Justin Grainger
Lavon,TX
Summary
Proactive technical leader adept at predicting and disrupting intrusion attempts. Pioneers novel network security measures to combat emerging threats. Maintains proven track record of utilizing both education and technological solutions to fortify companies against malicious exploitation and data breaches.
Overview
19
19
years of professional experience
1
1
Certification
Work History
IT Architect
Atmos Energy
08.2023 - Current
- Collaborated with clients to develop customized architectural solutions, meeting their unique needs and preferences.
- Reviewed technical drawings developed by engineers and subject matter experts.
- Attended team meetings to resolve technical and project issues and review project schedules.
- Developed comprehensive project documentation, including system/network diagrams, data flow, infrastructure specifications, and details for clear communication of design intent.
- Balanced security with functionality by creating architectural designs that met both best practice and practicality requirements.
- Enhanced solution functionality by incorporating supportable design elements.
- Performed complex architectural and design assignments, applying innovative architectural design concepts and advanced professional knowledge.
- Bridged gaps between architects, clients, and engineers through effective collaboration, resulting in successful project outcomes.
- Researched solutions and market trends to determine appropriate, cost effective selection for projects.
- Solicited bids from contractors and resellers to secure best possible prices.
- Participated in professional conferences and training seminars to stay current on industry trends, ensuring cutting-edge design approaches were utilized in projects.
- Evaluated project requirements to identify and mitigate risks.
- Mentored engineers, contractors, and interns on best practices within field while providing guidance on complex issues.
Senior Network Engineer
Atmos Energy
09.2016 - 07.2023
- Monitored network activities to quickly detect and resolve operational and security issues.
- Led planning and technical design activities for routine operations and special projects.
- Standardized processes and procedures for network maintenance and configuration changes, reducing errors and streamlining operations.
- Recommended network security standards and upgrades to management.
- Streamlined troubleshooting processes by creating detailed documentation of network infrastructure, configurations, and topologies.
- Installed and configured network security solutions such as VPNs, Firewalls and intrusion detections and mitigation tools.
- Deployed cloud-based network infrastructure, reducing on-site storage and hardware maintenance costs.
- Established effective communication channels between IT departments fostering collaboration on technology-related initiatives supporting business growth.
- Maintained and expanded vendor relationships through amicable and beneficial interactions with network carriers, VARs, and vendors.
- Protected company assets and users with effective firewall solutions and strict security protocols.
- Conducted technical interviews with new-hire candidates.
- Participated in PCI-DSS compliance audits providing detailed evidence in order to maintain business certification.
Senior Communication Systems Security Analyst
Raytheon Company
10.2011 - 09.2016
- Monitored use of data files and regulated access to protect secure information.
- Educated employees on cybersecurity awareness through training sessions, significantly reducing instances of human error-related breaches.
- Conducted regular vulnerability assessments to identify weaknesses and implement appropriate countermeasures.
- Reviewed existing security architecture for improvements that aligned with evolving business needs while minimizing risk exposure.
- Collaborated with IT teams to develop comprehensive cybersecurity strategies, reducing risks from external attacks.
- Assisted in successful completion of security audits, resulting in boost of client trust and confidence.
- Developed customized security policies and protocols, ensuring compliance with industry standards and best practices.
- Encrypted data and erected firewalls to protect confidential information.
Senior Systems Design Architect
MGM Resorts International
03.2005 - 10.2011
- Conducted thorough physical site security analysis before beginning any new construction projects.
- Applied creative problem-solving skills to address unique challenges in architectural design process.
- Maintained strong communication with clients throughout design process to ensure alignment between their vision and final product.
- Evaluated project requirements to identify and mitigate risks.
Education
B.S. Applied Computer Science - Cyber Security Minor
Troy University
Troy, AL01.2019
Management Information Systems (Semester Abroad) -
Macquarie University
Macquarie, NSW01.2010
Skills
- Architectural Visualization
- Project Planning
- Technical Architecture Design
- Cost Estimation
- Budget Development
- Networking Infrastructure Design
- Secure Network Architecture
- Mobile Device Security
- Data Loss Prevention
- Wireless Security
- Encryption Technologies
- Six Sigma Methodologies
Clearance
DOD Secret, Inactive 2016
Certification
- VMware Certified Advanced Professional – Network Virtualization 2022
- Cisco Certified Network Associate (exp 2017)
- Entrust Security Manager (PKI)
- Microsoft Azure Fundamentals
- Raytheon Six Sigma Certified Specialist
Timeline
IT Architect
Atmos Energy
08.2023 - Current
Senior Network Engineer
Atmos Energy
09.2016 - 07.2023
Senior Communication Systems Security Analyst
Raytheon Company
10.2011 - 09.2016
Senior Systems Design Architect
MGM Resorts International
03.2005 - 10.2011
B.S. Applied Computer Science - Cyber Security Minor
Troy University
Management Information Systems (Semester Abroad) -
Macquarie University