Principal Linux Systems Administrator Jobs

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Network Architecture Engineer

Leidos

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Bethesda, Maryland, USA

Full-time

Description Join Our Innovative Team at Leidos! Ready to break away from the ordinary and dive into an extraordinary career? At Leidos' High Fidelity Simulation Business Area, we're not just building systems-we're revolutionizing the future of naval simulation, training, and analysis for the US Navy. Imagine being part of a team where your work directly redefines naval capabilities. That's the Leidos experience. Position Overview Leidos is seeking a mid-level Network Architecture Engineer to
Posted 10 days ago | Updated 7 hours ago

Proactive - Linux Admin

Apex Systems

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Dahlgren, Virginia, USA

Full-time

Job#: 2081493 Job Description: LINUX ADMINISTRATOR (RDTE) Our client seeks a Linux Administrator to join our team in Dahlgren, VA. The Linux Administrator is responsible for system administration and customer support of servers and workstations in a Research, Development, and Testing and Evaluation (RDT&E) environment. Responsibilities Providing technical problem solving and in-depth consulting for system operations.Will work as part of a team responsible for administration and management of s
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Posted 14 days ago | Updated 8 hours ago

Senior Specialist, Cyber Infrastructure Systems Engineer Secret - Colorado Springs, CO

L3Harris Technologies

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Melbourne, Florida, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie
Posted 7 hours ago

Senior Specialist, Cyber Infrastructure Systems Engineer Secret - Colorado Springs, CO 1

L3Harris Technologies

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Colorado Springs, Colorado, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie
Posted 7 hours ago

Senior DevOps Engineer

Request Technology, LLC

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Coppell, Texas, USA

Full-time

Senior DevOps Engineer Salary: open + bonus Location: Chicago, IL or Coppell, TX Hybrid: 3 days onsite, 2 days remote Qualifications Bachelor s degree7+ years related experience5+ years DevOps Engineer with a strong automation backgroundDeep knowledge of CI/CD tools (e.g., GitHub Actions, GitHub, Jenkins - Groovy, K8s, helm, etc.)Strong hands-on experience with Terraform for cloud infrastructure provisioningProficiency in Linux administration and shell scripting (Bash, Python, or similar)3+ year
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Posted 34 days ago | Updated 11 hours ago

Splunk Administrator- 100% Remote

Motion Recruitment Partners, LLC

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Remote or Arlington, Virginia, USA

Full-time

Splunk Administrator This company is seeking an experienced Splunk Administrator to manage and optimize their Splunk infrastructure. In this role, you'll ensure the performance, availability, and reliability of our data analytics platform. You'll work closely with cross-functional teams to implement monitoring solutions that enhance operational visibility and strengthen security across their IT environment. The company is located in Reston, VA and will remain 100% remote. What You Will Be Doing:
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Posted 28 days ago | Updated 4 hours ago

PKI Engineer

Enterprise Logic Inc.

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Reston, Virginia, USA

Contract

Client is seeking a Senior Public Key Infrastructure (PKI) Engineer to support the architecture, implementation and operations of enterprise level PKI as part of the identity and access management team. This role will focus on building and maintaining certificate lifecycle management systems, including issuance, renewal, revocation and auditing of the certificates and keys; developing strategies for disaster recovery; offering technical support to users; and ensuring compliance with regulations
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Posted 12 days ago | Updated 15 hours ago

UI Angular Developer

BCforward

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Tempe, Arizona, USA

Contract

BCforward is currently seeking a highly motivated UI Angular Developer in Tempe, AZ Position Title: UI Angular Developer Location: Tempe, AZ Anticipated Start Date: 07/21/2025 Please note this is the target date and is subject to change. BCforward will send official notice ahead of a confirmed start date. Expected Duration: 6+ Months (contract position) Job Type: (40+ HOURS WEEKLY], [CONTRACT], [ONSITE] Job Description: Writes, tests, and documents technical work products (e.g., code, scripts,
Posted 13 days ago | Updated moments ago

Linux Platform Operations Engineer

Eli Lilly and Company

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Indianapolis, Indiana, USA

Full-time

At Lilly, we unite caring with discovery to make life better for people around the world. We are a global healthcare leader headquartered in Indianapolis, Indiana. Our employees around the world work to discover and bring life-changing medicines to those who need them, improve the understanding and management of disease, and give back to our communities through philanthropy and volunteerism. We give our best effort to our work, and we put people first. We're looking for people who are determined
Posted 60+ days ago | Updated 8 hours ago

Lead Software Engineer

UKG Careers

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Lowell, Massachusetts, USA

Full-time

We are seeking a highly skilled and experienced Lead Software Engineer to join our dynamic infrastructure team. The ideal candidate will be a hands-on expert in managing Linux environments, strongly emphasizing cloud infrastructure automation, particularly within the Google Cloud Platform (Google Cloud Platform). This role requires deep knowledge of networking services, email protocols, web proxy solutions, and a proven ability to leverage Infrastructure as Code (IaC) principles using Terraform
Posted 45 days ago | Updated 8 hours ago

Software Engineer 4 (ETL)

