CHRISTOPHER SHULL
Centreville,VA
Summary
Experienced Information Systems Security Manager with a strong background in both cybersecurity and IT operations. Expertise in compliance and risk management, Assessment & Authorization (A&A) processes and obtaining Authorizations to Operate (ATO) for secure systems. Extensive IT knowledge, including server administration, network device management, virtualization, and hands-on hardware configuration. Demonstrated ability to lead cross-functional teams, manage complex security projects, and conduct vulnerability assessments. Adept at communicating cybersecurity strategies and providing reports to senior leadership.
Overview
17
17
years of professional experience
1
1
Certification
Work History
Information Systems Security Manager
CACI (A&S BASS contract)
Alexandria, VA
06.2023 - 09.2024
- Develop, implement, and manage a comprehensive cybersecurity program tailored to the needs of the Office of the Secretary of Defense for Acquisition & Sustainment, ensuring compliance with federal regulations and security frameworks
- Coordinate risk assessments and vulnerability analyses to identify and mitigate potential security threats across OSD information systems
- Establish and maintain cybersecurity policies, procedures, and standards, ensuring alignment with industry best practices and government mandates
- Collaborate with internal stakeholders to integrate security measures into all phases of the IT lifecycle, from system design to deployment and maintenance
- Provide regular reports and presentations to senior leadership on the status of the cybersecurity program, highlighting risks, trends, and improvement opportunities
- Managed a DoD secure space, overseeing access controls, security compliance, and the protection of classified information to support mission-critical operations.
Cybersecurity Operations Lead
CACI (ITEMSS contract)
Ashburn, VA
06.2021 - 06.2023
- Lead and oversee three cybersecurity teams, ensuring alignment with organizational goals and compliance with industry standards
- Develop and implement strategic plans for cybersecurity initiatives, driving continuous improvement in security posture and incident response capabilities
- Foster a culture of security awareness through training programs and workshops for staff at all levels, promoting best practices and compliance
- Monitor and report on key performance indicators (KPIs) to assess the effectiveness of security operations and guide decision-making.
Information Systems Security Officer
CACI (ITEMSS contract)
Ashburn, VA
12.2019 - 05.2021
- Configured and optimized a Splunk deployment, enhancing data ingestion processes and ensuring integration with multiple data sources to support real-time analytics and incident tracking.
- Utilized Splunk to monitor and analyze system logs, enabling proactive incident detection and response, resulting in a 30% reduction in average response time for critical incidents.
- Successfully obtained ATO for multiple systems, demonstrating expertise in navigating and satisfying stringent DoD security requirements.
- Explored the fundamentals of ArcSight ESM and ArcSight Logger, gaining hands-on experience in security event management and log analysis to enhance incident response capabilities and streamline security operations.
- Conducted incident response for Personally Identifiable Information (PII) spills, including detection and remediation, and reported incidents to United States Computer Emergency Readiness Team (US-CERT) to facilitate coordination and compliance with federal cybersecurity requirements.
- Conducted routine cybersecurity assessments of multiple software baseline releases that included DISA STIGs assessments, ACAS scans, Fortify scans, updates to POA&M, documentation updates and eMASS updates.
Operations Team Lead
Perspecta (US Army contract)
Herndon, VA
08.2018 - 11.2019
- Lead and manage a team of 10 IT professionals, ensuring effective collaboration and high performance across server administration, network management, and virtualization engineering
- Oversee the planning, coordination, and execution of projects related to server, network, and virtualization infrastructure, ensuring timely and successful delivery
- Establish clear goals and performance metrics for team members, providing regular feedback and fostering a culture of accountability and continuous improvement
- Facilitate knowledge sharing and cross-training among team members to enhance skill sets and promote a cohesive team environment.
