Find your next tech and IT Job or contract Cybersecurity

🔎 Recrutement – Expert Messagerie / Cisco IronPort (H/F) Dans le cadre d'une mission longue durée en Île-de-France, nous recherchons un(e) Expert(e) Messagerie / Cisco IronPort – Niveau Senior pour intervenir au sein d'un environnement grand compte international. 🎯 Vos missions : Définition des architectures techniques de messagerie HLD / LLD Administration et évolution des infrastructures Cisco ESA / IronPort Gestion du SMTP Routing et des mécanismes de sécurité DMARC, DKIM, SPF, S/MIME Gestion des incidents, changements et support L3 Optimisation du monitoring et des opérations d'administration Développement de scripts et automatisation avec PowerShell Rédaction des procédures d'installation et d'exploitation Participation aux projets d'intégration et de migration d'infrastructures de messagerie.. 🛠 Compétences recherchées : Expertise confirmée Cisco ESA / IronPort ⭐ indispensable Excellente maîtrise SMTP, DMARC, DKIM, SPF, S/MIME Sécurité messagerie / Sandboxing PowerShell, IIS Solide expérience en infrastructures et environnements de production critiques Capacité à intervenir sur des sujets d'architecture et de support Niveau 3 📍 Localisation : Île-de-France 🏠 Télétravail : 50 % 📅 Mission : Longue durée 🎯 Séniorité : Expert / Senior #CiscoIronPort #CiscoESA #Messaging #EmailSecurity #Infrastructure #SMTP #PowerShell #CyberSecurity #Freelance #ITJobs

Network Security Engineer (Eligible for SC Clearance) Competitive Salary + Annual Bonus + Private Healthcare + Pension + Progression + Gym Membership + Full Training London Are you an experienced Network Security Engineer looking to take ownership of network security across complex global systems while working with cutting-edge satellite and communications technology? This is a fantastic opportunity to join a well-established and growing engineering organisation, where you will play a key role in developing and implementing security strategies across both internal and customer environments. You will work closely with compliance and engineering teams to embed robust security practices into daily operations and ensure systems are protected against evolving threats. In this role, you will be responsible for designing, implementing, and maintaining security solutions while actively monitoring threats and responding to incidents. You will utilise tools such as SIEM, IDS/IPS, and vulnerability management platforms to maintain the integrity of networks, as well as carry out investigations into security events and recommend improvements. The ideal candidate will have strong hands-on experience across multi-vendor network environments, with a deep understanding of cybersecurity frameworks and compliance standards such as ISO27001. This position offers a varied and technically engaging workload alongside opportunities to mentor colleagues and contribute to ongoing security improvements. The Role: Design, implement and maintain network security solutions across internal and customer systems Monitor security tools (SIEM, IDS/IPS) and respond to incidents and vulnerabilities Provide third-line support and act as a key escalation point for security issues Develop and maintain security policies, procedures, and documentation Collaborate with internal teams to improve security across infrastructure The Person: Strong experience with Cisco and Juniper networking technologies Proven background in cybersecurity tools including SIEM, IDS/IPS and penetration testing Knowledge of ISO27001, GDPR and security frameworks Ability to troubleshoot and resolve complex security issues independently Reference Number:BBBH276007 Rise Technical Recruitment Ltd acts an employment agency for permanent roles and an employment business for temporary roles. The salary advertised is the bracket available for this position. The actual salary paid will be dependent on your level of experience, qualifications and skill set and will be decided by our client, the employer. Rise are not responsible or liable for any hiring decisions made by the end client. We are an equal opportunities company and welcome applications from all suitable candidates.