• Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    …management systems , and virtualized systems . + Strong understanding of Windows and Linux systems , operating system security principles, TCP/IP ... **MANTECH** seeks a motivated, career and customer-oriented ** Senior Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role supports a… more
    ManTech (12/13/25)
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  • Senior Infrastructure and ServiceNow…

    Virtual Service Operations (Alexandria, VA)
    Senior Infrastructure and ServiceNow Engineer in Alexandria, VA * Alexandria, VA (http://maps.google.com/maps?q=Alexandria+VA+USA) Description Are you looking to ... take the next steps in your career as a Senior Infrastructure and ServiceNow Engineer ? Let's chat and see if we are a good match! Opportunity: Virtual Service… more
    Virtual Service Operations (12/17/25)
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  • Senior IT Infrastructure Engineer

    Lumen (Richmond, VA)
    …the world and shape the future. **The Role** We are seeking a highly skilled Senior IT Infrastructure Engineer to join our Internal Network Services team. This ... planning, designing, implementing, and maintaining enterprise-level network and infrastructure systems to ensure reliability, scalability, and security across the… more
    Lumen (01/07/26)
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  • Senior Principal Cyber Security…

    ManTech (Chantilly, VA)
    …and virtual systems + Knowledge of Windows and Linux systems , general operating system security practices, TCP/IP networking, 802.1x, and network ... **MANTECH** seeks a motivated, career and customer-oriented ** Senior Principal Cyber Security Engineer ** to...investigate C2C performance and faults and recommend improvements to system reliability and performance. + You will interact with… more
    ManTech (12/13/25)
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  • Senior DevOps Engineer

    CoStar Realty Information, Inc. (Richmond, VA)
    Senior DevOps Engineer Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate ... an invaluable edge in real estate. As CoStar's next Senior DevOps Engineer , you will have a...**Responsibilities** + Work cross-functionally with Product teams to manage systems and services that provide reliable and scalable solutions… more
    CoStar Realty Information, Inc. (12/31/25)
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  • Senior Malware Engineer

    Leidos (Alexandria, VA)
    …ports and services; + Demonstrated advanced experience with the Windows operating system and other operating systems (eg, Linux or Unix); + Demonstrated ... **Description** Leidos has a current job opportunity for a ** Senior Malware Engineer ** on the DISA GSM-O...and will aid in discovering other affected or vulnerable systems , establishing a more concrete framework for attribution, and… more
    Leidos (10/31/25)
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  • Senior Offensive Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Offensive Security Engineer Job Description **Offensive Security Engineer ** **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of ... demonstrate the exploitation of the vulnerabilities. The ability to explain the exploit to senior level management is key to success in this role. Stay current with… more
    CoStar Realty Information, Inc. (11/24/25)
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  • Senior Splunk Cyber Security…

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career, and customer-oriented ** Senior Splunk Cyber Security Engineer ** to join our team in **Chantilly, VA.** In this role, you ... This position is ideal for professionals with strong hands-on experience in system integration, data management, and cyber defense initiatives. You will play a… more
    ManTech (12/30/25)
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  • Senior Microsoft Security Engineer

    Insight Global (Virginia Beach, VA)
    Job Description Insight Global is looking for a Senior Microsoft Security Engineer with deep knowledge and expertise in Microsoft technologies, policies, and ... infrastructure. This includes Microsoft Office 365, Purview, Azure, Intune, and Windows endpoints. You'll work with cross-functional teams (Infrastructure, IAM, GRC,… more
    Insight Global (01/09/26)
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  • Senior Upgrade Engineer , Medical…

    Fujifilm (Richmond, VA)
    **Position Overview** The Senior Upgrade Engineer is responsible for performing upgrades for Fujifilm Healthcare Americas Corporation (HCUS) Medical Informatics ... **Duties and Responsibilities:** + Perform remote and onsite assessments of customer's systems . + Understand technical solutions for HCUS MI products - Radiology… more
    Fujifilm (12/16/25)
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