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- Tasks: Lead and support SMTP design and build for on-premises deployment.
- Company: Join a dynamic team focused on innovative email solutions.
- Benefits: Enjoy remote work flexibility with occasional travel perks.
- Why this job: Be part of a crucial project impacting secure email communication.
- Qualifications: Experience with Postfix, Linux, and SMTP required; strong communication skills essential.
- Other info: Active SC clearance needed; competitive rate of £575 per day.
The predicted salary is between 45000 - 75000 £ per year.
Role Title: Simple Mail Transfer Protocol (SMTP) Architect / SME
Location: Remote – Occasional Travel to client site in Warwick.
Duration: 15/09/2025 with potential to extend and join Build team.
Clearance: Active SC / SC Eligible
Rate: £575 per day – PAYE via Umbrella Only
Role Description:
Urgently required to lead/support SMTP Detailed Design and maybe build.
Must have experience of Postfix. A Linux SME with knowledge of RHEL and Dovecot/Postfix with emphasis on Message Transfer Agent \”satellite\” configuration for on-premises deployment and operating between closed domains (i.e. no SaaS or email gateway to internet). The SME is responsible for the low level design and build documents for a Red Hat Postfix satellite MTA and to implement the solution.
Key Skills:
- Strong understanding of SMTP and Message Transfer Agents
- Experience of Dovecot and Postfix
- Experienced in Low Level Design and Build documentation.
- Experienced in build and configuration on Linux within a Broadcom VCF (VMware virtual platform).
- Excellent communication and interpersonal skills.
- Strong understanding of security best practices.
- Strong understanding of DNS records and mail security and validation (MX, DKIM, DMARC)
Desirable Skills:
- Experience with on-premises-based mail solutions.
- Knowledge of hybrid on-premises to SaaS mail services
- Excellent coordination and collaboration with infrastructure teams.
- Understanding of security and risk implication around email relaying.
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Simple Mail Transfer Protocol (SMTP) Architect / SME employer: Experis - ManpowerGroup
Contact Detail:
Experis - ManpowerGroup Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Simple Mail Transfer Protocol (SMTP) Architect / SME
✨Tip Number 1
Make sure to brush up on your knowledge of Postfix and Dovecot, as these are crucial for the role. Consider setting up a small test environment to demonstrate your skills in configuring and managing these systems.
✨Tip Number 2
Familiarise yourself with low-level design documentation, as this will be a key part of your responsibilities. You might want to create sample documents that showcase your understanding of SMTP architecture and configuration.
✨Tip Number 3
Network with professionals in the field, especially those who have experience with on-premises mail solutions. Engaging in relevant forums or LinkedIn groups can provide insights and potentially lead to referrals.
✨Tip Number 4
Prepare to discuss security best practices related to email systems during your interview. Being able to articulate your understanding of DNS records and mail security protocols like DKIM and DMARC will set you apart.
We think you need these skills to ace Simple Mail Transfer Protocol (SMTP) Architect / SME
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights your experience with SMTP, Postfix, and Dovecot. Emphasise your skills in low-level design and build documentation, as well as your Linux expertise, particularly with RHEL.
Craft a Strong Cover Letter: In your cover letter, explain why you are the ideal candidate for the SMTP Architect role. Mention specific projects where you've successfully implemented similar solutions and how your skills align with the job requirements.
Showcase Relevant Experience: When detailing your work history, focus on roles that involved email systems, security best practices, and DNS records. Use quantifiable achievements to demonstrate your impact in previous positions.
Highlight Communication Skills: Since excellent communication and interpersonal skills are crucial for this role, provide examples of how you've effectively collaborated with teams or clients in past projects, especially in technical environments.
How to prepare for a job interview at Experis - ManpowerGroup
✨Showcase Your Technical Expertise
Make sure to highlight your experience with Postfix, Dovecot, and Linux during the interview. Be prepared to discuss specific projects where you've implemented SMTP solutions, focusing on low-level design and build documentation.
✨Demonstrate Communication Skills
Since excellent communication is key for this role, practice explaining complex technical concepts in simple terms. This will show that you can effectively collaborate with both technical and non-technical teams.
✨Understand Security Best Practices
Familiarise yourself with security protocols related to email, such as MX, DKIM, and DMARC. Be ready to discuss how you've implemented these practices in past roles to ensure secure email relaying.
✨Prepare for Scenario-Based Questions
Expect questions that assess your problem-solving skills in real-world scenarios. Think of examples where you've had to troubleshoot issues or design solutions under pressure, particularly in on-premises environments.
