• Senior Splunk Cyber

    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 ... tuning Splunk systems, while collaborating with technical teams and cyber analysts across a dynamic enterprise environment. **Responsibilities include, but are… more
    ManTech (12/30/25)
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  • Senior Splunk Engineer

    Chenega Corporation (Oakton, VA)
    **Req ID:** 38603 **Summary** ** Senior Splunk Engineer** **Oakton, VA** Are you ready to enhance your skills and build your career in a rapidly evolving business ... and take your career to the next level! The ** Senior Splunk Engineer** is responsible for developing,... engineering and content development + Hands-on experience with Splunk Enterprise and Enterprise Security (ES) in… more
    Chenega Corporation (12/12/25)
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  • Network Security Engineer ( Splunk

    General Dynamics Information Technology (Herndon, VA)
    …on a Network Engineer joining our highly skilled team to be a premier provider of cyber security services to the customer. **HOW A NETWORK SECURITY ENGINEER ... + Analyze and help maintain a process to coordinate improvements to the cyber security of critical infrastructure in a collaborative process with critical… more
    General Dynamics Information Technology (12/15/25)
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  • Cyber Threat Hunt Lead

    Tyto Athene (Ashburn, VA)
    …incidents + Utilize security tools to analyze, investigate, and triage security alerts + Lead and execute advanced cyber threat hunting operations ... **Description** Tyto Athene is searching for a ** Cyber Threat Hunt Team Lead** to support a...reusable hunt tactics and techniques to a team of security engineers, SIEM specialists, and SOC analysts + Conduct… more
    Tyto Athene (11/01/25)
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  • Cyber Threat Hunt Lead

    ManTech (Ashburn, VA)
    …10 years of relevant experience. + Five (5+) years of experience as a Tier III senior cyber threat hunt analyst. + Certified Ethical Hacker (CEH) OR one of the ... **MANTECH** seeks a motivated, career and customer-oriented ** Cyber Threat Hunt Lead** to join our team in **Ashburn, VA** . The ultimate purpose of this role is to… more
    ManTech (12/07/25)
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  • Information System Security Engineer…

    Amentum (Warrenton, VA)
    …Center and NESSUS. * Provide Tier 1, 2, and 3 maintenance support for deployed cyber security technologies. * Assist with periodic and regular security ... interested in using your skills to help shape the Cyber , Security , & Intel space? If so,...If so, look no further. Amentum is seeking a Senior Information System Security Engineer (ISSE) to… more
    Amentum (12/05/25)
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  • Senior Information Systems Security

    Amentum (Warrenton, VA)
    …Center and NESSUS. + Provide Tier 1, 2, and 3 maintenance support for deployed cyber security technologies. + Assist with periodic and regular security ... for transformative change. **Responsibilities:** The duties and responsibilities of the ** Senior Information System Security Engineer (ISSE)** include, but are… more
    Amentum (01/09/26)
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  • Cleared Senior Information Systems…

    Virtual Service Operations (Lorton, VA)
    Cleared Senior Information Systems Security Engineer (ISSE) L4 * Lorton, VA (http://maps.google.com/maps?q=Lorton+VA+USA) Description Are you looking to take the ... and cyber network defense capabilities. As aSenior Information System Security Engineer (ISSE), you will provide expert engineering support to ensure the… more
    Virtual Service Operations (11/09/25)
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  • Senior SOAR Engineer

    Chenega Corporation (Oakton, VA)
    …by leveraging SOAR-driven orchestrations. **Qualifications** + Bachelor's degree in Information Technology, Cyber Security , or other related fields. + 8+ years ... enhancing the efficiency and effectiveness of the NOSC. The Senior SOAR Engineer collaborates with security engineers,...technical expert for SOAR technologies (eg, Palo Alto XSOAR, Splunk SOAR, IBM SOAR, Microsoft Sentinel automation). + Lead… more
    Chenega Corporation (12/23/25)
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  • Senior Information System Security

    General Dynamics Information Technology (Reston, VA)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** ** Senior ** **Information System Security ** **Engineer** Deliver security ... CI Poly + Experience with: Assured Compliance Assessment Solution (ACAS), Trellix, Splunk , and Security Technical Implementation Guide (STIG)'s. + Required… more
    General Dynamics Information Technology (11/21/25)
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  • Senior Network Engineer

