Cybersecurity Administrator

• Level of educationBac+3
• EmployabilityGood
• Starting salary€2,900 gross
• Experienced salary€5,000 gross
• MobilityGood
• ROME codeM1801
• FAP codesM0Z60, M1Z81, M2Z90

Why is the cybersecurity administrator essential?

In a world where cyberattacks are increasingly frequent and sophisticated, companies face a major challenge: protecting their information systems against ever more complex threats. In this context, the cybersecurity administrator plays a leading strategic role. Their task is to guarantee the security of network infrastructure, servers and connected devices, anticipating and responding to vulnerabilities that could jeopardise business continuity.

The cybersecurity administrator must put suitable defence mechanisms in place, such as firewalls, intrusion detection systems, network monitoring tools and identity and access management strategies. They make sure security protocols are followed and that systems and applications are updated regularly to prevent security flaws from being exploited.

Another crucial dimension of the role is crisis management when an incident occurs. In the event of an attack, the cybersecurity administrator coordinates the rapid response, analyses the causes of the breach and puts corrective measures in place to prevent it from happening again. They often work with other technical teams, security managers and decision-makers to limit the impact of a cyberattack.

Finally, the cybersecurity administrator must constantly keep an eye on technological developments and new cybersecurity trends in order to keep strengthening the company’s defences. Their expertise not only protects existing systems but also supports future projects by making sure they meet security standards.

In short, the cybersecurity administrator is an essential pillar in the fight against cyber threats, guaranteeing the security of information systems and the continuity of the company’s business.

What is a cybersecurity administrator?

The cybersecurity administrator plays a crucial role in protecting an organisation’s information systems. As the person responsible for installing, managing and maintaining IT security solutions, they ensure that every layer of the digital infrastructure is protected against cyberattacks and intrusions.

Installing and managing security solutions

One of the cybersecurity administrator’s first responsibilities is to select and deploy security tools suited to the organisation’s needs. This includes setting up firewalls, intrusion detection and prevention systems (IDS/IPS), antivirus software and encryption solutions. Once the solutions are installed, they must configure them correctly to ensure optimal protection. They also make sure these tools are updated regularly to counter emerging threats.

Monitoring networks and systems

Constant network monitoring is an integral part of the cybersecurity administrator’s role. Using specialised monitoring tools, they analyse data flows in real time to identify any suspicious or abnormal activity. This may include unauthorised login attempts, unusual encrypted communications or signs of malicious behaviour. This proactive monitoring lets them detect security flaws quickly and prevent attacks before they cause serious damage.

Threat analysis

The cybersecurity administrator must also be able to analyse potential threats and assess their severity. When a vulnerability or intrusion attempt is detected, they carry out an in-depth analysis to determine the origin of the threat, the attack method and the data or systems that may have been compromised. This analysis makes it possible to put suitable protection measures in place, strengthen security barriers and ensure the resilience of the company’s IT systems.

Incident response

When a security incident occurs, the cybersecurity administrator must act quickly to limit the damage. This may include isolation measures, restoring systems from backups or disabling certain connections. After an incident, the administrator investigates to understand the causes of the attack and implements the necessary corrective actions. They may also work with other teams (legal team, crisis management team) to determine the impact and manage communication about the incident.

Constant vigilance and responsiveness

The cybersecurity administrator’s role requires vigilance at every moment. Cyber threats are constantly evolving, and the administrator must keep a constant watch to detect any new vulnerability. Their responsiveness is essential to fend off any attack attempt. As well as reacting quickly to incidents, they must also be able to anticipate risks by carrying out regular security audits and helping to implement proactive defence strategies, such as attack simulations (penetration tests).

Main duties of a cybersecurity administrator

• Configuring and managing security tools: firewalls, VPNs, antivirus, IDS/IPS.
• Monitoring and analysis: following system logs and detecting suspicious activity.
• Incident management: responding quickly to cyberattacks, analysing flaws and implementing corrective solutions.
• Updating systems: applying security patches.
• Awareness: training users in IT security.

A typical day as a cybersecurity administrator

1. MorningThey review the monitoring dashboards and the overnight alerts, then check that scheduled backups and updates ran correctly.
2. Late morningThey handle requests from other teams: opening firewall rules, granting or removing access rights, setting up a VPN.
3. AfternoonThey move a project forward, such as deploying a new detection tool or hardening servers, and apply urgent security patches.
4. End of the dayThey document their work, catch up with the CISO and spend time keeping track of newly disclosed vulnerabilities.

When an incident occurs, the pace changes: they isolate the affected systems and work with the incident response team until normal operations resume.

Essential skills to become a cybersecurity administrator

Technical skills:

• Command of networks (TCP/IP, DNS, VPN protocols).
• Expertise in security tools (firewalls, EDR systems).
• Knowledge of operating systems (Windows, Linux).
• Ability to carry out security audits.

Soft skills:

• Responsiveness: the ability to act quickly when incidents occur.
• Organisation: prioritising critical tasks.
• Analytical mind: identifying vulnerabilities.

Which training to become a cybersecurity administrator?

• Bac+2 to Bac+5: BUT/BTS in IT, university master’s degree in cybersecurity.

Professional certifications:

• CompTIA Security+
• CCNA Security
• Certified Information Systems Security Professional (CISSP).

What is the salary of a cybersecurity administrator?

Career prospects for a cybersecurity administrator

• Chief information security officer (CISO).
• Security architect.
• Cybersecurity consultant.
• Security project manager.

These positions offer greater responsibility and wider professional recognition.

Why is this job in high demand?

Rising cyberattacks and the digital transformation of companies are creating growing needs for cybersecurity experts. Cybersecurity administrators are therefore essential to anticipate, detect and counter these threats.

Cybersecurity administrator or SOC analyst: what’s the difference?

The two jobs work closely together, but their roles are different:

FAQ: answers to your questions

Which tools does a cybersecurity administrator use most?

Firewalls, SIEM solutions (such as Splunk), endpoint management tools and VPNs.

Is it possible to move into this job after a career change?

Yes, with certifications such as CompTIA Security+ or specialised training.

What is the difference between a cybersecurity administrator and a SOC analyst?

The administrator manages and maintains security tools, while the SOC analyst focuses on monitoring and analysing threats.

Which specific programmes does CSB.SCHOOL offer?

A complete programme in information systems security, with hands-on modules and preparation for certifications.