David Knife

David Knife Email and Phone Number

Security Engineer @ OneImaging
Nottingham, MD, US
David Knife's Location
Nottingham, Maryland, United States, United States
About David Knife

I am a passionate cyber security professional excited to defend data and networks using defensive and offensive techniques. My goal is to build a safer organization, protect information and lessen the impact of threats.π“πžπœπ‘π§π’πœπšπ₯ 𝐒𝐀𝐒π₯π₯𝐬:- Threat hunting, penetration testing, vulnerability security management, threat research and simulations, threat intelligence - SIEMS, Kali Linux, XDR, MDR, EDR, Elastic, Nessus, A, O365- AWS, Azure, SDLC, SOC2, PCI DSS, NIST, HIPAA𝐏𝐫𝐨𝐟𝐞𝐬𝐬𝐒𝐨𝐧𝐚π₯ 𝐇𝐒𝐠𝐑π₯𝐒𝐠𝐑𝐭𝐬:- Leveraging tools such as Rapid7, Defender, Elastic, and Arctic Wolf, I've increased tool accuracy to reduce false positives by 40% by maintaining and modifying tool policies- Developed and present monthly security training, dramatically dropping positive phishing responses by users to 3.6%, 1.5% below small business average.- Increased security scores from 66% to 95% by restructuring how vulnerabilities were triaged and managed from detection to mitigation and remediation.Additionally, I am a huge Star Wars fan (come to the dark side!), I spend free time working with the 501st. Legion charity organization. We attend events in costume to help raise funds to help children throughout the world. I get excited about opportunities where I'm able to leverage my offensive and defensive cyber security skills to protect data and information technology assets.I love connecting with new people, give me a shout here on LinkedIn!

David Knife's Current Company Details
OneImaging

Oneimaging

View
Security Engineer
Nottingham, MD, US
Website:
oneimaging.com
Employees:
39
David Knife Work Experience Details
  • Oneimaging
    Security Engineer
    Oneimaging
    Nottingham, Md, Us
  • Opala
    Cyber Security Manager
    Opala May 2022 - Present
    As a Cyber Security Manager, I lead a dedicated team in implementing robust security measures, analyzing threats, devising strategies, and managing security projects to safeguard organizational assets against cyber risks across cloud and user endpoints. My role involves a multidisciplinary approach, ensuring proactive defense measures and swift responses to emerging security challenges.- Vulnerability management- Endpoint detection- Threat hunting, threat simulation, insider threat- Project management- Cloud security- Vendor management- Security awareness training- Compliance management- Penetration testing- VPN management
  • Moss Adams
    Senior Cybersecurity Consultant
    Moss Adams Dec 2021 - May 2022
    Maryland, United States
    - Conducted comprehensive audits aligned with PCI-DSS and NIST frameworks for clients, ensuring adherence to industry standards and regulatory requirements.- Submitted detailed audit reports highlighting security gaps and vulnerabilities, providing actionable recommendations for mitigation strategies.- Successfully launched phishing campaigns as requested by clients, simulating real-world attack scenarios to assess and improve employees' awareness and response to phishing attempts.
  • Softrams
    Senior Security Engineer
    Softrams Apr 2021 - Dec 2021
    - Spearheaded all aspects of security engineering, encompassing penetration testing, threat hunting, and intelligence gathering, to fortify the organization's defenses against cyber threats.- Provided expert-level architecture support, ensuring that security measures were integrated seamlessly into the organization's infrastructure to mitigate risks effectively.- Developed and maintained NIST/IAM documentation, ensuring compliance with regulatory standards and facilitating clear communication of security policies and procedures.- Performed application penetration and security guidance as part of the software development lifecycle (SDLC)
  • Icf
    Cyber Security Researcher - Insider Threat
    Icf Dec 2020 - Apr 2021
    Baltimore, Maryland Area
    - Insider Threat: Following the presidential executive order, our team designed and built the insider threat framework and alert rules for the US Army. Once the platform was in place our team was able to review insider threat behavior and act accordingly.- Threat Hunting and Adversary Research: Led proactive threat hunting, analyzing over 14TB of data daily from thousands of endpoints and foreign adversary campaigns. Leveraged insights to fortify security infrastructure, enhancing resilience against cyber threats.
  • Caci International Inc
    Senior Penetration Tester
    Caci International Inc Jul 2020 - Dec 2020
    - Serve as team lead for penetration testing team- Perform penetration testing and reverse engineering on unmanned aircraft components- Develop and complete guidelines and action reports for senior officials
  • Icf
    Cyber Security Researcher
    Icf Jun 2017 - Jul 2020
    - Executed penetration tests against client networks and applications, producing comprehensive reports and proof-of-concept demonstrations of vulnerabilities.- Collaborated with clients to develop and implement mitigation strategies to address identified security weaknesses and secure systems effectively.- Shared threat intelligence findings through intelligence briefings to management and Security Operations Center (SOC) analysts, enabling informed decision-making and proactive defense strategies.- Enhanced proprietary tools and signatures with actionable data and actor Tactics, Techniques, and Procedures (TTPs), facilitating more effective threat detection and response.
  • Icf
    Linux System Engineer - Team Lead
    Icf Dec 2013 - Jun 2017
    Aberdeen, Md
    - Built and maintained over 300 Red Hat systems worldwide including web servers, clusters, intrusiondetection systems, vulnerability scanners and security centersΒ· Regularly trained new hires and other team’s personnel on aspects such as troubleshooting,maintenance and system configurationsΒ· Server as the Information Assurance Security Officer (IASO) for the clientΒ· Maintain DISA STIG compliance on all DoD systems within the CSSP, including vulnerability and SCAPscans.Β· Prepare and maintain documentation for the DISA Risk Management Framework (RMF)
  • Icf
    Network Security Analyst
    Icf Aug 2008 - Dec 2013
    Aberdeen, Md
    - Utilized proprietary SIEM based on Snort to perform in-depth analysis of network data, enabling the detection and investigation of potential security incidents.- Generated detailed reports for stakeholders, providing insights into network incidents, their impact, and recommended courses of action for remediation.- Spearheaded the implementation of a training and certification environment, establishing a standardized program for new analysts to enhance their skills and knowledge in cybersecurity practices.

Frequently Asked Questions about David Knife

What company does David Knife work for?

David Knife works for Oneimaging

What is David Knife's role at the current company?

David Knife's current role is Security Engineer.

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