System Administrator, Senior

Booz Allen Hamilton•Columbia, MD

5d•$77,600 - $176,000•Remote

About The Position

We’re looking for a System Administrator to help us design, deploy, and maintain Enterprise Cross Domain Solutions for an enterprise environment that supports critical cybersecurity mission customers. As a Linux System Administrator on our project, you’ll constantly look for ways to make the infrastructure better using the latest technology and the best implementation strategies. You’ll recommend technologies and approaches to improve platform performance and security, comply with security controls, and achieve system availability and reliability requirements. You’ll provide your customers insight into their network through monitoring and performance management. Your technical expertise will be vital as you identify problem areas and opportunities for improvement in a mission critical network. You’ll help your team better understand the network by turning metrics into information and explaining their meaning. We focus on growing as a team, so you’ll share your expertise through leadership and mentoring as you help the team work through challenges and develop new methodologies. As a technical leader, you’ll identify new opportunities to modernize the network to help your customers meet their needs. Join our team and solve daily challenges as we improve enterprise cross domain services for our clients.

Requirements

3+ years of experience with Red Hat Enterprise Linux or Rocky
3+ years of experience with Proxmox
Experience with Git
Experience managing systems using Infrastructure as Code technologies, including Salt, Ansible, Puppet, PowerShell, Chef, or Terraform
Knowledge of Linux firewalls, Linux RPMs, networking configuration, and DNS
TS/SCI clearance with a polygraph
Bachelor’s degree in a CS or IT field and 5+ years of experience with systems or network administration, or 10+ years of experience with systems or network administration in lieu of degree
Ability to obtain a DoD 8570.1 IAT Level II Compliant Certification within 60 days of start date

Nice To Haves

Experience with AWS
Experience with virtual infrastructure migrations
Experience with Python
Knowledge of bi-directional network transfer systems
DoD 8570.1 IAT Level II Compliant Certification

Responsibilities

Design, deploy, and maintain Enterprise Cross Domain Solutions.
Recommend technologies and approaches to improve platform performance and security.
Ensure compliance with security controls.
Achieve system availability and reliability requirements.
Provide customers insight into their network through monitoring and performance management.
Identify problem areas and opportunities for improvement in a mission critical network.
Turn metrics into information and explain their meaning.
Share expertise through leadership and mentoring.
Help the team work through challenges and develop new methodologies.
Identify new opportunities to modernize the network.