Dan Masarick
Information System Security Engineer at Leidos | Manassas, Virginia, United States
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Dan Masarick is a seasoned professional with over 20 years of experience in Information Security Engineering, currently serving as a Senior Cyber Risk Engineer at Deloitte. In this pivotal role, Dan leverages his extensive background to perform comprehensive Cyber Risk Management using the Risk Management Framework (RMF). His expertise is instrumental in identifying, assessing, and mitigating risks associated with information systems, ensuring that organizations can navigate the complexities of today’s cyber landscape.
Dan's career began at UUNET Technologies, where he played a crucial role in the backup and recovery of antitrust targets during significant mergers involving industry giants such as MCI, WorldCom, and America Online. This foundational experience not only honed his technical skills but also instilled a deep understanding of the strategic implications of cybersecurity in high-stakes environments. At Deloitte, he is at the forefront of researching emerging Information Security trends, engineering innovative solutions that address the evolving threat landscape.
His diverse skill set includes proficiency in system administration across multiple platforms—Apple, Unix, and Windows—as well as expertise in firewalls, intrusion detection systems (IDS), and authentication protocols. Additionally, Dan's background as an Emergency Medical Technician (EMT) underscores his ability to remain calm under pressure, a critical trait in the fast-paced world of cybersecurity. With certifications such as Security+ and experience in DIACAP, he is well-equipped to guide organizations in implementing robust security measures that not only protect sensitive data but also enhance overall resilience against cyber threats. Dan Masarick continues to be a vital asset at Deloitte, driving initiatives that empower clients to safeguard their digital assets effectively.
Information System Security Engineer at Leidos in October 2021 to February 2025
Sr Cyber Risk Engineer at Deloitte in December 2018 to June 2021
Sr Cyber Security Engineer at Booz Allen Hamilton in September 2017 to September 2018
Sr. Cyber Security Analyst at General Dynamics Information Technology in February 2015 to September 2017
Cyber Security Analyst/Eng at Northrop Grumman in August 2013 to October 2014
Sr Security Analyst/Case Manager at SE Solutions Inc in February 2012 to December 2012
Information System Security Engineer(ISSE) at SE Solutions Inc in October 2011 to February 2012
Information Assurance Officer (IAO) at Apex Systems in May 2011 to September 2011
Information System Security Engineer/Analyst at AT&T in March 2007 to May 2011
Administrative Director at Prince William Area Free Medical Clinic - Manassas in March 2006 to December 2009
Information System Security Engineer/Analyst at MITRE in January 2005 to November 2006
Emergency Medical Technician Basic at Stonewall Jackson Volunteer Fire Department in January 2003 to January 2006
Computer Security Incident Response Team Lead at CACI International Inc in March 2002 to November 2004
Manager of Senior Security Engineers at UUNET in November 1997 to March 2002
Disaster Action Team Member - Volunteer at American Red Cross in January 1991 to December 2001
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Strayer University, BS-CIS, October 1998 to October 2026
The George Washington University, CEU, October 2026
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Change Management
Cyber Defense
Incident Handling
IT Business Management
Leadership
Project Management
Risk Management
Security Operations
Security Policy
Software Security
Cryptography
Security Operations Center Management
Artificial Intelligence Management
Secure Software Concepts
Secure Software Lifecycle Management
Secure Software Requirements
Secure Software Architecture and Design
Secure Software Testing
Secure Software Deployment, Operations and Maintenance
Secure Software Supply Chain
Static Application Security Testing (SAST)
Dynamic Application Security Testing(DAST)
Security and Risk Management
Asset Security
Security Architecture and Engineering
Communication and Network Security
Identity and Access Management(IAM)
Security Operations and Testing
Security Operations Management
Software Development Security
DoD 8140.03
National Institute of Standards and Technology (NIST) Special Publications
Case Tools
Amazon Web Services (AWS)
Risk Management Framework
Systems Engineering
Aquisitions Lifecycle Framework
Assessment and Authorization
Information System Security Officer
Internet Security
Cyber Threat Intelligence (CTI)
Incident Reponse
Secops
Case Management
Disaster Response
Web Development
Healthcare Management
Director level
English
English to Spanish
IA: Certification and Accredidation
Perimeter Security Firewall Intrusion Detection, Cross Domain Systems
IA: Authentication & Access Control Systems
IA: Security Operations Management
IA: Vulnerability Assessment - Blue Team
Emergency Medical Technician (EMT)
Software Development Life Cycle
System Administration (Apple, Unix, Windows)
Network Engineering (Cisco, Juniper)
Computer Forensics
TELEMEDICINE; Multiview, Lifepak-12, and Computer Aided Dispatch(CAD)
Windows
Unix
Information Assurance
Apple
Firewalls
Domain Names
System Administration
Vulnerability Assessment
Systems
Authentication
Access Control
Telemedicine
Network Engineering
Intrusion Detection
Cisco Technologies
Nessus
Penetration Testing
Security
CISSP
Information Security
DIACAP
Disaster Recovery
Computer Security
Networking
Servers
DoD
Information Technology
Information Security Management
Vulnerability Management
Wireless Networking
Solaris
VPN
Malware Analysis
FISMA
IDS
Data Center
Business Continuity
Network Security
Security+
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Discover more about LeidosWhat is Dan Masarick email address?
Email Dan Masarick at [email protected] and [email protected]. This email is the most updated Dan Masarick's email found in 2026.
How to contact Dan Masarick?
To contact Dan Masarick send an email to [email protected] or [email protected]. (updated on August 27, 2024)
What company does Dan Masarick work for?
Dan Masarick works for Leidos
What is Dan Masarick's role at Leidos?
Dan Masarick is Information System Security Engineer
What is Dan Masarick's Phone Number?
Dan Masarick's phone (703) ***-*412
What industry does Dan Masarick work in?
Dan Masarick works in the Computer & Network Security industry.
Dan Masarick Email Addresses
Dan Masarick Phone Numbers
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