Senior Systems Administrator

About Us

33Across is the first supply-side platform with integrated solutions to unlock addressability and monetization architected for privacy. We enable publishers to turn cookieless inventory into addressable and relevant revenue streams without any additional lift or cost. By unifying addressability, audiences, and monetization, publishers can easily accelerate the transition to a cookieless world. 33Across unlocks the puzzle of addressability and monetization for the open web.

The Role
33Across is looking for an experienced Systems Administrator to join our scrappy and talented IT/SysAdmin/TechOps team. We have a hybrid production infrastructure with servers in the cloud as well as on-prem. Our web front end stack is built using Node.js, Ruby on Rails, Tomcat, HAProxy, and NGINX. Some of the technologies we use in the backend include MySQL, MongoDB, Redis, Hadoop, HBase, Pig, Hive, Flume, Kafka, Docker, and Salt.
You Will
  • Manage, troubleshoot, and support:
    1. Remote CentOS 7/8 servers, including their state/configuration using Salt
    2. Google Cloud Platform technologies including: GCE, GKE, GCS, Load Balancers
    3. Multiple Hadoop clusters
    4. VMware servers and VM’s
    5. DNS and CDN
    6. Meraki devices for firewall, vpn
    7. 3rd-party employee tools/applications (Google Workspace, Slack, etc.)
  • Work with developers to deploy, monitor, and troubleshoot applications and services
  • Evaluate new technologies (cloud, open source) from time to time and recommend their adoption within the organization
  • Help secure our infrastructure from internal vulnerabilities and external threats
  • Share after-hours and weekend on-call responsibilities with others on the team
  • Provide helpdesk support for Mac and Windows laptops for our US-based employees
  • Track hardware inventory and asset allocation
You Have
  • 5+ years of experience managing production applications/services running on Linux
  • Some experience providing helpdesk support for Mac and Windows laptops
  • Experience with office networking using Meraki or Cisco hardware
  • Comfortable with one or more scripting languages (Bash, Perl, etc.)
Bonus Points
  • If you have experience with Hadoop tech stack: HDFS, Pig, Hive, MapReduce, Spark.
  • If you have experience working with cloud platforms (AWS or GCP)
  • If you like working on personal projects and can share code samples
What We Can Offer You
  • Competitive salary, bonus and equity
  • 100% paid medical coverage for most plans
  • 100% paid vision and dental benefits
  • 401K match to help you save for the future
More Benefits & Perks We Offer
  • Flexible/ Remote Working
  • Paid Child Bonding Leave
  • Remote Work Stipends
  • Employee Recognition Program
  • Individual Career Development Planning & Budgets
  • A Rewarding & Engaging Company Culture

Interested? Please submit your resume to