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Lakewood, Colorado

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Today

Overview Now Hiring at AMERICAN SYSTEMS Epsilon, Inc. has joined AMERICAN SYSTEMS! As one organization, we offer expanded resources, streamlined operations, and increased opportunities for growth and development. Join us to be part of a dynamic, collaborative environment dedicated to innovation and customer success. Responsibilities An average day: As a Linux Systems Administrator I, you will provide support for our enterprise-level Linux-based systems and will assist with installation, conf

Full-time

USD 61,324.37 per year

Senior Linux Systems Administrator - 10k Sign on Bonus

Aurora, Colorado

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Today

Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator in our Intelligence Sector, Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting

Full-time

USD 116,350.00 - 210,325.00 per year

Senior Linux Administrator

Denver, Colorado

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Today

RESPONSIBILITIES: Kforce has a client that is seeking a Senior Linux Administrator in Denver, CO. Summary: This role requires a Senior Linux Administrator to support the list of tasks to support our Linux Server Administrator in support of our WebLogic Server and the Exalogic Migration project, currently underway. Tasks to complete involve: * Completing the migrations of 2 WebLogic environments from Exalogic to ExaUCS platform * Contracted resource would assist with troubleshooting/correction

Contract

$50 - $70 hourly

Linux Systems Engineer - Hybrid

Hybrid in Greenwood Village, Colorado

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2d ago

Momento USA is a global technology consulting, talent acquisition and creative development firm that addresses clients most pressing needs and challenges. We are currently looking for Systems Engineer - Hybrid Position: Systems Engineer Location: Centennial, CO- 4 days a week Onsite Must be local and willing to be onsite in Centennial, CO Duration: Long term ongoing contract Here is an overview of the details: Skillset:5-7 years of Linux administration Strong troubleshooting experie

Easy Apply

Third Party, Contract

Depends on Experience

Systems Administrator

Aurora, Colorado

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Today

Job Description WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. WHAT WE'RE DOING Space is a critical domain, connecting our technologies, our security and our humanity. While ot

Full-time

USD 67,000.00 - 117,990.00 per year

Sr. Systems Administrator

Aurora, Colorado

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28d ago

Date Posted: 2026-03-27 Country: United States of America Location: US-TX-RICHARDSON-C27 ~ 1727 Cityline Dr ~ CITYLINE C27 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance Type: TS/SCI with Poly - Current Security Clearance Status: Active and existing security clearance required on day 1 At Raytheon, the foundation of everything we do i

Full-time

USD 68,900.00 per year

Systems Administrator (Systems) III

Lakewood, Colorado

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Today

Overview Now Hiring at AMERICAN SYSTEMS Epsilon, Inc. has joined AMERICAN SYSTEMS! As one organization, we offer expanded resources, streamlined operations, and increased opportunities for growth and development. Join us to be part of a dynamic, collaborative environment dedicated to innovation and customer success. Responsibilities An Average Day:As the System Administrator (Systems) you will lead the support for various operating systems, including VMware, Storage, and appliance-based syst

Full-time

USD 80,973.00 per year

Systems Administrator - Security

Greenwood Village, Colorado

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Today

York Space Systems was founded to radically improve spacecraft affordability and reliability, transforming, and enabling next- generation space mission operations worldwide. Today, York is one of the most innovative aerospace companies, specializing in end-to-end customer solutions and the rapid production of spacecraft platforms. York's complete Space Segment Solution includes spacecraft production, payload integration, system integration & test, launch services, ground segment services, and mi

Full-time

USD 95,000.00 per year

Network/Systems Administrator

Denver, Colorado

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2d ago

DatamanUSA has an exciting opportunity for a talented Network/Systems Administrator to work with one of our direct clients in Thornton, CO. We love referrals! Please refer us to your friends, family and colleagues for this opportunity. DatamanUSA gives referral bonuses (up to $500) if they get selected and perform well for our clients. Job Details: Title: Network/Systems Administrator Duration: Full time Location: Thornton, CO Duties & responsibilities: *) Basic knowledge of network protocol

Easy Apply

Full-time, Part-time, Contract, Third Party

USD 1-1

Windows/Linux Server Administrator

Remote

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3d ago

Seeking an experiencedWindows/Linux Server Administratorto support OS level upgrades, server operations, and troubleshooting in an enterprise environment. Role focuses primarily onWindows Server, with some Linux exposure. Key Responsibilities Support and maintain Windows and Linux servers Perform OS and application upgrades Troubleshoot server, application, and basic network issues Use command line tools (PowerShell, Bash) for administration Participate in scheduled maintenance windows Follow

