First Line Security Event Analyst (FLSEA) 6

Interim Work Capacity Request No.

 

C003259/4

 

21-SEP-2026

 

(This is not an order)

 

Reference to Our Request No.: C003259/4

 

Statement of Work

 

Requirement Title: First Line Security Event Analyst (FLSEA) 6

 

Requirements Description: As a First Line Security Event Analyst (FLSEA), the incumbent will

 

perform initial analysis of logs and network traffic, determine alert

 

severity and escalate when required. The analyst will collate

 

information and present findings in a clear, structured format,

 

providing remediation recommendations and first line response

 

where applicable.

 

Main responsibilities:

 

- Conduct research and assessments of security events within

 

NATO Cyber Security Centre (NCSC)team

 

- Provide analysis of firewall, IDS, anti-virus and other network

 

sensor produced events and present findings

 

- Appropriately leverage the comprehensive extended toolset (e.g.

 

Log Collection, Intrusion Detection, Packet Capture, VA, Network

 

Devices etc.) for enhancing investigations

 

- Support the end-to-end Incident Handling process

 

- Propose optimisations and enhancements which help to both

 

maintain and improve NATO's Cyber Security posture

 

Duties & Role:

 

Requirements Description: A university degree in a technical subject with a focus on

 

Information Technology (IT), obtained from a nationally

 

recognised/certified institution in addition to a minimum of 1 year

 

experience in the field of cyber security analysis. The lack of a

 

degree may be compensated by at least 3 years of relevant

 

experience in field of cyber security analysis. Similarly, candidate's

 

lacking experience can compensate by demonstrating a high level

 

of knowledge in the field of cybersecurity.

 

Mandatory

 

- Comprehensive knowledge of the principles of computer and

 

communications security including knowledge of TCP/IP

 

networking, Windows and Linux operating systems

 

- Broad understanding of common network security threats

 

and mitigation techniques

 

- Experience in the following:

 

- Security Information and Event Management products

 

(SIEM) – e.g. ArcSight, Splunk

 

- Analysis of Network Based Intrusion Detection Systems

 

(NIDS) events– e.g. SourceFire, Palo Alto Network Threat

 

Skill, Knowledge & Experience:

 

Prevention

 

- Log analysis from a variety of sources (e.g. Firewalls,

 

Proxies, Routers, DNS and other security appliances)

 

- Network traffic capture analysis using Wireshark

 

- Logical approach to analysis and ability to perform structured

 

security investigations using large, complex data sets

 

- Good written and spoken communication skills

 

- Ability to work independently and as part of a team

 

Desirable

 

- Holding industry leading certification in the area of cyber

 

security such as GCIA, GNFA, GCIH

 

- Computer Incident Response Centre (CIRT), Computer

 

Emergency Response Team (CERT)

 

- Proficiency in Intrusion/Incident Detection and Handling

 

- Experience in the following areas:

 

Full Packet Capture systems – e.g. Niksun, RSA/NetWitness

 

Host Based Intrusion Detection Systems (HIDS)

 

Computer security tools (Vulnerability Assessment, Anti-virus,

 

Protocol Analysis, Anti-Virus, Protocol Analysis, Anti-Spyware,

 

etc.)

 

Computer forensics tools (stand alone, online and network)

 

Military communication systems and networks

 

Equivalent NATO Grade:

 

IWC Work Location: Mons, BE

 

Full time on-site: Yes

 

Duration of the requirement

 

Required Start Date: 01-NOV-2026

 

End Contract Date: 30-DEC-2026

 

Total Scope of the request (hours): 561

 

Specific Working Conditions: Normal Office Conditions

 

Required Security Clearance: NATO Secret