Cornerstone Defense

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No location provided

Full-time

Type: Contract Job #3748 Title: Software Engineer 4 (ETL) Location: Annapolis Junction, MD Compensation Range: $210 -$230K *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting th
Posted 4 days ago | Updated 8 hours ago

Senior Principal Software Engineer

General Dynamics

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Scottsdale, Arizona, USA

Full-time

Basic Qualifications Requires a Bachelor's degree in Software Engineering, or a related Science, Engineering or Mathematics field. Also requires 10+ years of job-related experience, or a Master's degree plus 8 years of job-related experience. Agile experience preferred. CLEARANCE REQUIREMENTS: Ability to obtain a Department of Defense Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility
Posted 4 days ago | Updated 8 hours ago

Sr DevOps Engineer (Cortex)

PaloAlto Networks

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Santa Clara, California, USA

Full-time

Company Description Our Mission At Palo Alto Networks everything starts and ends with our mission: Being the cybersecurity partner of choice, protecting our digital way of life. Our vision is a world where each day is safer and more secure than the one before. We are a company built on the foundation of challenging and disrupting the way things are done, and we're looking for innovators who are as committed to shaping the future of cybersecurity as we are. Who We Are We take our mission of
Posted 3 days ago | Updated 8 hours ago

Software Developer 3

E Quality Corporation

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Austin, Texas, USA

Contract

E Quality Corporation is seeking a Software Developer for our client in Austin, TX. This is a hybrid position. 90% remote and 10% onsite. The consultant must meet the minimum required skills. Minimum Requirements: Candidates that do not meet or exceed the minimum stated requirements (skills/experience) will be displayed to customers but may not be chosen for this opportunity.YearsRequired/PreferredExperience10RequiredExperience with Centralized Accounting and Payroll/Personnel System (CAPPS) Peo
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Posted 11 hours ago

PeopleSoft CAPPS Financial Developer Admin

Neos Consulting

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Austin, Texas, USA

Contract

City : Austin State : Texas Neos is a leading Austin-based IT Staffing and Consulting firm, and was recognized as one of the Best Places to Work in Austin. No calls, no emails, please respond directly to the "apply" link with your resume and contact details. Neos is seeking a Sr. PeopleSoft CAPPS Financial Developer Admin for 12-month contract with our client in Austin, TX. Starting 9/1/2025 ONLY CANDIDATES LOCAL TO AUSTIN TEXAS NEED APPLY, THE POSITION IS 10% ON SITE @ 78701** Project Descr
Posted 7 days ago | Updated 17 hours ago

Lead Kubernetes and Automation Engineer

VDart, Inc.

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Dallas, Texas, USA

Contract

Job Title: Lead Kubernetes and Automation Engineer Location: Dallas/Frisco, TX OR Hartford, CT OR Melbourne, FL (Onsite) Duration / Term: Long-Term Contract Job Description We are seeking a strategic and technically proficient Lead Kubernetes and Automation Engineer to spearhead support and operations initiatives. This role demands deep expertise in Kubernetes, Ansible, Red Hat Linux, and Azure Cloud, with a strong focus on incident resolution, automation, and customer satisfaction. The ideal c
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Posted 15 hours ago

Cyber Systems Engineer -GMD Weapons Systems -Secret Clearance Required

Lockheed Martin Corporation

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Huntsville, Alabama, USA

Full-time

Job Description What We're Doing Become a part of something IMPACT-ful! Ground Missile Defense (GMD) is the heart of the Missile Defense System and a key element of our nation's defense against ballistic missile attacks. The GMD Weapon System (GWS) processes data from multiple sensors to identify and characterize the inbound ballistic missile threat, plans the best defensive solution, and launches the intercepting missiles to negate the threat. The Work The Cyber Security Systems Engineer / L
Posted 4 days ago | Updated 8 hours ago

IPAM Engineer - hybrid

Calance

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New York, New York, USA

Contract

About the Role: We are seeking a skilled Network Management Specialist with expertise in EfficientIP (EIP) and Netbox. These are the core responsibilities of the role. The candidate should also be capable of working with advanced tools like Python, Ansible, and Jinja templates to contribute to broader network and automation tasks as needed. Primary Responsibilities: EfficientIP (EIP): Build and optimize network configurations in EIP's IPAM. Perform Block/Subnet corrections, KV Attribute manag
Posted 60+ days ago | Updated 5 hours ago

Site Reliability Engineer-Fully Remote

Elite Technical

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Remote

Contract

Our direct client , a major defense contracting company is seeking a Site Reliability Engineer for a contract to hire engagement Must be able to obtain TS/SCI (active TS is preferred) Requires a Bachelor's degree in a STEM field and 5+ years of job-related experience, or a Master's degree plus 3 years of job-related experience. Experience monitoring large scale systems and using automation to triage emerging issues Experience with Prometheus (preferred) and/or Grafana and Splunk. Experience au
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Posted 5 days ago

Senior AppOps Reliability Engineer

Fiserv

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Berkeley Heights, New Jersey, USA

Full-time

Calling all innovators - find your future at Fiserv. We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a differ
Posted 34 days ago | Updated 4 hours ago