• Mechanical Engineer - Fire Protection

    Jensen Hughes Inc. (Rockville, MD)
    Mechanical Engineer - Fire Protection Columbia, Maryland, United States; Fairfax, Virginia, United States; Rockville, Maryland, United States **Company Overview** ... Throughout our worldwide network of experts, clients and communities, we are renowned...1939. Today, our expertise extends broadly across closely related security and risk-based fields - from accessibility consulting and… more
    Jensen Hughes Inc. (12/16/25)
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  • Principal Mechanical Engineer

    Northrop Grumman (Linthicum Heights, MD)
    …Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure technology to ... shared mission, we'll support you by expanding your personal network and developing skills, whether you are new to...you to join our team as a Principal Mechanical Engineer based out of Linthicum, MD. Combat Sensors Hardware… more
    Northrop Grumman (12/19/25)
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  • Principal Cyber Software Engineer

    Northrop Grumman (Fort Meade, MD)
    …Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure technology to ... mission, we will support yours of expanding your personal network and developing skills, whether you are new to...Solutions Operating Unit is actively seeking a talented SW Engineer to join a Northrop Grumman primed program. This… more
    Northrop Grumman (12/16/25)
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  • Staff Modeling & Simulation Systems…

    Northrop Grumman (Linthicum Heights, MD)
    …Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure technology to ... shared mission, we'll support yours of expanding your personal network and developing skills, whether you are new to...are looking for a Staff Modeling & Simulation Systems Engineer to join our team in Baltimore, MD. This… more
    Northrop Grumman (10/29/25)
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  • Senior Software Test Engineer

    BigBear.ai (Annapolis Junction, MD)
    Overview BigBear.ai is seeking a Test Engineer to play a pivotal role in the testing and validation of cutting-edge Computer Network Operations (CNO) tools. This ... in fast-paced environments, and want to contribute to national security , we want to hear from you. What you...to hear from you. What you will do + Lead the charge in designing and executing test strategies… more
    BigBear.ai (11/20/25)
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  • CNO Reverse Engineer

    ManTech (Hanover, MD)
    …development of mission-critical cyber capabilities, drive excellence in CNO development and lead efforts in advanced Computer Network Operations (CNO). You'll be ... **MANTECH** seeks a highly skilled and innovative **CNO Reverse Engineer ** to join our team in **Hanover, MD.** In this role, you will contribute to the… more
    ManTech (01/07/26)
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  • Data Center & AI Global Demo Engineer

    Cisco (Annapolis Junction, MD)
    …customer decision-making. **Your Impact** As a Data Center & AI Global Demo Engineer you will be instrumental in showcasing Cisco's innovative Data Center and AI ... value that Cisco delivers in the solution being demonstrated. Lead the design and documentation of all phases of...as CCNA, CCNP, or CCIE + Certifications related to network or data center technologies from VMware, Red Hat… more
    Cisco (01/07/26)
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  • Senior Engineer - RF Test & Validation

    Leonardo DRS, Inc. (Frederick, MD)
    …to delivering world-class, full life-cycle defense and intelligence products that protect the security of our nation and our allies. From air combat training to ... around the world. **Job Summary** We're hiring a **Sr. Engineer , Test Engineering and Automation** in our **Frederick, MD**...automated tests + Identify new automation best practices + Lead product transition from development to production + … more
    Leonardo DRS, Inc. (10/30/25)
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  • Systems Engineer (SME)

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Systems Engineer - SME in our **National Security Sector's (NSS) Cyber & Analytics Business ... Area (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and… more
    Leidos (12/11/25)
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  • System Engineer (TS/SCI)- Senior or Mid…

    Vexterra Group (Bethesda, MD)
    Job Description: Vexterra is looking to fill a Windows Systems Engineer and Administrator position within the Analysis Solutions Division (ASD) to support the ... and troubleshooting for end user workstations, to include desktop applications. + Lead effort to collect data, conduct analysis, develop, and implement solutions… more
    Vexterra Group (10/14/25)
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