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  • $95k - $115k

     ...Rincon Research Corporation, our primary business is innovating, developing, and fielding digital signal processing (DSP) products and...  ...make an operational mission impact. We are seeking a Linux-focused Systems Administrator who will assist in developing and... 
    Suggested
    Temporary work
    Immediate start
    Flexible hours

    Rincon Research Corporation

    Tucson, AZ
    4 days ago
  • $95k - $115k

    A technology company located in Tucson is seeking a Linux Systems Administrator. The role requires an active TS/SCI security clearance and a Bachelor's degree in a related field. Responsibilities include deploying Linux systems, collaborating on infrastructure projects,... 
    Suggested

    Rincon Research Corporation

    Tucson, AZ
    3 days ago
  •  ...for applications to any team at Canonical that works with the Linux kernel, across all seniority levels. Apply here if you are an exceptional...  ...computing and next‑generation security primitives Developer platforms such as Raspberry Pi and RISC‑V Enabling Ubuntu on a... 
    Suggested
    Work at office
    Remote work
    Work from home
    Worldwide

    Canonical

    Tucson, AZ
    3 days ago
  • A leading open-source technology firm is seeking exceptional software engineers to work on the Linux kernel across multiple teams. This opportunity allows candidates to contribute to both stable and cutting-edge kernels for Ubuntu. Candidates will collaborate with a globally... 
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    Remote job

    Canonical

    Tucson, AZ
    4 days ago
  • Embedded & Desktop Linux Systems Engineer - Optimisation Home based - Americas, Tucson Work across the full Linux stack from kernel through GUI to optimise Ubuntu, the world’s most widely used Linux desktop and server, for the latest silicon. The role is a fast-paced,... 
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    Remote work
    Work from home

    Canonical Group Ltd

    Tucson, AZ
    2 days ago
  • A technology solutions firm is seeking an Entry-Level Software Developer in Tucson, AZ. The role involves working with Python and Linux to develop and maintain software tools. Ideal candidates should possess foundational skills in Python programming and understand Linux... 
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    Contract work

    Itlearn360

    Tucson, AZ
    1 day ago
  • A leading open source software company is seeking a lead kernel engineer to drive the technical direction for Ubuntu Linux. The ideal candidate will have extensive experience in operating system kernels, strong leadership abilities, and a deep understanding of the C programming... 
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    Remote job

    Canonical

    Tucson, AZ
    15 hours ago
  • $87.1k - $157.45k

     ...provider is seeking a Software Engineer (T3) in Tucson, Arizona to develop and deliver scalable software solutions. The ideal candidate...  ...experience, knowledge of REST APIs, and familiarity with SQL in Linux environments. They must be US citizens and possess a Bachelor's... 
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    Leidos

    Tucson, AZ
    4 days ago
  • A leading technology research firm located in Tucson, AZ is looking for an Embedded Software Engineer to develop software applications and drivers for digital signal processing products for defense and intelligence. Candidates should have a Bachelor’s degree in Computer... 
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    Rincon Research Corporation

    Tucson, AZ
    15 hours ago
  •  ...delivery of the following (but not limited to) aspects of the Ubuntu Linux kernel: Driving engagements for key Silicon and Cloud partners...  ...third‑party components for optimal experience by end users Developing new means to deliver Ubuntu Linux at scale to the strict... 
    Suggested
    Work at office
    Remote work
    Work from home

    Canonical

    Tucson, AZ
    1 day ago
  •  ...AWS ecosystem, ensuring a scalable and secure architecture. Develop data models, schemas, and storage solutions that optimize performance...  ...including containerization. Skill in: Linux and Windows environments. Managing and optimizing Snowflake,... 
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    Abacus

    Tucson, AZ
    1 day ago
  •  ...System Administrator with a focus on High Performance Computing in Tucson, Arizona. The role requires strong skills in Windows and Linux environments, along with experience in managing HPC systems. Candidates must possess an active U.S. government security clearance and... 
    Suggested
    Relocation package

    Prattwhitney

    Tucson, AZ
    15 hours ago
  •  ...innovative professional to optimize Ubuntu across various platforms in a fully remote environment. This role focuses on integrating Linux from kernel to applications, collaborating with industry partners, and leading technical engagements. Candidates should possess a Bachelor... 
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    Remote job

    Canonical Group Ltd

    Tucson, AZ
    4 days ago
  •  ...Analyst in High Performance Computing Administration in Tucson, AZ. The role involves providing HPC Administration in a mixed Windows and Linux environment, troubleshooting technical issues, and optimizing system performance. Candidates must have an active U.S. government... 
    Suggested
    Relocation package

    Prattwhitney

    Tucson, AZ
    15 hours ago
  •  ...defense company is looking for a System Administrator to provide IT systems administration in a mixed Microsoft Windows and Redhat Linux environment. The role requires active U.S. security clearance, familiarity with server internals, and the ability to troubleshoot complex... 
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    Full time

