Staff Software Engineer - Infrastructure/DevOps

About this role

Our Mission:

6sense's mission is to multiply what matters: growth, retention, and efficiency. We envision a future where companies, teams and people reach their full potential.

Our People:

People are the heart and soul of 6sense. We serve with passion and purpose. We live by our Being 6sense values of Win as One Team, Stay Curious, Do The Right Thing, Own the Outcome, and Create Belonging. Every 6sensor plays a part in defining the future of our industry-leading technology. 6sense is a place where difference-makers roll up their sleeves, take risks, act with integrity, and measure success by the value we create for our customers. We want 6sense to be the best chapter of your career.

Role Summary

We are building a next-generation Core Infrastructure platform focused on:

• Zero-trust security and identity-based access

• Multi-region and multi-account scalability (multi cloud in future)

• Highly automated, self-service infrastructure

• Reliable and observable systems at scale

This role will own foundational infrastructure systems—networking, identity, compute platforms, and automation frameworks—that power all services.

Core Areas of Ownership

[1] Core Infrastructure & Cloud Platform

• Design and evolve infrastructure on:

• Amazon Web Services

• Kubernetes

• Build and scale:

• Multi-region and multi-account architectures

• Secure and scalable service connectivity (VPC, cross-account, cross-region)

[2] Security & Zero Trust

• Drive adoption of:

• Identity-based access (eliminate shared credentials)

• Implement:

• Secrets management using HashiCorp Vault

• Policy enforcement using Open Policy Agent

• Design:

• Secure service-to-service communication

• Fine-grained IAM and access control systems

[3] Infrastructure as Code & Automation

• Build infrastructure using:

• Terraform

• Pulumi

• Ansible

• Create:

• Reusable modules and abstractions

• Fully automated provisioning workflows

• Integrate with CI/CD:

• GitHub Actions

• Jenkins

[4] Cluster & Infrastructure Lifecycle

• Own lifecycle of:

• Kubernetes clusters (e.g., EKS)

• Databases (eg, rds/aurora/elastic cache. etc)

• Automate:

• Cluster upgrades and migrations

• Node scaling and patching

[5] Multi-Region & Migration Engineering

• Design:

• Region-agnostic infrastructure patterns

• Enable:

• Automated regions bootstrap and failover

• Lead:

• Migration initiatives (region, account, or cloud)

[6] Observability & Reliability

• Build and operate:

• Metrics, logging, and tracing systems using:

• Prometheus

• Grafana

• ELK stack

• Datadog

• Improve:

• System reliability, alerting, and incident response

[7 ] Governance & Standards

• Define and enforce:

• Resource tagging strategies

• Data classification policies

• Ensure:

• Cost visibility and auditability

[8] Developer Productivity & Platform

• Build:

• Self-service infrastructure workflows

• Improve:

• Developer experience through automation and tooling

• Contribute to:

• Internal platform evolution