Systems Administrator (LinuxAutomation Focus)

Title:

Systems Administrator (Linux/Automation Focus)

Belong. Connect. Grow. with KBR!

KBRs National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and national security this position your work will have a profound impact on the countrys most critical role protecting our national security.

Why Join Us

• Innovative Projects: KBRs work is at the forefront of engineering logistics operations science program management mission IT and cybersecurity solutions.
• Collaborative Environment: Be part of a dynamic team that thrives on collaboration and innovation fostering a supportive and intellectually stimulating workplace.
• Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of multi-domain operations.

Position Overview

KBR is seeking a Senior Linux Systems Administrator with an emphasis on automation and orchestration to join our team.

The successful candidate will provide systems administration and infrastructure automation support to the Test Resource Management Centers (TRMC) All Domain Test Range (ADTR) and INDOPACOM Pacific-Rim Multi-Domain Training and Experimentation Capability Team Joint Mission Environment Test Capability (JMETC) Secret Network (JSN) Node JMETC Multiple Independent Levels of Security Network (JMN) Node Secret Defense Research and Engineering Network (SDREN) and Defense Research and Engineering Network (DREN).

You will design deploy and maintain robust Linux-centric server architectures streamline configuration management using Ansible and ensure full compliance with DISA STIGs and DoD Risk Management Framework (RMF) standards across distributed test networks.

Responsibilities

• Linux Engineering & Administration: Install configure optimize and maintain enterprise Linux distributions (RHEL Rocky CentOS) and associated core services across bare-metal and virtualized environments.
• Configuration Management & Automation: Develop test and maintain reusable Ansible playbooks roles and collections to automate baseline provisioning system hardening recurring patching cycles and configuration drift remediation.
• Containerization & Orchestration: Support containerized environments using Docker Podman and Kubernetes ensuring seamless workload deployment and lifecycle management.
• Security & STIG Automation: Automate the implementation and audit verification of DISA STIGs across Linux operating systems and application stacks; remediate vulnerability findings identified via ACAS/Nessus.
• Lifecycle & Repository Management: Manage software repositories system updates and image baselines utilizing enterprise tools such as Red Hat Satellite Foreman or equivalent local mirrors.
• Cross-Platform Infrastructure Support: Administer supporting virtualization (VMware vSphere/vCenter) storage systems networking hardware and secondary Windows services within a heterogeneous environment.
• Compliance & Monitoring: Maintain compliance with TRMC cybersecurity directives RMF continuous monitoring policies HBSS/Trellix agent deployments and centralized logging/syslog infrastructure.
• Documentation & Operations: Author clear Standard Operating Procedures (SOPs) Ansible execution guides and architecture/network diagrams to facilitate team knowledge transfer.

Required Qualifications

• Security Clearance: Must have an active Top Secret clearance.
• Experience: Minimum of 10 years of experience in a Systems Administrator or Systems Engineering role.
• Education: Technical Bachelors degree (relevant professional experience may be substituted in lieu of a degree).
• Linux Proficiency: In-depth knowledge of Enterprise Linux (RHEL 7/8/9) system architecture storage management (LVM) systemd firewalld SELinux policies and Bash/shell scripting.
• Automation Tooling: Hands-on experience developing testing and debugging production Ansible playbooks inventory structures and automation workflows.
• Virtualization: Proven experience administering virtualization platforms preferably VMware environments (vSphere vCenter vDS NSX).
• Physical & Travel Requirements: Ability to lift up to 35 lbs; willing to travel up to 20%.

Desired Qualifications

• Container Platforms: Experience with container engines and orchestration platforms (Docker Podman Kubernetes or Red Hat OpenShift).
• Patch & Node Management: Experience deploying and operating Red Hat Satellite / Capsule servers or automated Kickstart workflows.
• DoD Security Compliance: Experience hardening Linux environments using SCAP tools applying DISA STIGs and working within DoD RMF-accredited enclaves.

• Cybersecurity Tools: Working knowledge of ACAS/Nessus vulnerability scanners and Trellix (HBSS/EPO) Linux agents.
• Certifications: Current DoD 8570/8140-compliant baseline certification (e.g. CompTIA Security CASP or CISSP) and a Linux Computing Environment certification (e.g. RHCSA RHCE or Linux).
• Networking & DoD WANs: Familiarity with Layer 2/3 networking firewall operations and DoD networks including DREN and SDREN.
• Mixed OS Knowledge: Experience supporting Windows Server environments (Active Directory Group Policy DNS PKI) in a hybrid enterprise.

Basic Compensation:

$130000 - $170000 (For Maryland Only)

$130000 - $170000 (For Virginia Only)

$120000 - $150000 (For Nevada Only)

$130000 - $170000 (For California Only)

The offered rate will be based on the selected candidates knowledge skills abilities and/or experience and in consideration of internal parity.

Additional Compensation:

KBR may offer bonuses commissions or other forms of compensation to certain job titles or levels per internal policy or contractual designation. Additional compensation may be in the form of sign on bonus relocation benefits short term incentives long term incentives or discretionary payments for exceptional performance.

KBR Benefits

KBR offers a selection of competitive lifestyle benefits which could include 401K plan with company match medical dental vision life insurance AD&D flexible spending account disability paid time off or flexible work schedule. We support career advancement through professional training and development.

Belong Connect and Grow at KBR

At KBR we are passionate about our people and our Zero Harm culture. These inform all that we do and are at the heart of our commitment to and ongoing journey toward being a People First company. That commitment is central to our team of teams philosophy and fosters an environment where everyone can Belong Connect and Grow. We Deliver Together.

KBR is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race color religion disability sex sexual orientation gender identity or expression age national origin veteran status genetic information union status and/or beliefs or any other characteristic protected by federal state or local law.