Darryl L. Mark

Key Qualifications & Responsibilities

• Analyzes agency's requirements for IT workforce and develop strategies and plans to fulfill them
• Conceptualizes technology by identifying business requirements, designs, prototypes, testing activities, and training
• Develops overall technology standards, guidelines, leading-edge practices, and approved technology techniques and approaches
• Evaluates and recommends effective products and platforms to provide cost-effective solutions that meet architectural and business requirements
• Manages technology budgets and time frames

Key Achievements

• Re-designed network roadmap; replaced antiquated Juniper switches with Cisco switches ensuring scalability and improving performance and bandwidth commensurate with industry standards
• Oversaw redesign of Wi-Fi infrastructure; implemented new AI technology with automated management, troubleshooting and issue resolution; improved end user wireless experience
• Designed and managed installation of the network and systems for new medical building which housed administration, Oncology, Hematology & Infusion Center; Outpatient Imaging; Pediatric Services; and a UCSD Specialty Clinic and Women’s Health
• Implemented Citrix XenApp and XenDesktop for enterprise; decreased login times positively affecting patient care and provider satisfaction

Key Qualifications & Responsibilities

• Desktop-Application Virtualization Enhanced (DAVe) engineer servicing enhanced desktop virtualization application effort on Navy Marine Corps Intranet (NMCI) and follow-on Next Generation Enterprise Network (NGEN) servicing over 700,000 users
• Server, network and storage virtualization utilizing various technologies including VMware and Citrix XenDesktop

Key Achievements

• Migrated outdated Citrix infrastructure; installed and maintained Citrix environment; increased application efficiency for multiple teams
• Created scripts to optimize the maintenance of the virtual environment; facilitate and automate changes decreasing unnecessary downtimes and freeing up resources
• Drilled home importance of documentation; lead project to develop and clean-up multitude of technical documents used for detailing daily and required tasks
• Built and maintained test and development virtual environments; allowed testing and development of systems decreasing downtimes and increasing productivity
• Technically supported project planning team for development and implementation of proposals and solutions to address hardware and software problems and network emergencies.

Key Qualifications & Responsibilities

• Engineer tasked with designing, deploying and maintaining Citrix farms and NetScaler appliances encompassing five distinct geographic locations with over 200 servers and several different farms
• Provides complex support to large enterprise customers, utilizing Structured Query Language (SQL) database queries, IP-Networking, Windows and Linux configuration, BASH, as well as supporting Enterprise Java Applications
• Repairs, maintenance and upgrades of existing systems using solutions in accordance with standard operating procedures

Key Achievements

• Implemented Citrix NetScaler and Branch Repeater in a variety of network configurations utilizing features including Access Gateway, App Firewall, SSL Offload, Load Balancing, and Global Server Load Balancing; increasing compliance with government security measures and Homeland Security directives
• Redesigned Citrix environment to include update of software and related equipment; upgrade resolved many on-going issues related to application and desktop deficiencies
• Implemented disaster recovery (DR) for virtual environment to include Citrix farms; allowed for business continuity by bringing critical systems online from offsite facilities and cloud

Key Qualifications & Responsibilities

• Designs and develops Citrix server farms to support migration of new systems into Navy Enterprise Data Center (NEDC)
• Administers and maintains Citrix Presentation Server 4.5 and XenApp 5.0 farms for existing customers
• Provides escalated technical support to customers by handling systems-related issues; provides on-call technical support telephonically and/or electronically
• Analyzes and resolves program support deficiencies and conducts testing to enhance performance

Key Achievements

• Performed migration of several systems to NEDC from various geographic locations; onsite transfer of physical and virtual servers allowed forklift or complete migration of entire system
• Lead charge for contracts requirements; maintained and submitted reports to ensure compliance with contracts and detailed team accomplishments
• Developed weekly assessments and project projections to team leads and Change Management Board; directly contributing to company vision and impacting its future roadmap

Key Qualifications & Responsibilities

• Serves as Information Technology Specialist under Tripler Army Medical Center (TAMC), Information Management Division, Software Engineering Branch
• Duties entail analysis, design development, testing, delivery and support of information technology (IT) application services and data base management in support of Pacific Regional Medical Command (PRMC) and TAMC’s clinical and business requirements using .NET/C# Web Programming, MUMPS (M), Intersystem’s Cache, and FILEMAN application languages

Key Achievements

• Revamped business workflows and processes for existing projects and reports; decreased workflow steps from 75 to three and workload by 85%
• Created database backend with website frontend system for Fusion Cell analytics; system was used to determine and reduce suicide rates of active duty soldiers
• Migrated antiquated Access database to SQL database; re-wrote all queries and created stored procedures to automate a myriad of tasks related to workflow and processes

Key Qualifications & Responsibilities

• Administers Operations policies and procedures for Pacific Air Forces (PACAF) Medical Information Storage Clusters (MISC) and PACAF Clinical Desktop System (PCDS), powered by Citrix, for health system with five acute care hospitals and four ambulatory clinics located in Alaska, Hawaii, Guam, Japan, and Korea
• Enterprise serves over 158,000 beneficiaries with 3,400 employees and budget in excess of $86 million

Key Achievements

• Led team of engineers that created PCDS at four hospitals and five clinics across Pacific; system allowed radiologists to read images from any location enhancing patient care capabilities
• Managed team of engineers responsible for maintenance and upkeep of hospital computers, network equipment and infrastructure; freed up local resources at supported facilities to concentrate on immediate patient care issues
• Consolidated and centralized computer and network systems at headquarters; relocation and subsequent data center integration allowed ease of maintenance and decreased downtimes