Mail Infrastructure Engineer (MTA Specialist) (worldwide remote, work anywhere)

CloudLinux is a global remote-first company. We are driven by our principles: do the right thing, employees first, we are remote first, and we deliver high-volume, low-cost Linux infrastructure and security products that help companies to increase the efficiency of their operations. Every person on our team supports each other and does what we can to ensure we are all successful. You will join the Imunify Email team - the creators of a smart, automated email protection system designed to ensure clean outbound traffic and preserve IP reputation for hosting providers. Our focus is on building high-performance tools for spam detection, email infrastructure protection, and scalable deliverability. Check out our website for more information about our Imunify Product - As our Mail Systems Engineer, you will:Design MTA architecture (Postfix/Exim). Write advanced configs for routing, transports, IP binding. Troubleshoot delivery and performance issues - Optimise for high throughput. RequirementsMust-Have Skills:Expert-level Postfix/Exim knowledge. Experience with large-scale clusters. Deep SMTP understanding. Linux systems proficiency. Upper-intermediate+ English. Nice to Have:Scripting (Bash/Python/Perl). Familiarity with SPF/DKIM/DMARC. Knowledge of C. Docker/cloud exposure. BenefitsWhat's in it for you? A focus on professional developmentInteresting and challenging projectsFully remote work with flexible working hours, that allows you to schedule your day and work from any location worldwidePaid 24 days of vacation per year, 10 days of national holidays, and unlimited sick leavesCompensation for private medical insuranceCo-working and gym/sports reimbursementBudget for educationThe opportunity to receive a reward for the most innovative idea that the company can patentBy applying for this position, you agree with the CloudLinux Privacy Policy - https://cloudlinux.com/privacy-policy and give us your consent to maintain and process your personal data in this respect. Please read our Privacy Policy for more information - https://cloudlinux.com/privacy-policy . Originally posted on Himalayas Apply To this Job