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Staff Software Engineer - Infrastructure/DevOps at 6sense · Katori

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

Responsibilities

Architect, build, and scale core infrastructure systems
Automate infrastructure lifecycle to minimize human intervention
Design secure connectivity across services, VPCs, accounts, and regions
Debug and resolve complex production issues across the stack
Write production-quality code, tools, and frameworks
Collaborate with engineering teams to standardize infrastructure usage

Minimum Qualifications

10+ years in a Software Engineering role or equivalent experience
5+ years of experience in infrastructure engineering
Strong hands-on experience with:

Amazon Web Services
Kubernetes
Terraform or Pulumi

Strong understanding of:

Networking (VPC, routing, DNS, connectivity)
IAM and access control

Experience with:

Automating infrastructure workflows
High-availability and scalable systems

Proficiency in:

Python / Go / Bash

Preferred Qualifications

Experience with:

Multi-region or multi-account architectures
Automating infrastructure migrations and upgrades (e.g., EKS upgrades)
Secrets management platforms (e.g., HashiCorp Vault)

Familiarity with:

Policy-as-code (e.g., Open Policy Agent)
Observability systems (Prometheus, Grafana, datadog)

Exposure to:

Data infrastructure (Hadoop, Trino, Spark)
Service mesh (e.g., Istio)

Our Benefits:

Full-time employees can take advantage of health coverage, paid parental leave, generous paid time-off and holidays, quarterly self-care days off, and stock options. We’ll make sure you have the equipment and support you need to work and connect with your teams, at home or in one of our oﬃces.

We have a growth mindset culture that is represented in all that we do, from onboarding through to numerous learning and development initiatives including access to our LinkedIn Learning platform. Employee well-being is also top of mind for us. We host quarterly wellness education sessions to encourage self care and personal growth. From wellness days to ERG-hosted events, we celebrate and energize all 6sense employees and their backgrounds.

Equal Opportunity Employer:

6sense is an Equal Employment Opportunity and Affirmative Action Employers. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender perception or identity, national origin, age, marital status, protected veteran status, or disability status. If you require reasonable accommodation in completing this application, interviewing, completing any pre-employment testing, or otherwise participating in the employee selection process, please direct your inquiries to jobs@6sense.com .

We are aware of recruiting impersonation attempts that are not affiliated with 6sense in any way. All email communications from 6sense will originate from the @6sense.com domain. We will not initially contact you via text message and will never request payments. If you are uncertain whether you have been contacted by an official 6sense employee, reach out to jobs@6sense.com

Staff Software Engineer - Infrastructure/DevOps

Staff Software Engineer - Infrastructure/DevOps

Asks for

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