• Senior. Platform Engineer / Linux (Onsite)

    RTX Corporation (Richardson, TX)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI without Polygraph At Raytheon, the foundation of everything we do is rooted ... more secure world. Raytheon Technologies (RTX) is seeking a **Senior Platform Engineer / Linux** with well-rounded Linux Infrastructure Engineering expertise to join… more
    RTX Corporation (08/16/25)
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  • CCSS Principal Systems Engineer - White…

    RTX Corporation (Washington, DC)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI - Current At Raytheon, the foundation of everything we do is rooted ... Engineering is anticipating an opportunity for a **Principal Systems Engineer ** . This role is suited for a motivated...Washington, DC and involves supporting the WHCA Secure Voice Network (WHSVN) C2 systems and acquisition projects. These efforts… more
    RTX Corporation (09/19/25)
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  • Core/WAN Network - Tier 3

    CACI International (Sterling, VA)
    …the design, implementation, and maintenance of complex, global enterprise networks. The Senior Network Engineer will act as a key technical leader, driving the ... TS /SCI + 10+ years related technical experience in Network and Transport technologies, tools, and techniques + 6+...Cryptographic devises, VPN and VPN client. + Experience with Network analysis tools ( CISCO Network … more
    CACI International (07/26/25)
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  • Systems Engineer

    SAIC (Arlington, VA)
    **Description** Seeking a Senior Systems/ Network Engineer , working with a diverse team of contractors, government personnel and subject matter experts, focused ... deep web and dark web. Clearance/Citizenship Requirements: + US Citizenship with an active Top Secret Clearance with ability to obtain SCI (Active and/or PR… more
    SAIC (09/20/25)
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  • Engineer I, Information Systems - Universal…

    NBC Universal (Orlando, FL)
    …basic activities related to the support and administration of Ride and Show Network (RSNs) systems. The Engineer I, Information Systems is responsible for ... internal consultant to Engineering, Universal Creative (UC), Tech Services ( TS ) and Vendors. Ability to work on multiple priorities...Network security, access lists, SSH, SCP, IPSec, + Cisco / Arista routers and switches Your talent, skills… more
    NBC Universal (10/14/25)
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  • Software Engineer -Early Career

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of ... Mission Systems in Littleton, CO is seeking a Software Engineer Associate\. In this role, you will be part...Jmockit\) \- Familiarity with networking \(layer 2, layer 3, cisco switches, routing\) and network programming \(TCP,… more
    Lockheed Martin (10/08/25)
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  • VTC Support Engineer

    SAIC (Washington, DC)
    …support **REQUIRED CLEARANCE:** + US Citizenship + Must be able to obtain up to a top secret clearance + Must obtain interim secret clearance prior to ... systems (VTC). The preferred candidate will be a senior IT engineer with extensive hands-on experience with platform configuration, operations, management,… more
    SAIC (10/07/25)
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  • Systems Engineer 5

    M. C. Dean (District Of Columbia, DC)
    …eligibility requirements, including US Citizenship, for access to classified information; **ACTIVE TOP SECRET Clearance is REQUIRED** **Education** : + Computer ... of technical leaders in electrical, engineering, and cybersecurity industries. Seeking a Systems Engineer able to work with a dynamic team of system engineers and… more
    M. C. Dean (08/27/25)
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  • Principal Field Service Engineer /Sr.…

    Northrop Grumman (Aurora, CO)
    …Windows Server 2016Linux: Linux+, LPIC-1, or Red Hat Certified Systems Administrator, Cisco Certified Network Associate (CCNA) Primary Level Salary Range: ... Space Systems is looking to add a **Principal Electronics Engineer - Field Service Engineer (FSE)/Sr. Principal...Windows Server 2019; Red Hat Enterprise Linux; Windows 11; Cisco IOS; Active Directory and DNS; Kubernetes and container-based… more
    Northrop Grumman (10/07/25)
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  • Lead LAN/WAN Engineer

    CACI International (Washington, DC)
    Lead LAN/WAN Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular ... Opportunity:** CACI has an excellent opportunity for an experienced Lead LAN/WAN Engineer who will provide expert Design, analysis, research, and operation support… more
    CACI International (08/09/25)
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