Easy Apply

Third Party, Contract

Depends on Experience

Linux Administrator

Remote

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Today

Job ID: 2612034 Location: Remote Work, VA, US Date Posted: 2026-04-30 Category: Information Technology Subcategory: IT Systems Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: ORA_REMOTE Description SAIC is proud to support the Federal Deposit Insurance Corporation (FDIC) under the Infrastructure Support Services (ISS) contract. We are seeking an experienced Linux Adm

Full-time

USD 80,001.00 - 120,000.00 per year

Sr. Linux Systems Engineer

Remote or Hybrid in Tysons, Virginia

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30+d ago

ITCON Services is seeking to hire a motivated and knowledgeable Sr. Systems Engineer (Sr. Linux Systems/Azure Cloud Engineer) to join our team. Location: Tysons, VA area Fully Remote is available for the right candidate Required Skills and Qualifications Has 10+ experience providing production support, platform/server administration support, and environment standardization for development, test, and Production for both Windows and Linux (Redhat and other)Experience with Linux hardening (CIS/STI

Easy Apply

Full-time

$120,000+

Linux Engineer -Systems

Remote or Austin, Texas

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Today

Linux Engineer -Systems Location: Austin, TX (Remote) ABOUT THE OPPORTUNITY The Engineer - Systems is an individual contributor role that develops and maintains embedded Linux systems software. Engineers work as part of a team to implement features, fix bugs, and contribute to the overall quality and functionality of Wind River's embedded Linux platforms and tools. In your daily job you will: Development & Implementation Develop and maintain embedded Linux systems software Implement features, bu

Full-time

Sr. Systems Administrator - Remote

Remote

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4d ago

Senior Systems Administrator (Linux) Fully Remote Job Type:Direct Hire Location:Fully Remote Salary:$115,000 $120,000 We are hiring a Senior Systems Administrator with a strong Linux background to support and improve a mixed infrastructure environment. This role works hands-on with Linux systems, cloud resources, virtualization, and enterprise servers to keep systems stable, secure, and running smoothly. This position is best suited for someone who enjoys troubleshooting production systems,mai

Easy Apply

Contract

$70

Linux L3 Systems Engineer - Infrastructure Security, AVP

Remote or New Castle, Delaware

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Today

About Citi: Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. As a bank with a brain and a soul, Citi creates economic value that is systemic

Full-time

USD 96,400.00 - 144,600.00 per year

High-Performance Computing (HPC) Systems Administrator

Remote or Massachusetts

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Today

Site: The General Hospital Corporation Mass General Brigham relies on a wide range of professionals, including doctors, nurses, business people, tech experts, researchers, and systems analysts to advance our mission. As a not-for-profit, we support patient care, research, teaching, and community service, striving to provide exceptional care. We believe that high-performing teams drive groundbreaking medical discoveries and invite all applicants to join us and experience what it means to be part

Full-time

USD 63,648.00 - 90,750.40 per year

Systems Administrator Senior

Remote or Alabama

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Today

Job Description We are FIS. Our technology powers the world's economy and our teams bring innovation to life. We champion diversity to deliver the best products and solutions for our colleagues, clients and communities. If you're ready to start learning, growing and making an impact with a career in fintech, we'd like to know: Are you FIS? NOTE: 1: In this role the candidate will be working at our Banking Client's locations hybrid (Virtual and onsite support as needed) around Troy (AL), Aubur

Full-time

USD 81,850.00 - 139,150.00 per year

Oracle/PeopleSoft Administrator (Systems Administrator) - LDMO

Remote or State College, Pennsylvania

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Today

APPLICATION INSTRUCTIONS: CURRENT PENN STATE EMPLOYEE (faculty, staff, technical service, or student), please login to Workday to complete the internal application process. Please do not apply here, apply internally through Workday.CURRENT PENN STATE STUDENT (not employed previously at the university) and seeking employment with Penn State, please login to Workday to complete the student application process. Please do not apply here, apply internally through Workday.If you are NOT a current empl

Full-time

USD 86,300.00 - 129,500.00 per year

Network Systems Administrator (Azure)

Remote or Atlanta, Georgia

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Today

McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve - we care. What you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patien

Full-time

USD 90,500.00 - 150,800.00 per year

Senior DevSecOps Systems Administrator/Remote

Remote

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5d ago

Job Title: Senior DevSecOps Systems Administrator Location-Remote Role Overview We are seeking a Senior DevSecOps Systems Administrator to manage, secure, and automate infrastructure and application delivery pipelines. This role blends system administration, DevOps practices, and security (DevSecOps) to ensure reliable, scalable, and secure environments. Key Responsibilities Design, implement, and maintain secure infrastructure (on-prem and cloud) Manage CI/CD pipelines with integrated securi

Easy Apply

Third Party, Contract

$40 - $80

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