Senior Cyber Security Engineer (Endpoint) - Mandatory NATO Clearance

Founded in 2020, Coop-R, a subsidiary of the Infogène Group, is a consulting agency specialized in IT services, with a particular focus on the field of Big Data.

After founding and growing several successful companies - some of which have surpassed the 100-employee mark - Antoine decided to join forces to create the future leading company in DATA technologies.

Our vision: to co-build a structure of experts where intrapreneurship, knowledge-sharing, and a human-centered approach are the fundamental pillars.

We are looking for a Cyber Security Engineer (Endpoint) to support critical missions within NATO. You will be part of a multidisciplinary international team, contributing to the development and maintenance of secure, high-availability applications in support of NATO operations.

Role & Responsibilities

Primary Responsibilities:

• Provide NATO-wide support for endpoint protection solutions, including anti-malware, removable media control, Data Loss Prevention (DLP), disk wiping, and hard drive encryption technologies.
• Manage the full software lifecycle for a variety of enterprise-grade endpoint protection tools-covering release management, testing, distribution, and maintenance.
• Define, test, and document configuration settings and deployment guidelines for use across NATO sites and nations.
• Contribute to the creation and maintenance of configuration, installation, and user documentation.
• Monitor the cybersecurity threat landscape-particularly malware trends-and track developments in emerging endpoint protection technologies.
• Perform configuration audits to ensure compliance with COMPUSEC measures, directives, and procedures across NATO CIS endpoints.
• Provide expert advice and technical support to NATO CIS administrators and IT security officers regarding endpoint protection.
• Support the NATO Cyber Security Centre (NCSC) by providing security analyst expertise for incident handling and response.
• Maintain and update endpoint security configurations and associated documentation for NATO CIS systems.
• Review technical documentation intended for publication or delivery to NCIA customers as part of project outputs.
• Offer cybersecurity consulting and guidance to projects, plans, and technical teams.
• Collaborate with system and network administrators to ensure alignment with security architecture requirements.
• Contribute to the daily achievement of team goals and objectives.

Requirements Description

Mandatory Qualifications and Experience:

1. Extensive practical experience (minimum 4 years) with Trellix (formerly McAfee) antimalware products, particularly ePolicy Orchestrator (ePO) and Endpoint Security (ENS).
2. Proven experience (minimum 4 years) in maintaining, operating, and troubleshooting Trellix security solutions.
3. Demonstrated capability in managing the full lifecycle of Trellix products, including:

• Tracking and testing new software releases
• Updating and optimizing configurations to meet industry best practices and NATO security requirements
• Maintaining up-to-date documentation
• Coordinating and supporting the implementation of required changes
• Leading change management processes

Technical Skills and Knowledge:

1. Proficient in writing and editing ENS Expert Rules.
2. Hands-on experience in systems and tools administration within Windows environments.
3. Skilled in diagnosing and resolving issues in complex Windows infrastructures.
4. Capable of providing enterprise-wide support for Trellix products.
5. Ability to develop and maintain technical documentation and configuration standards for Trellix tools.
6. Experience liaising with vendors and providing Level 3 technical support.
7. Solid understanding of computer and communications security principles, networking, and vulnerabilities in modern operating systems and applications.
8. Excellent written and verbal communication skills, with the ability to clearly present complex technical issues to diverse audiences.
9. Proven ability to work independently, follow internal processes, and operate effectively within the NCSC chain of command.

Desirable Qualifications and Experience:

1. Familiarity and hands-on experience with one or more of the following Trellix products:

• Trellix Drive Encryption
• Trellix File and Removable Media Protection (FRP)
• Trellix Data Loss Prevention (DLP)
• Trellix Application and Change Control

1. Understanding of operational and technical constraints specific to NATO network environments.
2. Experience troubleshooting Linux-based infrastructures.
3. Prior involvement in implementation projects within NATO or national military organizations.

Working Conditions: Standard office environment.

Travel Requirements: No travel is currently anticipated for this position.

Security Clearance: A valid NATO SECRET security clearance is required.