• Senior Network Architect

    KBR (Fulton, MD)
    Title: Senior Network Architect Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... routers, switches, firewalls, and unified communications equipment. Minimum Qualifications: + Top Secret with SCI + Information Assurance Technical (IAT)… more
    KBR (01/13/26)
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  • ISSE Senior - with TS /SCI Poly

    Amentum (Columbia, MD)
    …Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a ** Senior ISSE** to join our team of passionate individuals in **Columbia, MD** . In this ... on the Nation's security and intelligence mission. As the Senior ISSE on a dynamic team, you will perform...content. **Requirements:** * Fourteen (14) years of IA System Architect and Engineer (IASAE) experience, to include recent experience… more
    Amentum (01/13/26)
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  • Azure Cloud Architect - Senior Cloud…

    CACI International (Annapolis Junction, MD)
    Azure Cloud Architect - Senior Cloud Engineer - Level 3 Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI ... Travel: None * * * **The Opportunity** The Cloud Architect will maintain an efficient and cost-effective migration of...GED or 7 Years Experience and Bachelors + Active TS /SCI (no waiver - minimum requirement) + DoD 8570… more
    CACI International (10/17/25)
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  • Systems Architect

    Systems Technologies, Inc. (Hanover, MD)
    …experience + Senior : 12 years of experience SECURITY CLEARANCE . Active DoD Top Secret /SCI clearance required TRAVEL . Some travel may be required. Systek ... Location Hanover, MD Job Setting On-site Job Category Network /System Administrator Apply Now (https://phh.tbe.taleo.net/phh04/ats/careers/v2/applyRequisition?org=SYSTEK&cws=42&rid=1147) SYSTEMS ARCHITECT more
    Systems Technologies, Inc. (12/02/25)
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  • Solutions Architect

    Sealing Technologies (Columbia, MD)
    …the project's duration. Qualifications: + US Citizen. + Ability to obtain a TOP SECRET Security Clearance. + Bachelor's Degree in Electrical Engineering, ... Technologies, a Parsons Company, is searching for a seasoned, customer-centric Solution Architect (SA) to bolster our sales and business development team. Reporting… more
    Sealing Technologies (01/11/26)
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  • Information System Security Manager (ISSM)…

    RTX Corporation (Annapolis Junction, MD)
    …SCI systems; prior Enterprise ISSM experience. + Active and transferable US government issued Top Secret SCI ( TS /SCI) security clearance required prior to ... **What You Will Do:** + Lead RMF/JSIG/DAAPM execution - architect secure solutions, prepare authorization packages, brief Security Control.../ ISSMP or PMP. + Existing US government issued Top Secret SCI ( TS /SCI) security… more
    RTX Corporation (11/01/25)
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  • Principal / Senior Principal Embedded…

    Northrop Grumman (Baltimore, MD)
    …in Science, Technology, Engineering or Mathematics or related technical fields. + Active Top Secret Clearance or higher. + Experience with Hardware (Firmware) ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (12/13/25)
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  • Senior Cloud DevSecOps Engineer

    CACI International (Hanover, MD)
    Senior Cloud DevSecOps Engineer Job Category: Engineering Time Type: Part time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: ... the Hanover, MD office. **Responsibilities:** + Support AWS engagement managers to architect , design, develop and deliver AWS cloud native and serverless solutions… more
    CACI International (11/18/25)
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  • Senior Systems Engineer

    CACI International (Annapolis Junction, MD)
    Senior Systems Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular ... Type of Travel: None * * * **The Opportunity:** Senior Systems Engineer with strong design experience related to... Systems Engineer with strong design experience related to network engineering, system fit-up, and system deployment, as well… more
    CACI International (10/21/25)
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  • Senior Engagement Manager, WWPS ProServe,…

    Amazon (Jessup, MD)
    …AWS Cloud. We work together with customer teams and the AWS Partner Network (APN) to execute enterprise cloud computing initiatives. Our team provides assistance ... that the candidate selected must currently possess and maintain an active TS /SCI security clearance with polygraph. The position further requires the candidate to… more
    Amazon (01/06/26)
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  • ISSE Senior

    Amentum (Linthicum, MD)
    As the Senior ISSE on a dynamic team, you will perform technical security assessments of computing environments to identify points of vulnerability, non-compliance ... (Knowledge, Skills, and Abilities):** + Fourteen (14) years of IA System Architect and Engineer (IASAE) experience, to include recent experience within the last… more
    Amentum (01/09/26)
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  • Senior Mobile Software Engineer with Poly

    BigBear.ai (Annapolis Junction, MD)
    …seeking a Software Engineer and Exploitation Capability Integrator to architect , implement and deploy cutting-edge solutions that drive actionable mission-critical ... end-to-end innovation from requirements gathering through deployment monitoring. Clearance required: Active TS /SCI with Poly. What you will do You'll be at the… more
    BigBear.ai (11/15/25)
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  • Senior Systems Integration Engineer

    Leidos (Fort Meade, MD)
    **Description** Leidos frequently has opportunities for ** Senior Systems Integration Engineer's** in our **Intelligence Sector's Cyber & Analytics Business Area ... talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (01/06/26)
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  • Chief Software Engineer

    Leidos (Odenton, MD)
    …degree with 15+ years of experience. + Candidates should possess a DoD Clearance at the Top Secret level with the ability to obtain a SCI w/Poly preferred. + ... **Description** **Leidos is seeking a Chief Software Architect to join the CTO team for a...ability to engage with government stakeholder, program, and corporate senior leadership to develop and drive alignment, resolve complex… more
    Leidos (01/09/26)
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  • Software Engineer 4 - 23334 (FS Poly Required)

    Huntington Ingalls Industries (Fort Meade, MD)
    …Full Time/Salaried/Exempt Anticipated Salary Range: $119,239.00 - $195,800.00 Security Clearance: TS /SCI with Poly Level of Experience: Senior This opportunity ... cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely… more
    Huntington Ingalls Industries (11/15/25)
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  • Information System Security Engineers

    Artera Technologies (Annapolis Junction, MD)
    INFORMATION SYSTEMS SECURITY ENGINEERS Job Type: Full Time Level: Mid, Senior , Principal Location: Maryland (Annapolis Junction / Fort Meade area) Security ... Clearance: TS /SCI with Appropriate Agency Polygraph Artera Technologies, LLC's engineering...environments with platform IT interconnectivity. + Performs system or network designs that encompass multiple enclaves, to include those… more
    Artera Technologies (12/02/25)
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  • Systems Engineer, Staff Principal

    BigBear.ai (Columbia, MD)
    …minds in the industry-this is your opportunity. What you will do As a senior IT Engineer, you'll play a key role in designing, implementing, and maintaining advanced ... IT systems. You'll work independently and collaboratively to: + Architect and enhance complex IT systems that support national security missions. + Lead and… more
    BigBear.ai (11/27/25)
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