Linux SME - SMTP
Posted 2 weeks ago by Whitehall Resources Ltd
Negotiable
Inside
Remote
Warwick, Warwickshire, UK
Summary: The Linux SME - SMTP role involves leading and supporting the detailed design and potential build of SMTP solutions, primarily focusing on Postfix and related technologies. This position is mainly remote with occasional travel to Warwick and is offered as an initial 1-2 month contract, with the possibility of extension. The candidate must be eligible for SC clearance and will be responsible for low-level design and implementation of a Red Hat Postfix satellite MTA. Strong communication skills and a solid understanding of security best practices are essential for this role.
Key Responsibilities:
- Lead/support SMTP Detailed Design and potential build.
- Develop low-level design and build documents for a Red Hat Postfix satellite MTA.
- Implement the SMTP solution focusing on on-premises deployment.
- Collaborate with infrastructure teams for coordination and support.
Key Skills:
- Strong understanding of SMTP and Message Transfer Agents.
- Experience with 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).
Salary (Rate): undetermined
City: Warwick
Country: UK
Working Arrangements: remote
IR35 Status: inside IR35
Seniority Level: undetermined
Industry: IT
Linux SME - SMTP
Whitehall resources are looking for a Linux SME - SMTP. This role is mainly remote working with occasional travel to Warwick, for an initial 1-2-month contract, with the potential of an extension.
*Inside IR35 & MUST BE ELIGIBLE FOR SC CLEARANCE*
Job 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 (ie 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 co-ordination and collaboration with infrastructure teams.
. Understanding of security and risk implication around email relaying.
All of our opportunities require that applicants are eligible to work in the specified country/location, unless otherwise stated in the job description.
Whitehall Resources are an equal opportunities employer who value a diverse and inclusive working environment. All qualified applicants will receive consideration for employment without regard to race, religion, gender identity or expression, sexual orientation, national origin, pregnancy, disability, age, veteran status, or other characteristics.