Mark Rivera Email & Phone Number

Kirkland, Wa, Us

Herndon, Virginia, Us

• Proficient in installing, configuring, and maintaining Commercial Off-The-Shelf (COTS) cybersecurity solutions, with a focus on Elastic Logstash Kibana, Fuse RDT, and SQL. Ensured the security and integrity of IT environments.• Managed the operation and maintenance of a comprehensive dashboard monitoring system, incorporating data from diverse IT areas, including asset management, vulnerability management, configuration management, and identity and access management (IDAM) security solutions. Demonstrated ability to handle complex IT infrastructures.• Developed, updated, peer-reviewed, and implemented Standard Operating Procedures (SOPs) for operations and maintenance support. Meticulously adhered to best practices, ensuring consistent and efficient workflows.• Contributed to software testing activities, meeting task order requirements and participating in quality assurance and testing processes.• Prioritized and executed troubleshooting activities, swiftly installing and configuring test systems to replicate customer environments. Demonstrated strong problem-solving skills and adaptability.

• Integrated Carbon Black, Forescout, and Tenable.sc into Splunk SIEM to promote a defense-in-depth security posture in line with the Department of Homeland Security’s (DHS) Continuous Diagnostics and Mitigation (CDM) program. Ensuring compliance with NIST 800-53, NIST 800-40, NIST 800-37, and NIST 800-30.• Organized and performed data center relocation for critical IT networking and server infrastructure, as well as revised and created Visio diagrams. • Configured, maintained, and installed computer workstations and network devices for security systems in compliance with DOE orders and DISA STIG. • Preformed Endpoint Detection and Response• Assisted and provide guidance to end users requiring assistance with security systems software applications.• Reviewed and monitored Tripwire Enterprise, Nessus vulnerability management, and Fortinet firewall daily.• Verified the status of F-secure antivirus software on all Windows machines.• Used LANDesk (Ivanti) to review blocked storage devices and to deploy patches to workstations and servers.• Maintained, managed, and inventoried over $3M in communications equipment.• Used Rubrik appliance for fileserver, SQL server, and virtual machine recovery.

Randolph Afb, Tx, Us

• Monitored security posture for an enterprise network. Tracked new and existing directives for system updates, vulnerability management, and network configuration. Presented status updates to leadership and other stakeholders as well as ensured 95% compliance by the assigned deadline, keeping in line with Air Force compliance regulations.• Collaborated with all departments to review the status of ongoing projects, identify and mitigate obstacles, and identify the need for change requests. Also provided status updates to leadership, local stakeholders, and high-level Air force organizations.• Coordinated 300 authorized service interruptions and tracked 133 network circuits leading to the successful launch of 1,200 defense missions and delivery of 25,000 tons of cargo. • Reviewed all Remedy tickets and appropriately routed them to the department best suited to troubleshoot. Fielded emails and phone calls from customers, department heads, and IT administrators; fostering collaboration between departments to address complex network issues in a high pace environment.

Randolph Afb, Tx, Us

• Performed hardware and software troubleshooting for 5,000+ users, providing 24/7 operational technical support. Used PowerShell to provision, manage and deprovision user and computer accounts in Active Directory. Managed Microsoft Exchange/ Office365 user accounts, distribution list, and organizational boxes. • Collaborated with Microsoft technician to standup MDT image deployment. Providing over-air-imaging capabilities and reducing man hours needed to comply with Air Force mandated Windows 10 migration deadline. • Learned WASP asset management system, SharePoint, and project management procurement functions in 2 weeks resulting in expert management of $1.4 million of communication asset over a 6-month period.• Implemented a morning review to address complicated trouble tickets increasing ticket turnover, idea sharing and customer satisfaction.

Bronx, Us

• Verified insurance information according to department procedures and insured that required pre-authorization/ pre-certifications were obtained, if applicable. • Registered patients efficiently and accurately, obtaining appropriate signatures, completing all required forms and providing patients information as required by state and federal regulations.• Coordinated registration and diagnosis information with physician offices and services areas to minimize the inconvenience to the patient. • Requested and collected cash from patients according to policy and procedures. Informed patients of their payment options, including payment plans, financial assistance programs, or the compassionate care program.• When necessary, visited patients in their rooms to complete or validate account information.

Bachelor Of Science - Bs, Cloud Computing

Associate Of Science - As, Information Technology

Bachelor Of Arts (B.A.), Economics

Associate Of Science (A.S.), Liberal Arts And Sciences/Liberal Studies