Cloud Infrastructure Engineer Job Boulder area,Colorado USA,Software Development

Due to increased demand, we’re looking to hire a Cloud Infrastructure / Platform Engineer to join our team supporting our internal developer platform built on AWS. This is a hands‑on role for someone with a few years of relevant experience who wants to grow in platform engineering, cloud operations, observability, and developer experience
This role is a good fit for someone who wants to grow beyond day‑to‑day platform support and into a broader platform engineering career. You’ll have exposure to both infrastructure and developer workflows, with a chance to make a real impact on cloud cost, platform reliability, and developer productivity
You’ll partner closely with Infrastructure, Security, IT, and Spire’s software development teams to improve how our platform runs, how our developers ship software, and how efficiently we spend it on AWS
Lead analysis of AWS spend across both platform‑owned infrastructure and developer team workloads
Identify cost optimization opportunities and help implement changes that reduce spend without sacrificing reliability or developer experience
Support migration of existing workloads onto our newest internal developer platform
Investigate, troubleshoot, and resolve platform issues raised by internal customers, primarily software developers and IT/Security engineers
Perform regular maintenance, upgrades, and improvements across platform services and tooling
Help build and maintain code libraries, templates, and integrations that make it easier for application teams to instrument and observe their systems
Work with platform observability and delivery tooling across:
AWS EKS
AWS networking (VPC, subnets, TGW, load balancers, routing) and security (Security Groups, NACLs)
Git Hub and Git Hub Actions
ArgoCD
JFrog Artifactory and X-Ray
Grafana Enterprise, Alloy, Mimir, Tempo
Open Search
Karpenter
Calico
Gatekeeper
Open Cost

Benefits

Name your own satellite:
Be remembered throughout time by choosing a name for a LEMUR satellite.
Family Leave:
Family is important. Our parental and family leave is designed to let you make the most of those precious moments.
Learning & development:
Spire more than encourages and supports ongoing personal improvement and a growth mindset, we welcome it!
Launch Attendance:
One of the perks from launching satellites into space is that Spire often has VIP access to view the launch.
Generous time off policy:
Take the time you need. Our flexible time‑off policy promotes a positive work‑life balance.
Employee Assistance Program (EAP):
Our EAP makes sure you have access to support and counseling sessions whenever you need it.
Employee Stock Purchase Program (ESPP):
Our ESPP provides eligible employees with an opportunity to purchase Spire shares through accumulated contributions.
Fitness Reimbursement:
Spire encourages fitness activity to promote employee well‑being with reimbursed gym membership expenses.
Employee Referral Program:
Spire is always looking for outstanding people to join our team, and you can help and be awarded a referral bonus.
Healthy snacks & beverages:
To help our employees to be as productive as possible, we provide healthy snacks and beverages in each of our offices.

Comfortable troubleshooting distributed systems and production issues
Ability to write code or libraries in one or more general‑purpose languages to support developer workflows
Comfortable collaborating frequently with a variety of infrastructure, IT, security and application teams
Familiarity with Git Ops workflows and CI/CD pipelines
2–3+ years of experience in cloud infrastructure, platform engineering, SRE, Dev Ops, or a similar role
Good communication skills and a customer‑focused mindset
Strong experience with AWS and Kubernetes, especially EKS
Working knowledge of observability tooling and concepts such as metrics, logs, traces, and alerting
Experience with cost optimization in AWS or Kubernetes environments
Experience with ArgoCD or similar Git Ops tools
Experience with Grafana ecosystem tooling
Familiarity with policy and admission control tools like Gatekeeper
Experience with Kubernetes networking or traffic policy tools like Calico
Experience supporting internal developer platforms or platform product teams
Experience with Open‑Telemetry or application instrumentation patterns
Certification as an AWS Certified Solutions Architect or Certified Cloud Ops Engineer is an asset

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