We serve thousands of businesses with a portfolio that includes SD-WAN and other WAN services, internet, security, and voice services. Our customers benefit from a customer-first service experience underpinned by our commitment to operational excellence. For more information on GTT, please visit .

Role Summary:

We are seeking an experienced and highly skilled Network Security Architect to join our dynamic Core network engineering team. The ideal candidate will be responsible for designing, implementing, and maintaining our organization's network security infrastructure. The Network Security Architect will play a critical role in safeguarding our systems and data against potential threats, ensuring the confidentiality, integrity, and availability of information.

Duties and Responsibilities:

Network Security Design:

Develop and implement comprehensive network security architectures, including firewalls, intrusion detection/prevention systems, VPNs, NetFlow and other security technologies. Design and deploy security solutions to protect against advanced threats and vulnerabilities.

Security Policy and Compliance:

Define and enforce network security policies, standards, and procedures to ensure compliance with industry regulations and organizational requirements.

Conduct regular security assessments and audits to identify and address potential vulnerabilities.

Incident Response and Investigation:

Lead incident response activities in the event of a security breach, coordinating with cross-functional teams to contain and mitigate the impact. Conduct post-incident analysis and implement measures to prevent future occurrences.

Collaboration and Communication:

Work closely with other IT teams, including network, systems, and application teams, to integrate security measures into overall IT architecture. Communicate complex security concepts to technical and non-technical stakeholders.

Emerging Technologies and Threat Landscape:

Stay abreast of the latest security technologies, industry trends, and threat intelligence to proactively identify and address emerging risks. Evaluate and recommend new security tools and technologies to enhance the organization's security posture.

Required Experience/Qualifications:

Bachelor’s degree in computer science, Information Technology, or related field. Proven experience as a Network Security Architect or in a similar role. Deep understanding of network protocols, architecture, and security principles. Hands-on experience with firewall, VPN, IDS/IPS, and other security technologies. Strong knowledge of security best practices, risk management, and compliance standards. Excellent analytical and problem-solving skills with attention to detail. Effective communication and interpersonal skills.

Desirable Experience/Qualifications:

Master's degree or relevant certifications (e.g., CISSP, CISM, CCNP Security) is a plus.

Core Competencies

Products and Services: Knowledge of major products and services and product and service groups; ability to apply knowledge of product and service appropriately to diverse situations. Decision Making and Critical Thinking: Knowledge of the decision-making process and associated tools and techniques; ability to accurately analyze situations and reach productive decisions based on informed judgment. Effective Communications: Understanding of effective communication concepts, tools, and techniques; ability to effectively transmit, receive, and accurately interpret ideas, information, and needs through the application of appropriate communication behaviors. Managing Multiple Priorities: Knowledge of effective self-management practices; ability to manage multiple concurrent objectives, projects, groups, or activities, making effective judgments as to prioritizing and time allocation. IP Network Engineering: Knowledge of the processes, tools, and techniques for IP network engineering; ability to utilize and manage IP applications for the construction, operations and support of IP-based networks and infrastructure. Network Architecture and Design: Knowledge of the process, tools and methods for network architecture and design; ability to capture requirements and translate them into blueprints for wireline, wireless and hybrid network infrastructure. Network Engineering: Knowledge of the processes, tools, and technologies for network engineering; ability to utilize and manage these for planning, designing, construction and support of wireline and wireless networks. Telecom Platforms and Technologies: Knowledge of the architecture of various telecom platforms; ability to manage technologies and systems for providing telecommunications networks and services. Telecom Product Development: Knowledge of telecom product development; ability to manage the process of enhancing existing or developing new telecom products and services. Virtualization Services: Knowledge of the issues, regulations, business practices, and operations of virtualization services; ability to create and support a virtual environment that separates the physical infrastructure from the logical processing.

Universal Competencies

Continuous Improvement: Knowledge of transformation initiatives to drive fundamental changes, enhance responsiveness and efficiency to core business practices. Ability to drive cultural changes from best effort to results oriented. Customer First (Non-Customer Facing): Knowledge of internal customer interactions, creating a culture of accountability, collaboration, and partnership. Ability to build an environment supporting internal customer value creation at every level. Operational Excellence: Understanding the system-driven processes for consistency and scalability. Ability to re-focus processes and systems from integration activity to maximizing a positive customer impact and anticipating future trends.

EEO Statement

GTT provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability, or genetics. In addition to federal law requirements, GTT complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

GTT expressly prohibits any form of workplace harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status. Improper interference with the ability of GTT’s employees to perform their job duties may result in discipline up to and including discharge.


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