Proofpoint SME

Infoplus Technologies UK Ltd; Wokingham; Hybrid; GBP 90,000 - 130,000; Full time

Job summary

Infoplus Technologies UK Ltd is seeking a Proofpoint SME in Wokingham, UK. This hybrid role focuses on designing, deploying, and maintaining Proofpoint email security platforms and related technologies. You will manage email security policies, threat detection rules, and respond to security incidents.

Requirements include 8+ years in cyber security or enterprise security administration and 4+ years of hands-on Proofpoint experience. Collaboration with SOC and M365 teams is essential.

Qualifications

• 8+ years of experience in Cyber Security, Messaging Security, or Enterprise Security Administration.
• 4+ years hands-on experience with Proofpoint solutions.

Responsibilities

• Serve as the primary SME for the Proofpoint platform and related email security technologies.
• Design, deploy, configure, and maintain Proofpoint solutions including PEP, TAP, TRAP, EFD, and Information Protection/DLP.
• Manage email security policies, spam filtering, malware protection and threat detection rules.
• Monitor, investigate, and respond to email-based security incidents.
• Configure SPF, DKIM, DMARC and maintain email authentication protocols.
• Perform platform upgrades, health checks, troubleshooting, and performance tuning.
• Collaborate with SOC, Security Operations, Infrastructure, and M365 teams on security initiatives.
• Develop operational procedures, knowledge articles, and technical documentation.
• Support audits, compliance activities, and security reviews.
• Provide L3/L4 technical support and mentor junior security engineers.

Skills

Cyber Security

Proofpoint Expertise

Email Security

Threat Intelligence

Tools

Proofpoint

Job description

Role: Proofpoint SME

Location: Wokingham, UK (Hybrid)

Duration: 6 months

The Role

Your Key Responsibilities

• Serve as the primary SME for the Proofpoint platform and related email security technologies.
• Design, deploy, configure, and maintain Proofpoint solutions, including:
  • Proofpoint Email Protection (PEP)
  • Proofpoint Targeted Attack Protection (TAP)
  • Proofpoint Threat Response Auto-Pull (TRAP)
  • Proofpoint Email Fraud Defense (EFD)
  • Proofpoint Information Protection/DLP
• Manage email security policies, spam filtering, malware protection, and threat detection rules.
• Monitor, investigate, and respond to email-based security incidents.
• Configure and maintain email authentication protocols:
• SPF
• DKIM
• DMARC
• Conduct threat analysis and provide recommendations to enhance email security posture.
• Perform platform upgrades, health checks, troubleshooting, and performance tuning.
• Collaborate with SOC, Security Operations, Infrastructure, and Microsoft 365 teams on security initiatives.
• Develop operational procedures, knowledge articles, and technical documentation.
• Support audits, compliance activities, and security reviews.
• Provide L3/L4 technical support and mentor junior security engineers.

Essential Skills / Qualification / Experience

• 8+ years of experience in Cyber Security, Messaging Security, or Enterprise Security Administration.
• 4+ years of hands‑on experience with Proofpoint solutions.

Strong Expertise in

• Email Security
• Anti-Phishing Controls
• Email Gateway Technologies
• Threat Intelligence
• Data Loss Prevention (DLP)

Experience with

• Microsoft 365/Exchange Online
• Exchange Server
• SMTP Routing
• Mail Flow Architecture
• Hands‑on knowledge of SPF, DKIM, DMARC, and email fraud prevention.
• Experience in security incident investigation and remediation.
• Strong understanding of malware analysis and advanced email threats.
• Familiarity with SIEM platforms such as Splunk, Microsoft Sentinel, or QRadar.
• Knowledge of Scripting/automation using PowerShell or Python is desirable.

Key Competencies

• Strong analytical and troubleshooting skills.
• Stakeholder management and communication skills.
• Incident management and problem-solving capability.Ability to work in a high-pressure operational environment.
• Excellent documentation and knowledge-sharing skills.

Security Clearance (Preferred)

SC Cleared or SC Eligible (preferred for customers supporting Critical National Infrastructure, Utilities, or Government programs)