• Network Engineer !

    CACI International (Columbia, MD)
    …An active NSA TS/SCI with Polygraph. + **Experience:** 5 years of experience as a Network Security Engineer , with a focus on analyzing complex hardware ... least three of the following vendor certifications: Palo Alto Networks Certified Network Security Administrator...**Ready to Make a Difference?** If you're a dedicated Network Security Engineer looking for… more
    CACI International (11/13/25)
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  • Senior Sales Engineer - SLED - MD/NJ/De

    Proofpoint (Maryland City, MD)
    …+ 6+ years of hands on technical experience, either as a Sales/Systems Engineer , Technical Account Manager, Security Engineer , Customer Success Manager, ... our sales process every single day. As a Sales Engineer working with accounts in the SLED space, you...C-suite + You have experience in Enterprise or Cloud Security , including cloud/SaaS platforms, messaging, data, network ,… more
    Proofpoint (10/08/25)
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  • FLEX Senior Systems Engineer - M365 AI…

    Marriott (Bethesda, MD)
    …. Any of the following Microsoft Certifications o Microsoft Certified Azure Security Engineer o Microsoft Certified Information Protection Administrator o ... strategic thinking and hands-on engagement with delivery teams. The Senior Systems Engineer owns the engineering, security , and operational reliability of… more
    Marriott (11/07/25)
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  • Cyber Security /ZScaler Engineer

    General Dynamics Information Technology (Rockville, MD)
    …Architecture **Certifications:** Certified Architect - Zero Trust - Zscaler - Zscaler, Security + - CompTIA - CompTIA **Experience:** 3 + years of related experience ... to make a personal impact as a Sr. Cyber Security Analyst supporting our HHS HRSA customer onsite. GDIT...Foundational networking and DNS skills + Experience with routing, network forwarding, and traffic inspection + ZIA, ZPA, ZDX… more
    General Dynamics Information Technology (11/04/25)
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  • Software Engineer Security

    Cisco (Fulton, MD)
    …pipelines, secure cloud infrastructure, and automation solutions within business groups such as Security and Infra & Security (Compute, Cloud, Security ... systems, and cybersecurity automation. Explore opportunities at the intersection of security engineering, automation, and AI-helping to transform how Cisco and its… more
    Cisco (12/02/25)
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  • DevOps Engineer

    Tactibit Technologies LLC (Suitland, MD)
    … testing, hardening, and assessments to meet strict compliance and operational security requirements DevOps Engineer requirements are: + Experience as a ... with a shared commitment to excellence in everything we do. About the DevOps Engineer position We are looking for a talented engineer with in-depth experience… more
    Tactibit Technologies LLC (09/25/25)
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  • Network Engineer

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Network Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business ... Paid Leave, and much more. **Join us and make a difference in National Security !** The ** Network Engineer ** will be responsible for: + Provide input to the… more
    Leidos (10/12/25)
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  • Systems Engineer

    KBR (Fulton, MD)
    …Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our ... support, engineering support, integration, test, and deployment activities for the Security Engineering team. + Engineer , install, maintain, configure and… more
    KBR (10/14/25)
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  • Embedded Software Engineer

    Leidos (Linthicum, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Embedded Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics ... required. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission...more. **Join us and make a difference in National** ** Security !** **Embedded Software Engineer :** Leidos is seeking… more
    Leidos (10/14/25)
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  • Network Engineer

    ManTech (Linthicum Heights, MD)
    **MANTECH** seeks a skilled and security -focused ** Network Engineer ** to support the Cryptographic Solutions Program within the National Security Systems ... Nessus, and system administration across Linux/Windows environments + Understanding of network security principles including segmentation and monitoring +… more
    ManTech (11/26/25)
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