hirly

Spektrum

Linux Cyber Security Engineer

Mons, Belgium

See how you match this job — and similar ones. Free.

Upload your resume and hirly scores it against this role at Spektrum first, then against similar open jobs, and shows where you fit and why.

PDF or DOCX, up to 12MB. No sign-up to see your matches.

Get past the screening software and onto a recruiter's desk

hirly rewrites your resume for this job — matching the keywords and skills in the posting, moving your most relevant experience to the top, and writing a cover letter to fit. About 30 seconds.

  • Keywords matched to this posting
  • Fit score before you apply
  • Cover letter included

Matched against 2.6M live jobs from 210,000+ employers in 200+ countries.

Tailor my resume for this job →

Apply from your AI assistant

Connect hirly to Claude or ChatGPT and ask it to apply to this job. hirly tailors your resume, fills the employer’s form and asks before sending.

Some employer sites stop an application at a CAPTCHA or sign-in and hand it back with a link. Applying needs a paid plan. Works with any assistant that supports MCP.

hirly's read of this role

Role family
Engineering
Seniority
Mid level
Country
BE
Work mode
On-site / unstated
First seen by hirly
26 Oct 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

Spektrum supports apex purchasers (NATO, UN, EU, and National Government and Defence) and their Tier 1 supplier ecosystem with a wide range of specialist services. We provide our clients with professional services, specialised aerospace and defence sales, delivery, and operational subject matter expertise. We are looking for personnel to join our team and support key client projects.

Who we are supporting

The NATO Communication and Information Agency (NCIA) is responsible for providing secure and effective communications and information technology (IT) services to NATO's member countries and its partners. The agency was established in 2012 and is headquartered in Brussels, Belgium.

The NCIA provides a wide range of services, including:

Cyber Security: The NCIA provides advanced cybersecurity solutions to protect NATO's communication networks and information systems against cyber threats.

Command and Control Systems: The NCIA develops and maintains the systems used by NATO's military commanders to plan and execute operations.

Satellite Communications: The NCIA provides satellite communications services to enable secure and reliable communications between NATO forces.

Electronic Warfare: The NCIA provides electronic warfare services to support NATO's mission to detect, deny, and defeat threats to its communication networks.

Information Management: The NCIA manages NATO's information technology infrastructure, including its databases, applications, and servers.

Overall, the NCIA plays a critical role in ensuring the security and effectiveness of NATO's communication and information technology capabilities.

The program

Assistance and Advisory Service (AAS)

The NATO Communications and Information Agency (NCI Agency) is NATO’s principal C3 capability deliverer and CIS service provider. It provides, maintains and defends the NATO enterprise-wide information technology infrastructure to enable Allies to consult together under Article IV, and, when required, stand together in the face of attack under Article V.

To provide these critical services, in the modern evolving dynamic environment the NCI Agency needs to build and maintain high performance-engaged workforce. The NCI Agency workforce strategically consists of three major categorise's: NATO International Civilians (NIC)'s, Military (Mil), and Interim Workforce Consultants (IWC)'s. The IWCs are a critical part of the overall NCI Agency workforce and make up approximately 15 percent of the total workforce.

Role ID – C005338

Role Duties and Responsibilities

Under the direction of the Section Head of Gateway Security Services the contractor shall perform the following activities:

Central system administration and configuration of Guards and Data Diodes to ensure continuing functionality and availability.

Hardware and software systems installation and configuration b. Implementation and verification of guards and data diode configuration to meet customer cross-domain data exchange requirements

Adaptation of release markings and/or email attachment types

configuration of additional cross-domain flows

User and access management

Monitor system performance and availability

Analyze, troubleshoot and resolve application issues

Development of automation scripts to meet day to day system administration tasks

Updating of Guard and Data Diode software/patches

Monitor patch releases

Test new software and patches

Support A2SL process for approval of software updates

installation and configuration of software and patch updates

Documentation of Guards and Data Diode systems

Development of SOPs and other documentation for repetitive activities

Produce and maintain comprehensive documentation for all implemented systems

Operational support of Guards and Data Diodes

Technical support in troubleshooting infrastructure and operational issues

Collaboration with other teams for a successful resolution;

Provide technical support and guidance by answering end-user requests to identify issues in secure cross-domain data exchange

Essential Skills, Experience and Certifications

At least 3 years practical experience in cyber security or related field

Extensive knowledge and experience (min 3 years) in the following areas:

Linux System Administration (preferred RedHat Enterprise Linux)

Scripting/Automation (Bash, Python, Ansible)

Other Boundaries Protections Devices such as firewalls

System security, including hardening and SELinux

System monitoring and troubleshooting

Experience with network protocols and traffic analysis

Ability to troubleshoot complex network security issues

LAN/WAN networking including protocol network architecture

TCP/IP protocols and services

Strong stakeholder management skills – can demonstrate evidence of developing and maintaining strong and effective relationships with internal stakeholders at all levels in an organization.

Flexible and adaptable; able to work in ambiguous situations.

Very good communication and analytical skills.

Relevant certifications in cyber security, such as Certified Information Security Manager (CISM), Certified Information Systems Security Professional (CISSP) or GIAC Security.

Desirable Skills, Experience and Certifications

Experience in working for or supporting a military or governmental organization

Understanding of Information Security Practices relating to the Confidentiality, Integrity and Availability of information (CIA triad.)

Education

A minimum requirement of a Bachelor's degree at a nationally recognised/certified University in a related discipline and 3 years post-related experience;

Or exceptionally, the lack of a university degree may be compensated by the demonstration of a candidate's particular abilities or experience that is/are of interest to NCIA, that is, at least 10 years extensive and progressive expertise in duties related to those in this Statement of Work.

Working Location

Mons, Belgium

Working Policy

Hybrid

May be exceptionally permitted to perform work remotely, from a different NATO nation than the duty location, subject to prior approval by their Resource Manager (to which they will be assigned upon contract start) and the Section Head GSS.

They may work from their home in the duty location subject to the NCIA teleworking policy and in coordination with the Section Head GSS.

Travel

They may be required to travel to NCIA locations (to include NATO exercises) for in-person or department meetings. In such cases the contractor will be reimbursed for travel costs according to NATO regulations for traveling on NATO duty.

Security Clearance

Valid National or NATO Secret personal security clearance

Original posting on Spektrum's site ↗

Listed on hirly, a job board. hirly is not the employer: Spektrum is hiring for this role.

Browse similar roles

Want this one?

Upload your resume and hirly rewrites it for this job and writes the cover letter — in about thirty seconds, before you sign up.

Tailor my resume for this job