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Staff Security Engineer, Cloud and Network Security, Cork
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Client:
Proofpoint
Location:
Cork, Ireland
Job Category:
Other
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EU work permit required:
Yes
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Job Reference:
f34ae8bf1d1b
Job Views:
3
Posted:
30.06.2025
Expiry Date:
14.08.2025
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Job Description:
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
Corporate Overview
Proofpoint is a leading cybersecurity company protecting organizations’ greatest assets and biggest risks: vulnerabilities in people. With an integrated suite of cloud-based solutions, Proofpoint helps companies around the world stop targeted threats, safeguard their data, and make their users more resilient against cyber-attacks. Leading organizations of all sizes, including more than half of the Fortune 1000, rely on Proofpoint for people-centric security and compliance solutions mitigating their most critical risks across email, the cloud, social media, and the web.
We are singularly devoted to helping our customers protect their greatest assets and biggest security risk: their people. That’s why we’re a leader in next-generation cybersecurity. Protection Starts with People. #Proofpoint.
The Role
We are looking for a seasoned Staff Security Engineer to lead security initiatives across our Cloud, Enterprise IT infrastructure and network security architecture. This role is critical to ensuring the confidentiality, integrity, and availability of our corporate systems and data. The ideal candidate will bring a strategic mindset, hands-on expertise, and the ability to work across IT, security, and business teams to strengthen our overall security posture.
Based in Cork, this key role will drive key product and application security engineering initiatives for Proofpoint Product portfolio.
Key Responsibilities
• Enterprise IT Security: Design and implement security controls for endpoint management, identity and access management (IAM), mobile device management (MDM), and SaaS platforms
• Network Security: Develop and manage secure network architectures including firewalls, VPNs, IDS/IPS, NAC, and segmentation strategies
• Zero Trust & Access Control: Architect and enforce Zero Trust principles across networks and enterprise systems
• Monitoring & Incident Response: Lead detection and response capabilities for enterprise and network threats, including SIEM tuning and security analytics
• Risk & Compliance: Conduct risk assessments, policy enforcement, and ensure compliance with standards such as NIST, ISO 27001, SOC 2, and internal security policies
• Automation & Hardening: Automate infrastructure security tasks and enforce system hardening and configuration baselines
• Collaboration & Leadership: Partner with IT, legal, compliance, and business stakeholders to drive security strategy and execution
• Mentorship: Guide junior engineers and IT team members in secure practices and technology choice
What You Bring to the Team
• Extensive IT security and network engineering roles, with increasing responsibility
• Technical Skills: Deep knowledge of enterprise IT environments, Active Directory, networking protocols, VPNs, firewalls, endpoint security, and patch management
• Security Tools: Familiarity with SIEMs, EDR solutions, vulnerability scanners, MDM platforms, and network security appliances
• Certifications: Relevant certifications (e.g., CISSP, CISM, CCNP Security, GIAC) are a strong plus
• Soft Skills: Excellent problem-solving, communication, and stakeholder management skills.
Why Proofpoint
Protecting people is at the heart of our award-winning lineup of cybersecurity solutions, and the people who work here are the key to our success. We’re a customer-focused and a driven-to-win organization with leading-edge products. We are an inclusive, diverse, multinational company that believes in culture fit, but more importantly ‘culture-add’, and we strongly encourage people from all walks of life to apply.
We believe in hiring the best and the brightest to help cultivate our culture of collaboration and appreciation. Apply today and explore your future at Proofpoint! #LifeAtProofpoint
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If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
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