• Network Engineer Tier 3

    CACI International (Annapolis Junction, MD)
    Network Engineer Tier 3 Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... ongoing basis. **Opportunity:** Team CACI is seeking a Senior Network Engineer to support an Intelligence Community customer's diverse network infrastructure,… more
    CACI International (07/26/25)
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  • Tier 3 Subject Matter Expert (SME)

    Leidos (Fort Meade, MD)
    …a complex enterprise network using industry best practices. + Resolve escalated network and security support issues ( Tier 3 ). + Independently conduct network ... is seeking an experienced **Network Systems** **Subject Matter Expert (SME) to provide Tier 3 ** sustainment support to a mission critical IP voice transport… more
    Leidos (05/23/25)
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  • Technical Support Specialist Tier 3

    Lockheed Martin (Fort Meade, MD)
    …for system and software installations, sustainment, upgrades, and troubleshooting \- Provide Tier 3 support for system failures and degradation problem ... to undermine our way of life\. As a cyber security professional at Lockheed Martin, you'll protect the networks...operational system critical discrepancies that cannot be resolved by tier one and two personnel\. Integrate, test, and optimize… more
    Lockheed Martin (07/12/25)
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  • Software Engineer 3

    Synergy ECP (Columbia, MD)
    Software Engineer 3 Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time Description Software Engineer Level 3 The ... and synthesis from system level to individual software components. Requirements The Level 3 Software Engineer shall possess the following capabilities: + Analyze… more
    Synergy ECP (07/29/25)
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  • Systems Security Engineer II

    Sierra Nevada Company, LLC (Hagerstown, MD)
    …leverage the latest advancements in ISR technology. You'll collaborate with top- tier professionals and contribute to the development of state-of-the-art systems that ... enhance national security and provide critical intelligence. Our Hagerstown facility is...401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, tuition reimbursement, and more… more
    Sierra Nevada Company, LLC (07/21/25)
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  • Network Engineer ( Engineer Network…

    Huntington Ingalls Industries (Fort Meade, MD)
    security operations at Fort Meade. We're seeking a skilled and security -cleared Network Engineer to design, implement, and maintain secure, high-performance ... Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $92,259.00 - $125,000.00 Security Clearance: TS/SCI with Poly Level of Experience: Mid HI This… more
    Huntington Ingalls Industries (07/11/25)
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  • SIGINT Systems Engineer 3 (SW…

    Synergy ECP (Annapolis Junction, MD)
    SIGINT Systems Engineer 3 (SW support) Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) Description We are searching for cleared ... ongoing mission-critical operations. With high demand from our National Security customers for our talent and expertise, our employees...may be substituted for a bachelors degree. The level 3 Systems Engineer shall possess the following… more
    Synergy ECP (07/23/25)
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  • System Engineer 3 - Splunk System…

    Orion Consortium (Annapolis Junction, MD)
    …documentation, and work instructions used by the Splunk, server, desktop and Information System Security teams, and Tier 2/ 3 Help Desk technicians. Mandatory ... Splunk including RBAC/ABAC Experience reviewing network, host, and firewall security logs Strong organizational, communication, and collaboration skills Desired… more
    Orion Consortium (06/14/25)
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  • Network Engineer II

    Kennedy Krieger Institute (Baltimore, MD)
    …7. Perform as technical lead for specified projects. 8. In collaboration with Network Engineer III, provide Tier 3 level support for support tickets ... **Overview** The Network Engineer II administers and installs telephony servers and...applications, network application servers, network routers and switches, data security , wireless networks and disaster recovery protocol activities. This… more
    Kennedy Krieger Institute (05/13/25)
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  • Network Engineer

    ManTech (Annapolis Junction, MD)
    …IP encryption methodologies into intricate networks and systems, embodying a profound comprehension of security imperatives. + Execute Tier 3 LAN and WAN ... **ManTech** seeks a motivated, career and customer-oriented **Network Engineer ** to join our team in **Annapolis Junction,...VPLS, EVPN VxLAN, QoS IP multicasting technologies, LSP, Spanning-Tree, Port- Security , and multiple Layer 2 and 3 more
    ManTech (07/11/25)
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