• Senior Systems Engineer - IT

    Lockheed Martin (Littleton, CO)
    engineer Cross\-Domain Solution \(CDS\) products\. This position is for a Systems Engineer /Installer on the Radiant Mercury product within the TSS program\. ... ARE** Lockheed Martin is seeking a highly motivated Senior Systems Engineer \-IT to join our Radiant Mercury...a strong background in Red Hat Enterprise Linux \(RHEL\), system hardening, and network security principles, with the ability… more
    Lockheed Martin (11/12/25)
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  • System Engineer Senior

    General Dynamics Information Technology (Fort Huachuca, AZ)
    … + years of related experience **US Citizenship Required:** Yes **Job Description:** Systems Engineer Senior Advance how our customers operate while you advance ... who are driven and resourceful like you. **MEANINGFUL WORK AND PERSONAL IMPACT** As a Systems Engineer Senior, the work you'll do at GDIT will be impactful to… more
    General Dynamics Information Technology (12/05/25)
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  • Principal Systems Engineer

    RTX Corporation (Binghamton, NY)
    …eligible for a security clearance **Security Clearance:** DoD Clearance: Secret **Principal Systems Engineer ** **- Simulation & Training (Onsite)** Collins is ... seeking an experienced Systems Engineer to work within the dynamic...This position provides multiple avenues of career advancement in Systems Engineering and Test Engineering roles. System more
    RTX Corporation (12/09/25)
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  • Sr. Systems Engineer

    TekSynap (Honolulu, HI)
    … Certification (eg, MCSA, Linux, etc) **Overview** We are seeking a Senior Systems Engineer to join our team supportingNetwork Enterprise Technology Command ... **Responsibilities & Qualifications** The CSFC Solutions Engineer would assist and support with the development, configuration, testing, and evaluation of Commercial… more
    TekSynap (12/20/25)
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  • System Security Engineer

    Guidehouse (Bethesda, MD)
    …Symantec DLP, Sentinel, CloudWatch, Security Center). + 1+ years of experience as IT system administrator or engineer . Experience can include: + System ... other compliance tasks. **3. Privacy** + Ensure all CIT systems comply with policies. + Focus on minimizing risks...maintain the SA&A lifecycle workflow, integrating security into the system development lifecycle per NIST SP 800-37. + Guide… more
    Guidehouse (11/19/25)
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  • Cyber Systems Security Engineer

    Lockheed Martin (Fort Worth, TX)
    …in system /database/network/ administration **Desired Skills:** Experience Troubleshooting Applications and systems Account Maintenance with Active Directory ... Server re\-image, troubleshooting, account maintenance \* Regular monitoring of systems / applications for availability and performance \*Computer infrastructure… more
    Lockheed Martin (12/11/25)
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  • System Engineer

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented ** System Engineer ** to join our team located in the Ft. **Meade, MD** area. ... Document and maintain SOPs on the configuration of the system + Perform daily audits of systems ...an accredited college or university. + 14+ years of systems engineering experience; an Associates degree and 5 more
    ManTech (11/22/25)
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  • Systems Engineer Senior

    General Dynamics Information Technology (Macdill AFB, FL)
    …how our customers operate while you advance your career. Join GDIT as a Systems Engineer Senior and build an impactful career in enterprise IT, collaborating ... like you. **MEANINGFUL WORK AND PERSONAL IMPACT** As a Systems Engineer Senior, the work you'll do...in the development or modification of software programs and applications to enhance an operating system **WHAT… more
    General Dynamics Information Technology (10/21/25)
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  • Principal / Sr. Principal Modeling Simulation…

    Northrop Grumman (Los Angeles, CA)
    …are looking for you to join our team as a Modeling, Simulation & Analysis (MS&A) Systems Engineer based out of Woodland Hills, CA. As a Modeling, Simulation & ... Analysis (MS&A) Systems Engineer at Northrop Grumman you will...and develop complex models and simulations for inertial navigation systems to predict system performance and support… more
    Northrop Grumman (11/11/25)
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  • FTIR Applications Engineer

    ThermoFisher Scientific (Madison, WI)
    …Division (CAD) **A day in the life:** + Identify likely areas of emerging applications and propose applications solutions to product management + Play a ... significant role when introducing and supporting new products and applications + Work with R&D and the Product Manager on new product requirements and early … more
    ThermoFisher Scientific (12/04/25)
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