Senior Site Reliability Engineer

The SRE MailOps team’s mission is to maintain and improve ActiveCampaign’s mail infrastructure and tooling to provide our customers with a best of breed deliverability experience. Our vision is to provide mail sending functionality that is highly available globally, reliable, cost optimized, and scalable. Our infrastructure is deployed in 3 regions  across the world and supports billions of messages per day. Our customers expect high reputation shared IPs with extremely high uptime. We aim to achieve our platform vision by 1) building a best-in-class MTA infrastructure using both PowerMTA and open source alternatives KumoMTA with 4 9s of availability, flexibility, security and compliance, 2) providing APIs, abstractions, infrastructure, composable services and self-service interfaces to accelerate product delivery, 3) optimizing cost-to-serve to achieve profitable scale, and 4) automating repeatable, time consuming and complicated infrastructure tasks and by building self service features and functionality that delight and inspire our front line deliverability specialists and internal developers to do their best work.

• The Senior Mailops Engineer is an engineering role to design and deliver our mail environment's future state. You will develop, deploy and operate ActiveCampaign’s worldwide MTA services based on AC’s standard procedures and guidelines.

• 3-5 years of experience operating a mail environment, ideally from the sender side
• Thorough knowledge of the email stack and mastery of PowerMTA or a comparable MTA like Green Arrow
• Experience in fast paced, agile Devops/SRE environment working with a cloud provider such as AWS, Azure, or Google Cloud
• Experience working with hypervisors such as ProxMox and/or Xen
• Thorough understanding of DNS, SPF, DKIM, and DMARC and related RFCs
• Proficiency or an eagerness to learn languages such as: PHP, Python, Go, Ruby and Bash
• Deep understanding of basic deliverability concepts like IP warming, spam traps, feedback loops, blocklists, IP reputation, bounce processing,etc
• Understanding of the trade-offs of employing different engineering solutions to a problem, valuing pragmatism over idealism
• Proficiency in Linux system administration
• Experience working with and fine tuning Grafana metrics and logs to monitor system performance and uptime
• Comfortable working with IaC and Configuration Management tooling such as Terraform, Ansible, Chef, etc

• Spin up up new mail servers using AWS, Chef, Terraform and other modern provisioning/devops technologies
• Manage various PHP, Python and Go services running Kubernetes that support our mail infrastructure
• Help adopt Kumo MTA
• Contribute to high level architectural designs for autoscaling, provisioning, scaling, patching, reducing cost, and increasing the resiliency of our mail platform
• Work to improve timely email delivery and processing for all outgoing and incoming email streams
• Monitor outgoing queues to address bottlenecks and blocks as they occur
• Troubleshoot and resolve bugs and issues, including delayed delivery
• Work to automate all aspects of sending and deliverability analytics infrastructure to ensure optimal resiliency, scalability and performance
• Participate in a 24/7 on call rotation 1-2 weeks per month

• Have attended M3AAWG
• Experience with Kubernetes or large containerized workloads
• Experience with distributed systems at scale
• Experience managing physical servers in a data center environment

This is an exciting time to join ActiveCampaign as we build out our new office in Poland. You will be a large part of developing our office culture in this new Krakow hub location. 

About ActiveCampaign:

ActiveCampaign helps small teams power big businesses with the must-have platform for intelligent marketing automation. Customers from over 170 countries depend on ActiveCampaign’s mix of pre-built automations and integrations (including Facebook, Google, WordPress, Salesforce, Shopify, and Square) to power personalized marketing, transactional emails, and one-to-one CRM interactions throughout the customer lifecycle. 

As a global multicultural company, we are proud of our inclusive culture which embraces diverse voices, backgrounds, and perspectives. We don’t just celebrate our differences, we believe our diversity is what empowers our innovation and success. You can find out more about our DEI initiatives here.

ActiveCampaign holds the highest customer satisfaction rating among Marketing Automation, E-Commerce Personalization, Landing Page Builders, and CRM solutions on G2.com and is one of only a handful of software solutions with over 10,000 positive reviews. ActiveCampaign has also been named the Top Rated Email Marketing Software on TrustRadius. Learn more and start your free trial at ActiveCampaign.com.

Perks and Benefits:

At ActiveCampaign, we prioritize employees’ well-being and professional growth by cultivating a culture centered on collaboration and innovation. When you join our team, you’ll not only have the opportunity to make a significant impact, but also enjoy a range of benefits tailored to support your personal and career development. 

Here are some of the benefits we offer:

-Comprehensive medical and dental benefits paid 100% by ActiveCampaign for you and 50% for your dependents

-Reimbursements on vision expenses

-Complimentary access to mental health resources through Calm and TELUS Health EAP

-Generous paid time off and leave of absence options

-Pension scheme with matching up to 1.5% of your contribution

-Home office stipend to cover your commuter, or work from home expenses

-Access to professional development resources through LinkedIn Learning

-Baby swag for every baby born and/or adopted - we love to see our AC family grow!

-After five years of service, you’ll be eligible for a four-week paid sabbatical leave, accompanied by a sabbatical leave bonus

ActiveCampaign is an equal opportunity employer. We recruit, hire, pay, grow, and promote no matter of gender, race, ethnicity, sexual orientation, marital status, political opinion, national origin, social origin, parentage, workers union membership, economic status, religion, age,  health condition, disability or any other grounds protected by law.

Our Employee Resource Groups (ERGs) strive to foster a diverse inclusive environment by supporting each other, building a strong sense of belonging, and creating opportunities for mentorship and professional growth for their members.