Darin Walker Email & Phone Number

Chantilly, Va

ManTech International Corporation •Assisted in the successful migration of customer network circuits to 100 Mbs Verizon SES circuits. This encompassed coordination on multiple IT teams, thorough site survey, equipment verification, and network diagram creation.•Assisted in the implementation and creation of Cisco TelePresence equipment to include TMS, VCS, MCU, and various vendor endpoints.•Created and maintained Solarwinds Network Maps to provide an accurate… Show more ManTech International Corporation •Assisted in the successful migration of customer network circuits to 100 Mbs Verizon SES circuits. This encompassed coordination on multiple IT teams, thorough site survey, equipment verification, and network diagram creation.•Assisted in the implementation and creation of Cisco TelePresence equipment to include TMS, VCS, MCU, and various vendor endpoints.•Created and maintained Solarwinds Network Maps to provide an accurate depiction of Network availability.•Provided support to ensure customer BRAC was successful by unboxing, cabling, installing all customer facing equipment.•Configured and deployed Cisco DX650, E20, EX60, EX90, C20, and C40 codec equipment.•Troubleshot various network issues that cause intermediate network outages that impact VoIP and VTC services. This included verification of switching, routing, and taclane configuration are operable.•Provided scheduling of video teleconference equipment to customers with accurate and open communication•Assisted in the deployment of Nexus on Demand software that provided digital signage via Cisco Digital Media Players in Joint Base Anacostia Bolling. This included RAID configuration, installing Windows Server 2008, configuring SQL Express, and performing testing of application creation of Nexus on Demand. •Created plans of action in support of an intricate TelePresence network. Services include installation of TelePresence Management Server, Video Communication Server, and Multipoint Control Unit. Network redesign to ensure VoIP and Video traffic is separated from Data VRF. Collaboration with multiple vendors to provide a seamless and robust solution to conform to security requirements while still enabling customer to take full advantage of product features. Show less

Afghanistan

•Took part in Joint Combined Task Force 435 in Afghanistan. The mission was to enroll and vet as many of the Afghanistan population as possible. Enrollments consisted of capturing all ten fingerprints, full-face passport style photo, and both irises. The data was then provided to trusted Afghan government and US Forces. A full biometric enrollment provided support for U.S. borders for Homeland Security and Intel divisions to trace latent prints from IEDs for prosecution.•Provided… Show more •Took part in Joint Combined Task Force 435 in Afghanistan. The mission was to enroll and vet as many of the Afghanistan population as possible. Enrollments consisted of capturing all ten fingerprints, full-face passport style photo, and both irises. The data was then provided to trusted Afghan government and US Forces. A full biometric enrollment provided support for U.S. borders for Homeland Security and Intel divisions to trace latent prints from IEDs for prosecution.•Provided technical support for Biometric Automated Toolset and Handheld Interagency Detection Equipment for four forward observation bases in Laghman Province, Regional Command East Afghanistan.•Provided training to over 150 soldiers, airmen, and sailors on proper utilization, troubleshooting, and procedures for BAT and HIIDE equipment.•Hand picked to fill in as Field Service Engineer Country Manager for the month of May 2010. Supervised 35 Field Service Engineers throughout Afghanistan.•Implemented the first fiber connected entry control point in Afghanistan that was CENTRIX (Combined Enterprise Regional Information Exchange) connected. This allowed Forward Observation Base Mehtarlam to run Biometric Automated Toolsets with the most current watch-list and instant dossier upload.•Supported various Special Forces units to ensure all Afghan Army recruits were biometrically vetted prior to training day one. Over two thousand Afghan Army recruits were fully documented. •Assisted in the policy creation to ensure all non-US personnel were periodically re-vetted through BAT to maintain accurate populace of Laghman Province base personal. A number of personnel that slipped through other bases hands were identified with this solution and expedited out of Afghanistan. •Provided hands on support on detainee enrollment operations of Afghan prisoners Show less

Camp Pendleton California

•Obtained the rank of Sergeant (E-5) within a three and half year period.•Served as the Assistant Server Chief. Ensured DHCP, DNS, domain controllers services, Microsoft exchange services, print services, share drive, STIG/IAVA patches.•During pre-deployment training installed, operated, and maintain tactical data network for the MAGTF (Marine Air Ground Task Force) to ensure realistic training in support of Operation Iraqi Freedom 08-02. Integrated coarse of action development to… Show more •Obtained the rank of Sergeant (E-5) within a three and half year period.•Served as the Assistant Server Chief. Ensured DHCP, DNS, domain controllers services, Microsoft exchange services, print services, share drive, STIG/IAVA patches.•During pre-deployment training installed, operated, and maintain tactical data network for the MAGTF (Marine Air Ground Task Force) to ensure realistic training in support of Operation Iraqi Freedom 08-02. Integrated coarse of action development to further enhance the forward deployed entity the ability to identify, trouble-shoot, and deter and ultimate resolve any and all mishaps associated with the responsibility of overseeing an intricate network.•Successfully completed Certificate and Accreditation Packages and Equipment Distribution Lists for seamless accountability of in theatre tactical communication equipment. •Tested and deployed first instance of VMware ESX 3.5. VMware ESX 3.5 allowed Marines to install, configure, patch, and STIG one copy of Windows Server 2003. Upon completion this VM image was distributed amongst multiple elements. Installation time for Windows Server 2003 went from days to a matter of hours. •Tested and deployed first instance of Call Manager Express. Typical field operations consisted of two elements leap frogging each other. The bulk of the services we allocated to one site while the other site used point-to-point transmission circuits to obtain these services. Call Manager Express provided internal VoIP to the sister element when transmission circuits were unavailable.•Hand picked while serving in Camp Fallujah Iraq to take part in the Commanding General’s Communication Team. The mission was to provide NIPRNet/SIPRNet Domain services including, Microsoft Exchange, web access, VoIP, and VTC for Command Staff Officers. The CG’s Communication Team was to support mobile, expeditionary communications in the event of a similar push like the Battle of Fallujah was to take place again Show less

Masters Of Science, Master Of Network Communication And Management

Bachelor Of Science (B.S.), Network Communications And Management (Concentration In Security)