Full-Time

Release Engineer

Posted on 9/4/2025

Mattermost

Mattermost

51-200 employees

Secure collaboration platform with customizable workflows

Compensation Overview

$130k - $180k/yr

Remote in USA

Remote

Category
DevOps & Infrastructure (2)
,
Required Skills
Bash
Kubernetes
Python
JavaScript
Git
Docker
Go
Requirements
  • BS in Computer Science, Software Engineering, or a related technical field, or equivalent experience, plus 3+ years of relevant experience in release engineering, build and deployment automation, CI/CD pipeline management, or related software engineering functions.
  • Strong understanding of software release engineering principles
  • Strong understanding of CI/CD systems, and deployment automation
  • Proficiency in at least one programming/scripting language (e.g., Go, Python, Bash, or JavaScript).
  • Experience with modern build systems, artifact repositories, and containerization (e.g., Docker, Kubernetes).
  • Hands-on experience managing source control systems (e.g. Github, Gitlab)
  • Strong problem-solving skills with an ability to debug and resolve build, packaging, or deployment issues quickly
  • Excellent written and verbal communication skills for working in a distributed, async-first environment
  • Demonstrated ability to collaborate across multiple teams and time zones
  • For candidates residing in the U.S.: This role may require the ability to obtain and maintain a U.S. government security clearance in the future. As such, U.S. applicants must be U.S. citizens and eligible under applicable clearance requirements.
  • Applicants must meet eligibility requirements for access to export-controlled information as defined by U.S. export control laws, including EAR and ITAR.
Responsibilities
  • Design, maintain, and improve build, packaging, and deployment pipelines for product releases
  • Collaborate with engineering, QA, and operations teams to define and enforce release management processes, schedules, and quality gates
  • Ensure reproducible builds and artifacts through well-defined versioning, branching, and tagging strategies
  • Develop and maintain tooling to automate release workflows, including test automation, packaging, and artifact distribution.
  • Monitor and optimize CI/CD performance, ensuring fast feedback loops and reliable automation
  • Partner with security and compliance teams to ensure releases meet regulatory and security requirements
  • Perform root-cause analysis of release-related issues and implement preventive measures
  • Continuously evaluate and adopt new tools and technologies to improve release engineering efficiency and reliability
Desired Qualifications
  • Familiarity with monitoring, logging, and metrics for release pipelines.
  • Familiarity with infrastructure-as-code tools (e.g., Terraform, Ansible, Helm)
  • Experience working in highly regulated environments (e.g., Department of Defense) and familiarity with applicable compliance/security standards (e.g., DISA STIGs, FedRAMP).
  • Experience with release automation in cloud environments (AWS, GCP, Azure)
  • Understanding of secure software supply chain practices (e.g., signing, SBOMs, vulnerability scanning)
  • Contributions to open source projects or experience working in open source communities

Mattermost provides a secure, customizable collaboration platform designed for technical teams. It offers real-time messaging, file and code snippet sharing with inline syntax highlighting, and workflow automation, all within a platform that can be fully customized and deployed anywhere to meet strict security and data-control needs. The product integrates with essential developer and IT tools like GitHub, GitLab, and ServiceNow, enabling users to run and automate workflows from a single interface. In addition to an open-source version, Mattermost offers premium features such as built-in identity and access controls, granular admin controls, advanced compliance auditing and reporting, and flexible deployment options. Its goal is to help technical teams collaborate more effectively while maintaining strong security and data governance.

Company Size

51-200

Company Stage

Series B

Total Funding

$70.1M

Headquarters

Palo Alto, California

Founded

2016

Simplify Jobs

Simplify's Take

What believers are saying

  • Expands into cyber defense and DevSecOps with secure out-of-band SOC/CERT workflows.
  • 800,000 workspaces and 800+ customers including NASA, Nasdaq, Samsung, SAP, USAF.
  • Monthly MIT-licensed releases with Go/React single Linux binary and voice/screen sharing.

What critics are saying

  • Slack's enterprise dominance and AI features lock in customers, eroding market share.
  • Microsoft Teams free tier with government compliance undercuts premium public sector pricing.
  • DoD CMMC 3.0 certification delays exclude Mattermost from $10B+ defense contracts.

What makes Mattermost unique

  • Open-source platform with sovereign cloud deployments across Azure, Oracle, Google, AWS.
  • AI-powered Intelligent Mission Environment for classified networks and tactical edge operations.
  • In-region presence in Australia, Canada, Japan, and US Federal with cleared personnel.

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Benefits

Fully remote work

Office setup fund

Coworking space stipend

Internet and mobile phone reimbursement

401k

Unlimited vacation

Family & friends days

Async weeks

Health benefits

Global and regional team meetups

Open source Fridays

Community hackathons and events

Growth & Insights

Headcount

6 month growth

0%

1 year growth

0%

2 year growth

1%
INACTIVE