Proofpoint Sme- Sc Cleared Or Sc Eligible

Vallum Associates; Wokingham; On-site; GBP 88,000 - 132,000; Full time

Job summary

Vallum Associates is seeking an experienced Proofpoint SME to lead design, deployment, and optimization of Proofpoint security solutions within a large enterprise environment. You will manage email security policies, SPF/DKIM/DMARC configurations, and respond to threats across Microsoft 365 ecosystems.

The role requires 8+ years in cyber security with 4+ years hands-on Proofpoint experience, strong incident response skills, and collaboration with SOC and infrastructure teams.

Qualifications

• 8+ years in Cyber Security or Enterprise Security Administration.
• 4+ years hands-on with Proofpoint solutions (PEP, TRAP, DLP)
• Experience with Microsoft 365 / Exchange Online and SIEM platforms.

Responsibilities

• Lead design, deployment, and optimization of Proofpoint security solutions.
• Configure and maintain SPF, DKIM, DMARC.
• Monitor and respond to email-based security incidents.
• Collaborate with SOC, Infra, and Microsoft 365 teams on security initiatives.
• Develop operational procedures and technical documentation.
• Provide L3/L4 support and mentor junior engineers.

Skills

Proofpoint SME

Email Security

Threat Analysis

Incident Response

PowerShell

Python

Tools

Splunk

Microsoft Sentinel

QRadar

Exchange Online

Exchange Server

Job description

Job Title: Proofpoint SME- SC Cleared or SC Eligible

Location: Wokingham UK (3Days/Week Onsite)

Duration: 6Months+ Contract

Rate: 550 Inside IR35

The Role

We are seeking an experienced Proofpoint Subject Matter Expert (SME) to lead the design, implementation, administration, and optimization of Proofpoint security solutions within a large enterprise environment. The ideal candidate will possess deep expertise in email security, threat protection, data loss prevention (DLP), and email authentication technologies, ensuring robust protection against phishing, malware, and other cyber threats.

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 Threat Response Auto-Pull (TRAP)
  • 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.
• 8+ years of experience in Cyber Security, Messaging Security, or Enterprise Security Administration.
• 4+ years of hands-on experience with Proofpoint solutions.
  • Anti-Phishing Controls
  • Email Gateway Technologies
• Experience with:
  • Microsoft 365 / Exchange Online
  • Exchange Server
  • SMTP Routing
  • Mail Flow Architecture
  • SPF
  • DKIM
  • DMARC
• 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.
• 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)