    RTX

    Tucson, AZ
    1 day ago
  • $68.9k - $131.1k

    A leading defense contractor in Tucson is seeking an IT Systems Administrator to manage systems in a mixed Windows and Linux environment. Applicants should have a university degree, at least 2 years of experience, and an active Secret security clearance. The role is 100... 
    For contractors

    Raytheon

    Tucson, AZ
    15 hours ago
  •  ...in a diverse environment. Candidates must hold a current U.S. government issued secret security clearance and possess experience in Linux and Windows administration. Responsibilities include troubleshooting technical issues and ensuring system security with a focus on collaborative... 
    Full time

    Raytheon

    Tucson, AZ
    1 day ago
  • $57.2k - $108.8k

     ...classified information systems. Candidates must have active U.S. citizenship and a security clearance. This 100% onsite position demands Linux or Windows experience, along with skills in Active Directory and VMware. Join a team poised to implement innovative IT solutions... 
    For contractors

    Raytheon

    Tucson, AZ
    1 day ago
  •  ...Performance Computing in Tucson, Arizona. The ideal candidate will provide administration in a mixed environment, including Windows and Linux systems. Responsibilities include team collaboration, technology implementation, troubleshooting, and documentation. Candidates must... 
    Relocation package

    Raytheon

    Tucson, AZ
    4 days ago
  • $68.9k - $131.1k

     ...seeking a Senior System Administrator in Tucson, AZ. This role involves providing IT systems administration support in Windows and Linux environments, with a requirement for a transfer of a U.S. government-issued security clearance. The ideal candidate will have a Bachelor... 
    For contractors
    Flexible hours

    Raytheon

    Tucson, AZ
    15 hours ago
  • An aerospace and defense leader in Tucson is seeking a Systems Administrator to manage IT systems in Windows and Linux environments. The role requires an active U.S. government issued top secret security clearance. The incumbent will troubleshoot various IT issues and work... 
    Full time

    Pratt & Whitney

    Tucson, AZ
    3 days ago
  • $68.9k - $131.1k

     ...contractor in Tucson, Arizona, is seeking an IT Systems Administrator to provide administration in a mixed environment of Windows and Linux. The ideal candidate will have at least 2 years of experience, an active Secret security clearance, and the ability to troubleshoot... 
    Full time
    For contractors

    Raytheon

    Tucson, AZ
    2 days ago
  •  ...contractor in Tucson, AZ, is seeking a System Administrator to manage IT systems in a diverse Microsoft Windows and Red Hat Enterprise Linux environment. Candidates must be U.S. citizens with an active Secret security clearance. Responsibilities include system... 
    Full time
    For contractors

    Raytheon Technologies

    Tucson, AZ
    2 days ago
  • $38.71 - $42.63 per hour

     ...legislation, regulations, advisories, alerts, and vulnerabilities pertaining to critical IT infrastructure. Provides general support for Linux, Mac, and Windows end-user systems, Network Infrastructure and devices, and Cybersecurity initiatives. Contributes to the design... 
    Hourly pay
    Casual work
    Work at office

    NSF's NOIRLab

    Tucson, AZ
    3 days ago
  •  ...infrastructures worldwide. What You Will Do Provide IT systems administration in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment. Understand Windows Server internals or Linux fundamentals including DNS, DHCP, AD, and server replication methods.... 
    Full time
    Worldwide

    Raytheon Technologies

    Tucson, AZ
    2 days ago
  •  .../or solving problems in environments rich in Microsoft Server, Exchange, SQL, IIS, Cisco Internetworking, VPNs, firewalls, backups, Linux, UNIX and more. Job Responsibilities Server Operating Systems Installation, configuration and troubleshooting Configure file, print... 
    Remote work

    Intermountain Centers

    Tucson, AZ
    1 day ago
  • $68.9k - $131.1k

     ...safer, more secure world. What You Will Do Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment. Experience with Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server replication methods... 
    Full time
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Flexible hours

    Raytheon

    Tucson, AZ
    15 hours ago
  • $70k - $80k

     ...practices. Some knowledge of IT practices in an enterprise environment. Some administrative level knowledge of Red Hat Enterprise Linux 7 or later. CompTIA certificates: A+, Security+, Network+, or similar. The salary range for this role is $70,000 to $80,000; however... 
    Full time
    Work experience placement
    Work at office
    Local area
    Flexible hours

    Areté

    Tucson, AZ
    4 days ago
  • $92.3k - $166.85k

     ...Secret to be considered with the ability to obtain TS/SCI with Polygraph. Primary Responsibilities Lead system administration for Linux and Windows-based systems in secure, mission-critical environments. Architect and manage complex server, storage, and virtualization... 
    Contract work
    Local area
    Immediate start

    Leidos Inc

    Tucson, AZ
    1 day ago
  • $57.2k - $108.8k

     ...information system capabilities. Success in this role means you can develop, implement, and maintain secure, cost-efficient environments...  ...administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment. Understanding and knowledge of Windows Server... 
    Full time
    Temporary work
    Work experience placement
    Flexible hours

    RTX

    Tucson, AZ
    1 day ago