• Cyber Security Analyst (Mid-Level)

    Oasis Systems, LLC (Rockville, MD)
    …FISMA, etc. + Knowledge of IT security architecture and design (firewalls, Intrusion Detection Systems, Virtual Private Networking, and virus/malware protection ... technologies -- behavioral based a plus). + Knowledge of LAN/WAN design and general internetworking technologies. Hands-on experience a plus. + Knowledge of Windows and Unix operating systems. Hands-on experience a plus. MAR Division of Oasis Systems is an… more
    Oasis Systems, LLC (06/20/25)
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  • Tech Specialist 2

    M. C. Dean (Gaithersburg, MD)
    …+ Conduct research and development on new system manufacturers (ie access control, intrusion detection and closed circuit television systems). + Perform all ... duties with minimal direct supervision + Independently develops, improves, and implements automation tools, configurations, and scripts for IT and OT systems. + Leads planning and execution of system implementation, maintenance, and reconfiguration efforts. +… more
    M. C. Dean (06/19/25)
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  • Network Security Engineer

    ThermoFisher Scientific (Frederick, MD)
    …updating, configuring, monitoring firewalls, virtual private networks, content filtering, intrusion detection , log management, and security policies + ... Identify and implement IT industry standards to improve the organization's security posture + Maintaining technical knowledge by attending educational workshops; reviewing publications Education + Bachelor's Degree in cybersecurity, computer science, systems… more
    ThermoFisher Scientific (06/18/25)
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  • Information Systems Security Engineer

    CACI International (Columbia, MD)
    …identification; authentication and authorization; system integration; risk management; intrusion detection ; contingency planning; incident handling; ... configuration control; change management; auditing; certification and accreditation process; principles of IA (confidentiality, integrity, non-repudiation, availability, and access control); and security testing. + Support security authorization activities in… more
    CACI International (06/17/25)
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  • Lead Information Security Analyst

    ManTech (Belcamp, MD)
    …+ Demonstrated proficiency in security tools and technologies (firewalls, intrusion detection /prevention systems, SIEM). + Experience with vulnerability ... scanning and penetration testing. + Possess analytical and problem-solving skills to identify and address security threats. **Preferred Qualifications:** + Programming knowledge. + Experience with conducting simulated cyberattacks to identify vulnerabilities… more
    ManTech (06/11/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    …manual process for new operating system rollout. + Configure host-based intrusion detection systems. + Monitor and troubleshoot/examine detected anomalies. ... + Developed automation script adding new servers to IPA replacing human error and manual process + Analyze system and security logs while responding to discovered real time events providing SOC status updates. + Engineer ansible script automating creation of… more
    ManTech (06/06/25)
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  • CNO Developer/Engineer

    Shuvel Digital (MD)
    …Bash, etc.). + Proficiency in programming techniques to evade host and network intrusion detection . + Proficiency in network socket programming and network ... protocol analysis/implementation. + Experience developing within multiple, isolated environments and deployment into test environments. + Experience with application development for Windows or Linux. + Experience with x86/x64 or ARM Assembly programming. +… more
    Shuvel Digital (06/05/25)
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  • FLEX Assurance Analyst

    Marriott (Bethesda, MD)
    …of network security concepts: DOS, DNS Spoofing, ARP Poisoning, Firewalls, Intrusion Detection , Segmentation . Basic understanding of Vulnerability and ... Patch Management practices . Basic understanding of endpoint security controls: EDR, Vulnerability Scanning Agents, HIDS, FIM . Basic understanding of Agile Software Development Practices & DevOps **CORE WORK ACTIVITIES** **Security Certification** . Process… more
    Marriott (05/29/25)
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  • Principal System Administrator

    DCCA (Annapolis Junction, MD)
    …7,8 Linux, VMWare Vcenter Server and Vsphere client, Sun Solaris 9, 10, Dragon Intrusion Detection , Oracle 10 RDBMS. Utilize performance and tuning skills to ... enhance system fault management. Assist the user community with data and telecommunications problems to maintain network integrity utilizing remote system management. Troubleshoot and resolve all related problems. Tools/Skills: Mainframe Hardware: * IBM 4381,… more
    DCCA (05/19/25)
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  • Designated Authorizing Official 3 - TS/SCI…

    Amentum (Columbia, MD)
    …authorization, system integration, ICD 503 (formerly NISCAP), risk management, intrusion detection , contingency planning, incident handling, configuration ... control, change management, auditing, security authorization process, principles of Cybersecurity (confidentiality, integrity, non-repudiation, availability, access control), and security testing **Must be able to:** + Analyze Cybersecurity built into systems… more
    Amentum (05/14/25)
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