• Senior Software Developer - TS/SCI Clearance…

    Leidos (Reston, VA)
    **Description** The Mission Solutions Business Area at Leidos seeks a Software Engineer to lead the creation of new software capabilities within a matrixed research ... least 12 years) of computer science, application development, requirements collection, system design, data analysis, test, simulation, and verification of software… more
    Leidos (09/21/25)
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  • Information Technology Subject Matter Expert

    TekSynap (VA)
    …solutions software integration across business areas, ensuring interoperability in open systems and client-server environments. + Conducts system planning and ... systems engineering experience, including management of multi-platform, multi-operating system enterprise environments. + Experience and knowledge in: + Google… more
    TekSynap (11/08/25)
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  • Senior Cyber Capability Developer

    TekSynap (Springfield, VA)
    …& Qualifications** **RESPONSIBILITIES** The Senior Cyber Capability Developer (Reverse Engineer ) is an accomplished technical professional specializing in the ... analysis and understanding of software, firmware, and systems through reverse engineering techniques. With a background in Agile methodologies, they bring expertise… more
    TekSynap (08/21/25)
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  • Mission Application Technical Support Specialist…

    RTX Corporation (Langley AFB, VA)
    …Raytheon Company Managed by Collins Aerospace Collins Aerospace is seeking a system administrator, software engineer , or information technology specialist to ... perform Air Force Distributive Common Ground System (AF DCGS) / Open Architecture Mission Application Technical...support of existing and new mission applications hosted on Linux and Windows operating systems . Candidates for… more
    RTX Corporation (11/06/25)
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  • Software Technical Lead

    Amentum (Herndon, VA)
    …software solutions utilizing C#, C++, SQL Server, Microsoft Windows Server, and Linux + Drive system monitoring, troubleshooting, and optimization efforts using ... experience with expertise in multi-tiered C# .NET applications, information systems , and service-oriented architectures. This leadership role requires strong… more
    Amentum (10/27/25)
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  • Lab Manager III

    ARSIEM (Arlington, VA)
    …directly relevant experience in network administration + Proficiency with multiple operating systems , including Linux /Unix and macOS + Strong knowledge and ... every client you work with. ARSIEM is looking for a motivated Network Engineer to implement, maintain, and support the lab network infrastructure. This position will… more
    ARSIEM (11/12/25)
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  • Senior IT Specialist

    TekSynap (Springfield, VA)
    …tasks and must be able to perform the following additional duties: + Analyzing system requirements and ensuring that systems will be securely integrated with ... create scripts in Python or other languages. + Familiarity with various operating systems and platforms (MacOS, Ubuntu and CentOS Linux ). + Resourcefulness and… more
    TekSynap (08/21/25)
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  • Windows Server Lead

    TekSynap (VA)
    …and installs, operates, maintains, configures, troubleshoots, and repairs IT systems devices, circuits, cables, components, software, and end-user devices, ... (GAIC) Security Essentials Certification (GSEC) + Certified Network Defender (CND) + Systems Security Certified Practitioner (SSCP) + One of the following Google… more
    TekSynap (11/15/25)
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  • COMSEC Manager (TS Clearance Required, Onsite)

    Deloitte (Arlington, VA)
    …to secure success. Work You'll Do + Responsible for performing as information systems security engineer (ISSE) + Providing operation services to design the ... mitigation strategies + Design, develop, implement and/or integrate IA and security systems and system components including those for networking, computing, and… more
    Deloitte (11/18/25)
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  • Staff Solution Consultant

    Trellix (Richmond, VA)
    …cybersecurity operations, cybersecurity engineering, systems engineering and/or Windows and Linux systems administration. + You have experience with Trellix ... planning, deployment, migration, operation, and sustainment of key endpoint security systems comprised of Trellix and third-party technologies. The Endpoint Security… more
    Trellix (11/14/25)
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