• Senior Platform Engineer

    RTX Corporation (Dulles, VA)
    …create a safer, more secure world. Raytheon Technologies (RTX) is seeking a ** Senior Platform Engineer ** with well-rounded Linux Infrastructure Engineering ... of operational support to ensure the reliability, scalability and security . The ** Senior Platform Engineer **...Will Do** + You will maintain existing systems through Linux -based tools and manage the COTS/FOSS software on the… more
    RTX Corporation (10/09/25)
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  • Senior Linux Engineer

    CACI International (Chantilly, VA)
    Senior Linux Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage ... None Type of Travel: None * * * **The Opportunity:** CACI is looking for a Senior Linux Engineer to support a newly established research and development… more
    CACI International (10/09/25)
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  • Cyber Security Engineer Sr

    Lockheed Martin (Boulder, CO)
    …one of the top companies in the world? This position is for a Cyber Security Engineer Lead on the Space Based Infrared System \(SBIRS\) program\. The selected ... & Cyber Requirements activities for the SBIRS operational systems\. As a Cyber Security Engineer supporting the Space Based Infrared System \(SBIRS\) program,… more
    Lockheed Martin (08/14/25)
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  • Senior Software Engineer - Embedded…

    RTX Corporation (Cedar Rapids, IA)
    …challenges and to meet the demands of a rapidly evolving global market. As a Senior Software Engineer in this organization, you will be involved in the ... ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as...Do:** + Design, develop and continuously enhance our customized Linux OS ecosystem and maintain ownership over areas such… more
    RTX Corporation (09/26/25)
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  • Principal / Sr . Principal Software…

    Northrop Grumman (Los Angeles, CA)
    …our mission! We are looking for you to join our team as a **Principal** / ** Sr . Principal Software Engineer ** based out of Woodland Hills, CA. As a **Principal** ... is a trusted provider of mission-enabling solutions for global security . Our Engineering and Sciences (E&S) organization pushes the.../ ** Sr . Principal Software Engineer ** at Northrop Grumman,… more
    Northrop Grumman (09/16/25)
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  • Senior Infrastructure Linux & DevOps…

    Matrix Precise, Inc. (Pleasanton, CA)
    The Sr . Infra Linux Engineer 's primary function will be to advance the infrastructure team from a traditional infrastructure methodology to an infrastructure ... Essential Responsibilities: + Build out additional automation which includes the Windows/ Linux OS platforms, Storage platforms and DB platforms. + Roadmap,… more
    Matrix Precise, Inc. (07/18/25)
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  • Sr Site Reliability Engineer

    The Walt Disney Company (Celebration, FL)
    …Experiences. It works closely with Applications Teams from across the company. The Sr . Site Reliability Engineer will report to the Manager, Technology ... identifying root causes in large-scale distributed systems + Proficient in UNIX/ Linux /Windows and Kubernetes administration, troubleshooting, and security +… more
    The Walt Disney Company (09/10/25)
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  • Senior Linux Engineer

    ManTech (Camp Springs, MD)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Linux Engineer ** to join our team in **Camp Springs, MD** . This is a hybrid position. ... industry leading toolsets **Preferred Qualifications:** + Relevant cloud and RedHat linux certification(s) ** Security Clearance** : + Must be able to pass USCIS… more
    ManTech (09/03/25)
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  • Senior Linux Engineer

    Serco (Newport, RI)
    …simulation, training and analysis products for the US Navy. We are looking for a ** Senior Linux Engineer ** to join our system integration team. You will ... other legally protected characteristics. Click here to apply now (https://careers-sercous.icims.com/jobs/69974/ senior - linux - engineer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834477830) **New to Serco?** Join… more
    Serco (09/19/25)
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  • Principal OR Sr . Principal Payloads Field…

    Northrop Grumman (Monson, ME)
    …history. Northrop Grumman Aeronautics Systems is looking to add a **Principal OR Sr . Principal Payloads Field Service Engineer ** to our **International Field ... the time. _This position can be filled at either the Principal Payloads Field Service Engineer level or the Senior Principal Payloads Field Service Engineer more
    Northrop Grumman (09/17/25)
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