Principal IT Systems Administrator

KBR, Inc.

Lead System Engineer managing full lifecycle of Linux servers and Kubernetes for NASA's vMMOC. Collaborating with engineering teams to drive innovation and resiliency in mission services.

Posted 5/10/2026full-timeGreenbelt • Maryland • 🇺🇸 United StatesLead💰 $137,000 - $205,500 per yearWebsite

Tech Stack

Tools & technologies

CloudKubernetesLinuxPerlPythonTCP/IPUnixVMware

About the role

Key responsibilities & impact

Manage the full lifecycle of Linux servers and Kubernetes containers in a heterogeneous environment.
Oversee everything from initial configuration and installation to ongoing monitoring, patching, and security.
Handle complex troubleshooting, performance tuning, and repairs to ensure stability and integrity of mission-critical infrastructure.
Collaborate closely with a high-performing engineering team to meet shared goals.
Serve as the primary point of contact for all Linux-related activities while providing exceptional customer service.
Act as a proactive advocate for the environment, constantly identifying and implementing opportunities for system improvement.
Establish high-level technical guidance and enforce rigorous operational standards across the team.

Requirements

What you’ll need

Bachelor’s degree in technology or computer science and at least 7 years of industry experience.
Strong interpersonal, written, oral communication skills.
Strong time management and priority management skills.
Strong RHEL/Linux/Unix background.
Scripting experience (Shell/Perl/Python, or related language).
Strong understanding of network protocols and principles (OSI network layers, TCP/IP).
Experience with designing/managing virtual infrastructures (VMWare/Nutanix/Hyper-V).
Strong reasoning, problem solving, and troubleshooting skills.
Expertise in creating, analyzing, and maintaining large-scale infrastructure deployments.
Experience with private-cloud backup and recovery.

Benefits

Comp & perks

401K plan with company match
medical
dental
vision
life insurance
AD&D
flexible spending account
disability
paid time off
flexible work schedule
career advancement through professional training and development.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

LinuxKubernetesRHELUnixShell scriptingPerlPythonnetwork protocolsVMwareNutanix

Soft Skills

interpersonal skillswritten communicationoral communicationtime managementpriority managementproblem solvingtroubleshootingcollaborationcustomer serviceadvocacy for system improvement

Certifications

Bachelor’s degree in technologyBachelor’s degree in computer science