Infrastructure Engineer

Job Description

Job Description

About OnPay

OnPay is a fast-growing software company headquartered in Atlanta, offering a modern cloud-based payroll, HR, and benefits solution for small to midsize businesses. We’re currently seeking talented and curious individuals to join our team. We want to hear from you if you are interested in joining an exciting and fast-growing company!

Learn more at OnPay.com

If you’re someone who thrives in a fast-moving environment and loves helping businesses succeed, this is the perfect time to join a high-growth SaaS company that’s redefining what payroll software should be.

The Role

We are seeking an Infrastructure Engineer to join our Engineering team. In this role, you will be responsible for the reliability, scalability, and performance of the OnPay platform. You will focus on building and maintaining robust cloud infrastructure, optimizing DevOps practices, and ensuring our systems can scale to meet growing customer demand. We are looking for a specialist who can champion automation, manage containerized environments, and lead the technical direction of our production infrastructure.

What You’ll Do

• Design, implement, and manage scalable cloud architecture using AWS or GCP.

• Develop and optimize CI/CD pipelines to streamline software delivery and deployment.

• Automate infrastructure provisioning using Infrastructure as Code (e.g., Terraform, CloudFormation).

• Maintain and orchestrate containerized environments using Docker.

• Monitor system performance, reliability, and security, identifying and mitigating risks.

• Establish and enforce security best practices across the infrastructure stack.

• Manage and optimize database infrastructure (MySQL, Mongo, Redis) for high availability.

• Collaborate with engineering teams to improve system observability and incident response.

• Participate in on-call rotation and production support.

What You Bring

• Our company's top priorities are humility, hard work, honesty, and transparency.

• Be customer-centric with everything you do. We put our customers first in everything we do.

• We aim to be great listeners and learners; there is always room for growth.

• Methodical approach to work. We are looking for someone who can dig into the nitty-gritty details to ensure we comply with payroll laws and regulations.

Education and Experience:

• 5+ years of relevant experience

• Prior Payroll or HRIS experience is a plus

• Expertise in AWS or GCP cloud architecture and service management.

• Advanced experience with Docker, Kubernetes, and container orchestration. Nomad experience is a plus.

• Strong proficiency in Infrastructure as Code (Terraform).

• Strong proficiency with database technologies like MySQL and Mongo. Experience with MySQL replication is required.

• Deep understanding of CI/CD methodologies and tools (GitHub Actions, Jenkins).

• Experience with system monitoring, logging, and alerting frameworks (Prometheus, ELK).

• Strong background in Linux systems administration and network security.

Why OnPay?

• Momentum that matters: We’re backed by over $100MM in new funding and scaling rapidly.

• Market-leading product: OnPay consistently ranks among the highest-rated payroll solutions, earning top marks for usability, customer satisfaction, and support.

• Remote flexibility: Work from anywhere in the U.S., or join our collaborative HQ team in Atlanta’s Ponce City Market if you reside in the Atlanta metro area.

• Competitive compensation: Base salary + bonus + stock options = real upside for high performers.

• Comprehensive benefits: 4 weeks PTO + paid holidays, Medical/Dental/Vision, Short- & Long-Term Disability, Life Insurance, Fertility Benefits, Parental Leave, and a 401(k) with company match.

• Growth culture: Join a team with deep employee benefits experience, payroll expertise, market momentum, and a genuine commitment to helping employees grow their careers.

• Client-first ethos: OnPay is built on a culture of transparency and service — from our transparent pricing to our commitment to making small business simpler.

Location & Compensation

• Remote (U.S.) | Atlanta HQ Optional

Compensation includes a base salary range of $150k-$195k . Final offer amounts are determined by multiple factors, including candidate experience and expertise, and may vary from the amounts listed above.

Recruiting Fraud Alert:

To all candidates: your personal information and online safety are top of mind for us. At OnPay, recruiters only direct candidates to apply through our official career page at careers.onpay.com

Recruiters will never request payments or ask for financial account information or sensitive information like social security numbers. If you are unsure if a message is from OnPay, please email View email address on us.fitly.work

OnPay is proud to be an equal opportunity workplace dedicated to pursuing and hiring a diverse workforce. We want candidates from multiple backgrounds and lifestyles to create a broader set of perspectives. We make all employment decisions without regard to gender, sexual orientation, gender identity, race, color, religion, age, pregnancy, national origin, veteran status, disability, or any other classification protected by applicable laws.