Senior Windows Linux Systems Engineer jobs

Senior Linux Systems Engineer, Low Latency, Onsite - R

Chicago, Illinois

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Today

Senior Linux Systems Engineer, Low Latency, Onsite, Chicago, IL We are looking to hire a highly talented Senior Linux Systems Engineer to join the technology team. This Senior Linux Systems Engineer position is 100% Onsite and NOT open for Remote. Senior Linux Systems Engineer Responsibilities: - Work collaboratively with technology and business teams on all aspects of a global trading and research infrastructure. - Research and implement enhancements to infrastructure systems as well as automa

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Full-time

$150,000 - $175,000

Senior Unix/Linux Systems Engineer

Alpharetta, Georgia

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Today

Position: Unix/Linux Administration/Unix L3 specialist Location: Alpharetta, Georgia Duration: 12 Months Contract Job ID: 174107 Job Overview: This position is for a Unix L3 specialist to join the Unix Critinfra Support Team. The role involves providing SRE support to the firm's critical infrastructure (Oxygen Systems) in a Follow-The-Sun model. The candidate will be responsible for rotational on-call support, weekend project work, proactive health and hygiene tasks to maintain operational s

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Full-time

USD 65.00 - 75.00 per hour

Senior Linux Kubernetes Engineer

Hybrid in New York, New York

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11d ago

We are unable to sponsor for this permanent full-time role Position is Bonus eligible Prestigious Financial Institution is currently seeking a Sr. Linux Systems Engineer with strong Kubernetes experience. Candidate will be responsible for managing and improving our highly automated Linux-based systems and platforms while supporting our broader technology infrastructure with a focus on automation. candidate will be working collaboratively with our technology and operations teams to ensure the h

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Full-time

Depends on Experience

Senior Linux Systems Administration - W2 ONLY

Hybrid in Washington, District of Columbia

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4d ago

Title: Subject Matter Expert, Linux Systems AdministrationLocation: Onsite (4 days/week), Remote (1 day/week), Travel (1 day every 2-3 weeks to Warrenton, VA) , Ft. Washington, MD (Primary)Terms of Employment Full-Time, Permanent Work Schedule: Onsite (4 days/week), Remote (1 day/week), Travel (1 day every 2-3 weeks to Warrenton, VA) Location: Ft. Washington, MD (Primary) Required Clearance: Active Top Secret with eligibility for SCIOverview & Responsibilities As a Senior Linux Systems Engineer

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Full-time

Depends on Experience

Senior Computer Systems Engineer/Architect (TSSA)

Hybrid in Martinsburg, West Virginia

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3d ago

Are you an experienced IT professional with a passion for enterprise automation and system architecture? We are seeking a highly skilled Senior Computer Systems Engineer/Architect to lead the design, deployment, and optimization of advanced internal platform systems.Join our team to drive innovation, enhance operational efficiency, and support critical enterprise initiatives in a secure and dynamic environment. Key Responsibilities Architect and Lead: Design and implement state-of-the-art archit

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Third Party, Contract

Depends on Experience

Senior Systems Administrator (Windows/Linux) - Top Secret Clearance w/SCI eligibility required

Arlington, Virginia

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Today

Overview At AMERICAN SYSTEMS, your technical expertise directly supports national security and mission-critical systems. As an employee-owned federal government contractor, we deliver trusted solutions in support of the nation's highest priorities. We are seeking a Senior Systems Administrator to support a Special Access Program, operating in highly secure, complex environments where precision and reliability are essential. This role focuses on owning and optimizing enterprise Windows and Linu

Full-time

USD 108,100.00 per year

Principal IT Windows Systems Engineer

Redmond, Washington

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Today

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. PRINCIPAL IT SYSTEMS ENGINEER SpaceX is seeking a highly motivated and innovative individual to join our Information Technology Windows Infrastructure team, driving strategic projects and initiatives that propel SpaceX

Full-time

USD 165,000.00 - 230,000.00 per year

Senior Linux Systems Administrator

Alexandria, Virginia

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Today

The Test and Training Enabling Architecture (TENA) program at Leidos is looking to add a Senior Linux Systems Administrator. Our mission is to develop tools for the United States Department of Defense test and training communities, to increase the speed of the development cycle, to get capabilities to the warfighter more rapidly. The Sr. System Administrator will work within a team engineers, developers and system administrators adding new capabilities to our enclaves, as well as ensuring the ex

Full-time

USD 107,900.00 - 195,050.00 per year

Senior Systems Engineer, Low Latency, Onsite - R

Chicago, Illinois

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Today

Senior Systems Engineer, Low Latency, Onsite, Chicago, IL We are looking to hire a highly talented Senior Systems Engineer to join the technology team. This Senior Systems Engineer position is 100% Onsite and NOT open for Remote. Senior Systems Engineer Responsibilities: - Work collaboratively with technology and business teams on all aspects of a global trading and research infrastructure. - Research and implement enhancements to infrastructure systems as well as automation and monitoring. - E

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Full-time

$150,000 - $175,000

Senior Windows Systems Administrator

El Segundo, California

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Today

Date Posted: 2026-01-20 Country: United States of America Location: HCA44: 2006 E El Segundo Blvd BldgE04 2006 East El Segundo Boulevard Building E04, El Segundo, CA, 90245 USA 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: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1

