Jobs in the United States

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Added 2 mins ago
Director, Cloud Infrastructure
Accommodations Plus International
Melville, NY
The Senior Director of Cloud Infrastructure & Technical Operations is the senior technical authority for the reliability, scalability, performance, and security of API's cloud-based…
Added 3 mins ago
Senior AI Engineer (Camgian Labs)
Camgian Corporation
Fort Collins, CO
As a Senior Artificial Intelligence Engineer for Camgian Labs, our advanced R&D and rapid prototyping team, you will lead the design and development of AI/ML-powered prototypes that push…
Added 3 mins ago
Senior AI Engineer (Camgian Labs)
Camgian Corporation
Huntsville, AL
As a Senior Artificial Intelligence Engineer for Camgian Labs, our advanced R&D and rapid prototyping team, you will lead the design and development of AI/ML-powered prototypes that push…
Added 3 mins ago
Senior Geologist - Subsurface Risk Team
Diamondback E&P LLC
Midland, TX
The Senior Geologist will join the Corporate Subsurface Risk Team and be a valuable individual contributor on the Subsurface Injection Team. The role will work closely with a…
Added 4 mins ago
Staff Data Engineer
Exact Sciences Corp
United States
The Staff Data Engineer is a senior, hands-on technical contributor within an Enterprise Data domain, owning technical design and the most complex implementation work for assigned data…
Added 8 mins ago
Security Engineer
Ovative Group, LLC
United States
Ovative Group is seeking a Security Engineer to join our growing Information Security team. Reporting to the Lead Security & Cloud Engineer, this role owns the day-to-day execution of…
Added 9 mins ago
Sr. Architect | Offensive Engineer/AI Testing/Mobile Testing (Remote)
Trace3
Nashville, TN
We get things done and drive results. We lead without a title, empowering others through a can-do attitude. We look forward to the goal, mentally mapping out every checkpoint on the pathway…
Added 9 mins ago
Full-stack Engineer 5 (Sr Manager, IC)
Capital One
McLean, VA
Lead a portfolio of diverse technology projects and a team of developers with deep experience in distributed microservices, and full stack systems to create solutions that help meet…
Added 9 mins ago
Full-stack Engineer 5
Capital One
McLean, VA
Lead a portfolio of diverse technology projects and a team of developers with deep experience in distributed microservices, and full stack systems to create solutions that help meet…
Added 9 mins ago
Staff Software Engineer - Card Technology
Capital One
NY · San Francisco, CA · McLean, VA · Chicago, IL
…where the ideas of others can be heard and championed. You will lead the way in creating next-generation talent for Capital One Tech, mentoring engineers and actively recruiting to keep…
Added 10 mins ago
Staff Data Engineer
Exact Sciences Corp
United States
The Staff Data Engineer is a senior, hands-on technical contributor within an Enterprise Data domain, owning technical design and the most complex implementation work for assigned data…
Added 17 mins ago
Senior Ellucian Technical and Integrations Engineer
MassCareers
MA
MassArt's Information Technology team is looking for a Senior Ellucian Technical and Integrations Engineer to own the systems that keep the college running from the Colleague ERP at its…
Added 25 mins ago
Senior Diagnostics Engineer
Waymo
Mountain View, CA
Lead troubleshooting and root cause analysis for the top issues impacting Waymo’s fleet of driverless vehicles leveraging AI tools and data analysis.
Added 27 mins ago
Senior Modeling & Simulation Engineer
KBR Wyle Services, LLC
United States
KBR is seeking a Senior Modeling & Simulation Engineer to join a dynamic, high-performing, multi-disciplinary team consisting of operational military and intelligence subject matter experts…
Added 28 mins ago
IG
Application Security & Akamai Onboarding Engineer
Insight Global
Woonsocket, RI
- From $83 USD / hour
We are looking for a Senior Akamai Engineer to lead the onboarding and security of applications onto the Akamai platform.
Added 30 mins ago
Z
Senior Data Scientist
Zoox
Boston, MA
- $225,000 to $307,000 USD / year
We are seeking a Senior Data Scientist to join our Perception Verification and Validation team. The team is responsible for verifying and validating the perception stack of our autonomous…
Added 37 mins ago
A
Senior Engineer, Technology I
AbbVie
North Chicago, IL
- $96,500 to $183,500 USD / year
…applications and services across a modern React/TypeScript front-end, Python and Node back-end services, federated Apollo GraphQL APIs, and NoSQL data platforms, deployed as containerized…
Added 46 mins ago
Senior Principal Software Engineer, Tools & Platforms (Cortex)
Palo Alto Networks, Inc.
CA
The ideal candidate possesses extensive experience building large-scale distributed systems, developer platforms, and cloud-native infrastructure while serving as a trusted technical…
Added 46 mins ago
PT
Senior Network Engineer - Routing & Switching
Platinum Technologies
Ft Meade, MD
- $170,000 to $180,000 USD / year
We lead with technical expertise, but that is just the tip of the iceberg – the ‘Why’ matters. At Platinum, we don’t hire people to just do a job. We provide professional and leadership…
Added 48 mins ago
APM Lead-Sr. Infrastructure Engineer
Truist Bank
Charlotte, NC
We are seeking an exceptionally seasoned and strategic APM Lead (Application Performance Monitoring) - Senior Infrastructure Engineer with a strong Forward Deployed Engineering (FDE) focus.…
Added 48 mins ago
Senior DevSecOps Engineer
Steampunk
McLean, VA
As a Senior DevSecOps Engineer, you will work with our growing DevSecOps practice delivering features to support cloud and application development. We are looking for candidates with…
Added 48 mins ago
Senior Algorithm/AI Engineer
Twenty-Six Defense
Merrimack, NH
The Senior Algorithm/AI Engineer is responsible for designing, developing, and optimizing advanced algorithms and AI models to solve complex business challenges. This role drives technical…
Added 50 mins ago
Software Engineer (Senior)
BAE Systems
Herndon, VA
…We are all about trust, camaraderie and a shared ambition to lead the world in defense technologies and national security services. We offer flexible work environment to support the balance…
Added 53 mins ago
SVP Applications Development Tech Senior Lead Analyst
Citigroup
Tampa, FL
We are seeking a highly experienced and technically proficient Senior ETL Application Developer with 14+ years of hands-on experience to design, develop, and deliver critical, scalable,…
Added 53 mins ago
DevOps Engineer
Altamira Technology Corporation
Tampa, FL
Position Description: Altamira is seeking an expert Senior AWS DevSecOps Engineer to lead the design, build, and automation of our cutting-edge hybrid cloud infrastructure. The ideal…

