Senior Linux Systems Engineer

4 weeks ago


Reston, Virginia, United States GridNetworks Full time

GRID Networks is seeking a highly skilled Linux Systems Engineer to lead the design and implementation of our Linux infrastructure. The ideal candidate will have a strong background in Linux administration and a deep understanding of common open-source tools and software. Key responsibilities include managing Linux servers, configuring and maintaining open-source tools and software, and mentoring junior team members on system documentation and security hardening. Additionally, the candidate must be able to work collaboratively with other teams and stay up-to-date with emerging trends and technologies in Linux administration.

Key Responsibilities:
  • Manage Linux servers running Debian, RHEL, and Ubuntu
  • Configure and maintain common open-source tools and software such as Apache, NGINX, Postgres, MariaDB, IPA/IDM, KeyCloak, LDAP, IPTables, pfSense, Wireguard, IPSec, and OpenVPN
  • Mentor junior team members on system documentation and security hardening
  • Work with other teams to deploy and maintain Linux systems and services
  • Stay up-to-date with emerging trends and technologies in Linux administration
Requirements:
  • Strong background (6+ years) in Linux administration
  • Familiarity with common open-source tools and software, and basic Linux utilities such as Git, scripting (Python, Bash), Ansible, AWX, cloud-init, and Foreman
  • Understanding of networking protocols and concepts, and experience with triaging, diagnosing, and troubleshooting system and network problems
  • Intermediate understanding and experience with automation tools, virtualization technologies such as VMWare and related concepts, cloud hosting and common provider platforms, and containerization technologies such as Docker, Kubernetes, and LXC
  • Basic experience with at least one of the following: software-based phone systems such as Asterisk or Freeswitch, monitoring systems like Prometheus or Zabbix, or Elastic Stack
  • Excellent communication skills and the ability to work collaboratively with other teams
  • Ability to work independently and prioritize tasks effectively
  • Must enjoy working in a fast-paced and dynamic environment, be a self-starter, and have a strong desire to learn and grow in their role


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