Full-time

USD 75,800.00 per year

Sr. Windows Systems Administrator

Tewksbury, Massachusetts

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Today

Date Posted: 2026-01-30 Country: United States of America Location: US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 Concord 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: Secret - Current Security Clearance Status: Active and existing security clearance required on day 1 At Raytheon, the foundation of ev

Full-time

USD 68,900.00 per year

Senior Trading Systems Engineer, Low Latency, Onsite - R

Chicago, Illinois

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Today

Senior Trading Systems Engineer, Low Latency, Onsite, Chicago, IL We are looking to hire a highly talented Senior Trading Systems Engineer to join the technology team. This Senior Trading Systems Engineer position is 100% Onsite and NOT open for Remote. Senior Trading Systems Engineer Responsibilities: - Work collaboratively with technology and business teams on all aspects of a global trading and research infrastructure. - Research and implement enhancements to infrastructure systems as well a

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Full-time

$150,000 - $175,000

Sr. Systems Engineer (LINUX)

Washington, District of Columbia

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8d ago

Sr Linux Systems Engineer 100% ONSITEWashington DC 20006 Long Term Contract- Possible Multi year extension based on performance Per Federal contract U.S. Citizenship Required Must be able to pass enhanced background screen (criminal, financial, drug) for Public Trust clearance W-2 or C2C Position Requirements: Linux Administration: Required: Experience with design, implementation, and ongoing maintenance of Red Hat Enterprise Linux systems. Highly Desired: Experience with Ansible and Terrafor

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Third Party, Contract

Depends on Experience

Senior Linux Systems Administrator

No location provided

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Today

Job Title: Senior Linux Systems Administrator Location: Olathe, KS JD: 100% ONSITE ROLE Linux Administrator Strong linux administration skills on RHEL/Ubuntu, VMware administration skills, Adv file system management XFS/EXT4/Multipathing, strong performance(CPU/Mem, Disk IO) issue troubleshooting skills interfacing linux and vmware, root cause analysis, iSCSI, FC Storage and file system management, drive live P1 troubleshooting calls with customers, file system corruption recovery and tuning,

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

Senior Systems Engineer

Remote or St. Louis, Missouri

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Today

job summary: Enterprise Healthcare client has an immediate opening for a highly motivated Senior Systems Engineer to join their dynamic and growing team. All qualified candidates are encouraged to apply! location: Telecommute job type: Contract salary: $68.12 - 78.12 per hour work hours: 8am to 5pm education: Bachelors responsibilities: Story Behind the Need: The LASR team is responsible for engineering and supporting Centene's Linux, Ansible, Satellite, and Red Hat OpenShift platforms.

Contract

USD68 - USD78

Sr. Software Engineer Embedded Systems (C++/Linux, IPTV/Media)

Dallas, Texas

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14d ago

Hi We have an immediate Openings with Our Direct Client for a Long-term contract position. Job Title: Sr. Software Engineer Embedded Systems (C++/Linux, IPTV/Media) Location Dallas, TX all 5 days onsite Duration 12 months We are seeking a highly skilled Embedded Software Engineer with expertise in C++ development on Linux platforms to design, develop, and optimize applications for IPTV, Video on Demand (VoD), and Set-Top Box (STB) solutions. The ideal candidate will have strong experience in mul

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Contract, Third Party

Depends on Experience

Senior Linux Systems Administrator

Hazelwood, Missouri

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Today

Senior Linux Systems Administrator Company: The Boeing Company The Boeing Company's Specialized United States Infrastructure organization is currently seeking a Senior Linux Systems Administrator to join the team in Hazelwood, MO. This role is centered on delivering technical leadership and project support for strategic, enterprise-level hosting environments, primarily catering to initiatives within the Boeing Defense, Space & Security (BDS) business unit. An ideal candidate will recognize th

Full-time

USD 115,600.00 - 156,400.00 per year

Senior Linux Platform Engineer

Hybrid in Kansas City, Missouri

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3d ago

Senior Linux Platform Engineer Salary: open + bonus Location: Kansas City, MO Hybrid: 3 days onsite, 2 days remote *This role is not open to sponsorship candidates* Qualifications 5+ years of experience in Linux systems administration and infrastructure/platform engineering. Production experience managing Kubernetes, preferably in bare-metal or on-premises environments (e.g., with kubeadm, RKE, or OpenShift). Strong scripting and automation skills in Python and Bash. In-depth knowledge of L

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Full-time

Depends on Experience

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 Embedded Linux & BSP Software Engineer (Avionics) - Millennium Space Systems

El Segundo, California

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Today

Senior Embedded Linux & BSP Software Engineer (Avionics) - Millennium Space Systems Company: The Boeing Company Millennium Space Systems, A Boeing Company, delivers affordable, high-performance space systems for exacting customers. At Millennium, you will be part of a close-knit team working on exciting technological problems. We work in an open environment where ideas are shared across all disciplines, and there are ample opportunities for advancement based on excellence. Superstars are welco

Full-time

USD 126,650.00 - 186,250.00 per year

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Senior Windows Linux Systems Engineer jobs