Windows Server Administrator
TEKsystems (US Army contract)
Herndon, VA
06.2016 - 08.2018
- Engineered the configuration of two HP BladeSystem c7000 chassis with eight Brocade SAN switches and two HP SANs, ensuring a successful migration initiative transitioning from a physical server infrastructure to a virtualized environment
- Assisted in monthly server patching of 50+ physical and virtual (VMware) servers running Microsoft Windows Server (2012, 2012R2, 2016) operating systems
- Administered Windows servers running a web-based Human Resource application used by the entire US Army active-duty soldiers.
Systems Administrator
Project Support Services (FMSHRC contract)
Washington DC
11.2014 - 05.2016
- Created tailored 'pollers' within SolarWinds to track and analyze battery and load level metrics for all on-site network devices, ensuring proactive monitoring and comprehensive reporting capabilities
- Spearheaded the design and implementation of a daily checklist encompassing servers, network devices, storage arrays, and Uninterruptible Power Supply (UPS) systems
- Administered Symantec End-Point Protection and Symantec Mail Security for Microsoft Exchange servers.
Jr Server Administrator
CWPS (USCG HQ contract)
Washington DC
10.2010 - 10.2014
- Increased throughput within a Commvault backup environment by increasing data stream throughput, resulting in a 50% reduction in backup job completion times
- Conducted network administration tasks with network support team managing communication closets, troubleshooting, installing and configuring Cisco edge switches and Cisco VoIP phone administration.
Desktop Support Technician
Sunrise Senior Living
McLean, VA
05.2010 - 10.2010
- Provided Tier-I and Tier-II desktop support for all technical issues for a user base of 7,000
- Maintained IT equipment inventory and conducted inventory reviews to ensure accurate accountability of all assets.
Computer Specialist
The Centech Group (USCG HQ contract)
Washington, DC
08.2007 - 05.2010
- Collaborated with the networking team to upgrade existing imaging workstation to a 1 Gigabit connection, reducing the time needed to install the USCG image on workstations
- Assisted Help Desk in Tier 1 tasks in addition to troubleshooting desktop/laptop hardware issues and installing USCG baseline image supporting 5,000 on-site users.
Education
Master of Science - Cyber Security & Information Assurance
Western Governors University
07.2020
Bachelor of Science - Information Technology
Western Governors University
12.2018
Skills
Compliance and Risk Management
- Proficient in RMF
- NIST CSF
- NIST SP 800 series
- Expertise in A&A processes
- ATO acquisition
- IAVM
- POA&M
Cybersecurity Tools
- Splunk, ACAS, HBSS
- DISA STIGs, SCC
- eMASS for compliance and reporting
Information Technology
- Proficient in Windows Server OS administration
- VMware
- Network device management
- Strong understanding of TCP/IP, including Wireshark experience
- Active Directory, Domains, Group Policy, WSUS
Project and Team Management
- Proven ability to lead cross-functional teams
- Effective in managing complex security projects
- Experienced in conducting vulnerability assessments
Incident Response
- Skilled in incident response for PII spills
- Ability to analyze and report security incidents
Communication and Collaboration
- Strong interpersonal skills for collaboration
- Adept at preparing and presenting reports to senior leadership and government clients
Certification
- CISSP, 2024
- CompTIA Security+ CE, 2023
Timeline
Information Systems Security Manager
CACI (A&S BASS contract)
06.2023 - 09.2024
Cybersecurity Operations Lead
CACI (ITEMSS contract)
06.2021 - 06.2023
Information Systems Security Officer
CACI (ITEMSS contract)
12.2019 - 05.2021
Operations Team Lead
Perspecta (US Army contract)
08.2018 - 11.2019
Windows Server Administrator
TEKsystems (US Army contract)
06.2016 - 08.2018
Systems Administrator
Project Support Services (FMSHRC contract)
11.2014 - 05.2016
Jr Server Administrator
CWPS (USCG HQ contract)
10.2010 - 10.2014
Desktop Support Technician
Sunrise Senior Living
05.2010 - 10.2010
Computer Specialist
The Centech Group (USCG HQ contract)
08.2007 - 05.2010
Master of Science - Cyber Security & Information Assurance
Western Governors University
Bachelor of Science - Information Technology
Western Governors University
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