Infrastructure Engineer

Company: Spencer Gray
Location: Blacksburg , Virginia, United States
Type: Full-time
Posted: 14.MAY.2018


Job Description The Job We are looking for a passionate Infrastructure Engineer to join our team in Blacksburg, VA. The Infrastructure Eng...


Job Description

The Job

We are looking for a passionate Infrastructure Engineer to join our team in Blacksburg, VA. The Infrastructure Engineer will be responsible for building, maintaining and securing our public facing web application infrastructure including our web applications, decentralized apps (DAPPS) and the primary blockchain testnet for our product. The successful candidate will work closely with the our development team and the blockchain community at large to help build one of the largest blockchain eco-systems in the world.


  • Design and maintain public facing web infrastructure to support our applications
  • Uptime of public facing assets
  • Maintain plans for disaster recovery and business continuity
  • Maintain security, architecture, and automation of vendor agnostic infrastructure
  • Establish on-call procedures for infrastructure asset support
  • Run monthly user access audits, security group & ACL audits, and endpoint access audits
  • Monitor our company and products public asset footprint to minimize recon/profiling from threat actors
  • Maintain documentation of supported assets for dissemination to teams


  • At least 5 years of experience managing infrastructure in a cloud-based environment
  • Solid understanding of networking fundamentals and theory (IP scope calculating, public vs. private subnets, subnet routing, network ACLs, VLANs, etc.)
  • Solid understanding of cloud infrastructure fundamentals (public cloud vs. private cloud, tenancy, hotspotting, public endpoints, HA methods, multi-account segmentation, etc.)
  • Highly experienced with infrastructure security practices (port exposure, ICMP attack mitigation, CORS policy config, DDoS mitigation, etc.)
  • Highly experienced with administering, maintaining and hardening of multiple flavors of Linux (Amazon, RHEL-like distros, Ubuntu, etc.)
  • Intermediate experience with software VPN technologies in multiple configurations (client access, site-to-site tunneling, NIC tunnel mesh)
  • Understanding of blockchain theory and technologies

Technologies we currently use:

  • Amazon Web Services (AWS), Google Cloud Platform (GCP), Digital Ocean, Linode, vCloud Air
  • Amazon Linux, RHEL-like distros (Fedora, CentOS, etc.), Ubuntu, RancherOS, CoreOS, Kali
  • Virtualization (VirtualBox, VMWare, ProxMax) and Containers (LXC native, Docker)
  • VPN (OpenVPN, IPSec using OpenSwan/StrongSwan, Wireguard)
  • Security (Nessus, OWASP, w3af, lynis community)
  • TechOps (Packer, Terraform, Consul, Vagrant, Kubernetes, Docker, Rancher, Mesos)
  • Alerting (Cloudwatch, Nagios, Consul health-checks)
  • Logging (Graylog2, Kibana, syslog)
  • Application (node.js, YARN, nginx)
  • Datastore (MongoDB, AWS RDS, PostgreSQL, ElasticSearch)
Company Description
Fortune 1000 title and escrow company.

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