    Nightwing (Sterling, VA)
    …(Cross-Applicable):** + Networking/Virtualization: Cisco UCS, Aruba Controllers, Nutanix + Security /Monitoring: Palo Alto, Rapid7, XACTA, Splunk , Snort, ... Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (12/16/25)
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  • Senior Developer

    Koniag Government Services (Winchester, VA)
    …in accordance with Public Law 88-352_** **Job Details** **Job Family** **IT, Cyber Security , Network Systems** **Job Function** **Systems Administrator** **Pay ... a Koniag Government Services company **,** is seeking a Senior Developer with a Top-Secret Security clearance...include, but are not limited to:** + Experience managing Splunk instances + Knowledge of Terraform and Packer +… more
    Koniag Government Services (12/09/25)
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  • Senior Software Developer

    ManTech (Herndon, VA)
    …identify requirements, design applications, develop updates to existing applications, and build in cyber security to reduce the attack surface + Coordinates and ... **ManTech** seeks a motivated, career and customer-oriented ** Senior Software Developer** to join our team in the **DC, Maryland, and Virginia (DMV) area** . In this… more
    ManTech (11/21/25)
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  • Information Systems Security Officer

    Parsons Corporation (Herndon, VA)
    …75 years of experience, Parsons is uniquely qualified to deliver cyber /converged security , technology-based intellectual property, and other innovative services ... what's possible. **Job Description:** In this role as a **Information systems security Officer** you will develop, maintain, and implement information security more
    Parsons Corporation (12/17/25)
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  • Security Engineering Lead

    ManTech (Ashburn, VA)
    …administration systems and support. + At least one of the following certifications: Splunk Architect, A+, Security +, or Network+. + Proven experience installing, ... working knowledge of encryption algorithms, SIEM technologies, and embedded systems security . + Splunk experience. **Preferred Qualifications:** + Certified… more
    ManTech (12/07/25)
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  • Incident Response Deputy Team Lead

    Leidos (Ashburn, VA)
    …Response professional to join our team. As a leader of this highly visible cyber Security Operations Center (SOC) for US Customs and Border Protection (CBP), ... to various levels of customer leadership. + Interface with senior DHS & CBP leaders and directors to help...at minimum ONE of the following certifications:** + CompTIA Cyber Security Analyst (CySA+) + CompTIA Linux… more
    Leidos (12/03/25)
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  • Enterprise Logging Solution Lead

    ManTech (Ashburn, VA)
    …the Information Technology field. + Seven (7+) years of experience serving as a senior Certified Splunk Architect. + Experience in an enterprise IT environment ... and structural organization necessary to rapidly implement critical, high-impact security solutions that directly protect the Nation's digital borders while… more
    ManTech (12/07/25)
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  • RedHat & AWS SRE

    M. C. Dean (Vienna, VA)
    …+ Monitoring & Observability: Integrated monitoring solutions using Nagios, AWS CloudWatch, Splunk to ensure system health, performance, and security compliance ... switching, and firewall configuration is a plus + Working knowledge of endpoint security (eg, Defender, Trend Micro), SIEM (eg, Splunk , Sentinel), vulnerability… more
    M. C. Dean (11/18/25)
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  • ABAD Cross Domain Solutions (CDS) Engineer **This…

    Parsons Corporation (Centreville, VA)
    …lifecycle of a CDS. You will contribute to the engineering, integration, cyber - security assessment, and sustainment support for Department of Defense (DoD) ... relevant to CDS (AC-4, AC-17, AU-2/6/12, SC-7, SC-18, SI-3/4/7, etc.) + DoD cyber tools (ACAS, HBSS/EDR, Splunk , Elastic, Wireshark) + Network protocols,… more
    Parsons Corporation (12/19/25)
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  • Software Developer/SME

    Amentum (Chantilly, VA)
    Are you interested in using your skills to help shape the Cyber , Security , & Intel space? If so, look no further. Amentum is seeking a **Software Developer** to ... projects that make a direct impact on the Nation's security and intelligence mission. **Your Impact:** We are seeking...**Your Impact:** We are seeking a talented and experienced Senior Software Engineer to join our dynamic team. The… more
    Amentum (10/27/25)
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