Senior Site Reliability Engineer

Full Time

As a Senior Site Reliability Engineer at PayJunction you will be working with a team of SREs to ensure the reliability and security of our payments services and infrastructure. You will play a key role in maintaining our compliance by performing associated tasks and  participating in audits. In addition, you will also be constantly working to improve observability, security while optimizing system performance and cost . You will need strong attention to detail in tackling technical challenges as the company continues to grow our capabilities and customer offerings. Our ideal candidate has been around the SaaS industry, knows what works and what doesn't, and is ready to pivot when needed. 

Why PayJunction?

PayJunction is relentless and emphatical about helping others.  We exist to drive the success of our partners.  Specifically, the developers who connect to us, businesses who process payments through us, and all of our team members who work with us at PayJunction.

We believe dreams inspire people to start a business, and others to partner with them.  While building dreams, entrepreneurs and business professionals will face many challenges along the way. We believe great partners can make all the difference.

We are your dream partner.  

Your success is our success. 

Our dream is to help you realize yours.

We exist to drive the success of our partners.  We do this by fundamentally changing the way you transact with others.  We just happen to make great products.  If you love helping others succeed, in a culture that celebrates perfecting your craft, consider partnering with us.


PayJunction takes a Flex First approach to work environments. This means that our team members can choose to work from our Santa Barbara office or remotely from home. We ensure that everyone has the resources and equipment to work where they feel most productive. We trust our teams to make the best decision for their work environment. All PayJunction employees must reside in one of the following states: CA, IL, TX, MN, CO, GA.   

Our Stack

We operate in a Linux and Mac environment, and Puppet is our infrastructure automation tool. Learn more about our stack and engineering process read here:


Execution & Growth

  • Own design, planning, execution and testing for projects.
  • Deliver well functioning solutions with automated testing to prevent future regressions.
  • Deliver work that delights customers.
  • Estimate projects and deliver on those estimations.
  • Identifies problems and risks in one's own and others' work.
  • Identify technical debt before it grows into debt that requires significant up-front work to resolve
  • Be proactive in identifying and fixing issues.
  • Create model documentation extended by others


  • Understand and make well-reasoned decisions in their team’s area; able to work in other areas with guidance.
  • Work with cross team stakeholders to define requirements.
  • Seek empirical evidence through proof of concepts, tests and external research.
  • Resolve a wide range of issues in creative ways.
  • Scope and stages work into well-defined milestones to avoid a non-flexible deliverable and downtime when possible.
  • Select methods and techniques that result in low-defect, high-performant and that are easy for the team to maintain and extend.
  • Go-to expert for infrastructure and associated security.
  • Demonstrate knowledge of industry trends, our infrastructure and tools.
  • Approach all engineering work with a security, reliability, privacy, and compliance lens. Identifies issues throughout the software engineering process beginning in the design phase. 
  • Able to complete engineering projects with minimal vulnerabilities.


  • Be an effective cross-functional communicator, and work well with adjacent teams.
  • Mentor junior engineers.
  • Identify and communicate requirements problems early.
  • Receive little instruction on day-to-day work, general instructions on new assignments.
  • Require minimal direction/oversight.
  • Participate in evaluation portions of interview loops.


  • 7+ years of relevant  experience across either Development, DevOps or Site Reliability Engineering
  • Strong skills around observability, debugging and performance tuning
  • Has been the owner of an important system.
  • Linux expertise
  • Good understanding of networking including Firewall, Load Balancing, Routing and Switching.
  • Solid understanding of systems administration concepts
  • Strong scripting skills with either Bash, Perl, or Python
  • Strong skills with infrastructure as code tools such as Terraform, CloudFormation, Ansible, Chef, Puppet, Salt, etc.
  • Solid experience in observability/monitoring tools such as Splunk, Grafana, Prometheus, Nagios
  • Strong knowledge and understanding of Security (i.e. CIA Model, PCI, and GDPR compliance)
  • Have successfully lead a DevOps or SRE team from a technical perspective


About PayJunction

Founded in 2000 by three UCSB graduates, PayJunction has grown from a bootstrapped startup to a recognized and respected leader in the payments industry. PayJunction processes more than $8 billion dollars annually for thousands of businesses with solutions that make it easy to accept credit and debit card payments in-store, online and on-the-go.

Our people-first culture values long-term relationships over short-term profits. Honesty and integrity are part of every interaction with partners, customers and employees. We foster a collaborative work environment, where creative ideas are welcomed, teams are inspired, and success is celebrated. PayJunction is a place where you can find experienced mentors and supportive friends who are committed to your growth.


  • Health, dental and vision paid 100% by company
  • 401k with 6% match
  • FSA and Dependent Care FSA
  • Long-term & short-term disability coverage paid 100% by company
  • 8 paid company holidays per year
  • 2 paid floating holidays per year
  • 1 paid volunteer day per year
  • Paid Time Off
  • Quarterly “fun budgets” for team bonding events
  • Opportunity to be part of a company that is changing a whole industry
  • Opportunity for growth within the company
  • Opportunity for remote, in-office, or hybrid work 

Office Environment

  • The opportunity to choose the work environment that best suits you - remote, in-office, or hybrid.
  • All remote & hybrid team members can enjoy:
  • Those who choose to come into the office can look forward to:
    • Bright and open offices in downtown Santa Barbara
    • Stocked snack kitchens 
    • Collaborative work spaces with Herman Miller chair, height-adjustable desk and a large 32-inch monitor
    • Dog-friendly office

Company Values

  • Value Long-Term Relationships Over Short-Term Profit.
  • Build the Dream.
  • Put People First
  • Make it Simple
  • Be Data Driven
  • Own It.

PayJunction is an equal opportunity employer. We strive to create a work environment where people from all backgrounds and identities thrive. We firmly believe that more diversity and inclusion in our workforce creates a stronger team, product and culture.

In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification document form upon hire. PayJunction reserves the right to conduct background and/or credit checks on all of its potential employees.


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