KBR Wyle Services, LLC

Senior Linux Systems Administrator

Huntsville, AL, United States

Compensation: $120,000 - 160,000.

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Job details

Pay: Compensation: $120,000 - 160,000.
Experience: 5+ years of experience administering Linux systems in an enterprise environment.
Posting language: English
Posted: Nov 4, 2026

Original job description

Title:

Senior Linux Systems Administrator At KBR, we deliver science, technology and engineering solutions to governments and companies around the world. KBR employs approximately 37,000 people worldwide with customers in more than 85 countries and operations in over 28 countries. KBR is proud to work with its customers across the globe to provide technology, value-added services, and long-term operations and maintenance services to ensure consistent delivery with predictable results.

Trinzic is the future independent company to be created through the planned spin-off of KBR's Mission Technology Solutions business, expected in January 2027. Our people work at the frontier of what is possible, delivering solutions in challenging environments and advancing some of the world's highest-priority national security and space missions.

Backed by decades of mission success, deep expertise, and trusted partnerships, Trinzic will launch as a global organization with more than 18,000 employees supporting customers around the world. Join us at a defining moment and help shape the future of a company built to tackle complex challenges and make a meaningful impact.

Candidates who join KBR's Mission Technology Solutions business before the spin-off will transition to Trinzic when the separation is complete and will not need to reapply for employment.

Program Summary KBR’s Missile, Aviation, and Ground Systems (MAGS) division delivers mission engineering solutions for critical U.S. Army programs, specializing in aviation and ground systems, integrated air and missile defense, and threat and target systems. As a trusted partner of the U.S. Department of War, MAGS provides innovative, technology-driven solutions to enhance national security. With a global presence and a strong ethical framework, KBR ensures secure, effective, and mission-ready capabilities worldwide.

Job Summary Join a team supporting critical mission systems focused on missile defense, aviation, engineering, modeling and simulation, and software development environments.

We are seeking a Senior Linux Systems Administrator to serve as a technical leader for Red Hat Enterprise Linux (RHEL) platforms supporting both classified and unclassified environments. This position combines hands-on system administration, automation, cybersecurity hardening, and infrastructure modernization efforts across a diverse Linux enterprise.

This is an opportunity to work on challenging technical problems in air-gapped and enterprise environments while helping shape the future architecture and automation strategy of our Linux platforms.

Key Responsibilities

Design, build, administer, and troubleshoot enterprise RHEL servers and workstations.
Lead Linux standardization, automation, and modernization initiatives.
Develop and maintain secure Linux baselines and hardened system images.
Implement and maintain configuration management and automation using Ansible and scripting technologies.
Support Linux integration with enterprise identity services including Active Directory, LDAP, Kerberos, and PKI authentication.
Manage patching, repository management, and lifecycle operations across connected and disconnected environments.
Perform performance analysis, troubleshooting, and root cause investigations for complex infrastructure issues.
Support cybersecurity compliance activities including STIG implementation, vulnerability remediation, and RMF requirements.
Mentor junior administrators and serve as the technical escalation point for advanced Linux issues.
Collaborate with cybersecurity, infrastructure, and program teams to deliver secure and reliable mission systems.

Basic Qualifications

U.S. Citizenship.
Active Secret clearance or ability to obtain and maintain one.
5+ years of experience administering Linux systems in an enterprise environment.
Experience with Red Hat Enterprise Linux (RHEL).
Experience with Linux security hardening and system administration best practices.
Experience with automation, scripting, or configuration management tools such as Ansible, Bash, or Python.
Experience troubleshooting Linux operating systems, networking, storage, and authentication issues.
Excellent customer service to include written and verbal communication skills.

Preferred Qualifications

DISA STIG implementation and compliance.
Red Hat Satellite.
Identity Management (IdM), SSSD, Kerberos, LDAP, or Active Directory integration.
RMF, NIST 800-53, ACAS/Nessus, or cybersecurity compliance activities.
Ansible Automation Platform, AWX, or Tower.
Containers and virtualization technologies.
Engineering or software development environments.
Air-gapped or classified DoD systems.
RHCSA, RHCE, Security+, or similar industry certifications.

Compensation: $120,000 - 160,000. The salary range posted is based on the national average. The offered rate will be based on the selected candidate’s location, knowledge, skills, abilities, and/or experience, contract affordability, and in consideration of internal parity.

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 team’s 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.

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