Jeffrey Grebbs Email & Phone Number

Yuma, Az, Us

Yuma, Arizona, United States

The primary duties of a Radio Support Technician is to act as the System Administrator and Network Manager for the Land Mobile Radio trunk network. This involves the installation and configuration of routers, switches, databases, terminals, and network radio equipment. Additional primary duties includes programing radios, codeplug development, and radio installation.Additional duties assigned as Radio Support Technician includeConduct monthly Nessus and ACAS security scansConduct quarterly system updates, STIGS, and GPO’sConduct system audits and routine data packet capturesAdministrate user accounts and permissionsCoordinate with Motorola for system repair ordersManage inventory control levelsTroubleshoot and repair intercom boxes and circuit boardsRepair, build, and troubleshoot CAT5, fiber Optic, RF, and power cablingIntegrate conventional radio systems into digital networkRoutine maintenance of networking, radio, console, and ancillary equipmentMaintain positive work relationships with Government personnel, Motorola, Verint Systems, and Day WirelessInstall and maintain cellular signal boosters in vehicle and office settingsAssist range telecommunication technicians as neededProvide technical guidance in areas of project scope and feasibility

Performs duties relating to measuring Radio Frequency (RF) emitting systems and the ambient RF environment collection using antennas, spectrum analyzers, signal generators, and other test equipment. This position performs Closed Loop measurements, Over‐the‐Air (OTA) measurements, RF monitoring services, Target Configuration Management(TCM) measurements, and RF Safety Measurements. Conducts tests or experiments requiring selection and adaptation or modification of a wide variety of critical test equipment and test procedures; install, operate and maintain equipment; records data, measures and records problems of significant complexity that sometimes require resolution at higher level; analyzes data and prepares test reports. Works with engineers in technical and collaborative manners conducive to accurate capture and reporting of data. Maintain relationships with customers, engineers, and other DOD, test, or support individuals. Verifies test requirements as well as provide input into test planning, execution and post‐test analysis. Properly calibrates, operates and maintains the electromagnetic environment (EME) system. Installs and maintains Counter Remote controlled improvised explosive device Electronic Warfare (CREW) system hardware on test vehicles. Loads CREW configuration and verifies proper system operation. Performs other duties as required to complete the assigned mission. Mentors and provides guidance to junior technicians. Performs Quality Assurance activities. Utilize basic computer, programming, and webpage development skills. Work in austere environments with non-standard work hours.

Rocky Point, North Carolina, United States

The primary duties as a Range Safety Officer include: Oversee the overall safe conduct of a live fire range through the implementation of engineering, administrative, and procedural safety controls. Understand the surface danger zones involved with the ammunition being fired and identify ricochet hazards of targets being utilized.Additional duties assigned while serving as Range Safety OfficerInspect the firing range each day, identify the hazards and implement controls to mitigate those hazards.Inspect ammunition and firearms prior to firing to check for deformities and erosion.Conduct safety brief to all personnel on the range regardless of participation.Oversee the operation of the range, range personnel, and range equipment.Manage the logistical, maintenance, and administrative requirements of the range.

Camp Lejeune, North Carolina, United States

The primary duties as a Company Gunnery Sergeant include: Coordinate the logistical support for the entirety of the Company and to oversee the Company training requirements and readiness Additional duties assigned while serving as Assistant Operations ChiefDevelop emergency action plans and destruction for facilities and equipmentCreate technical planning documents for exercises and contingency operationsAct as liaison for higher, adjacent, and subordinate commandsDevelop layer 1, 2, and 3 network diagrams and lateral integration diagramsManaged helpdesk operationsManaged workforce of 325 personnel and 8 subordinate supervisors in functional work areas supporting satellite, multi-channel, single-channel transmissions and networking, servers, and security operationsConduct Operational Risk Management assessments for operations and trainingAdditional duties assigned while serving as Company Gunnery SergeantIdentify current and anticipated logistical support and coordinate the fulfillment of the known requirement.Manage Company Hazmat and Safety programEnsure that required training for personnel is conducted within the required timeframe and all necessary equipment, documentation, courseware, and qualified instructors are emplaced to conduct training.Manage personnel executing training or qualifications external to the Company to ensure they are in compliance with requirements..Manage all facilities owned by the Company and ensure necessary maintenance is conducted when required.Manage the living quarters of personnel assigned to the Company.Maintain and manage destructive weather operations teams and equipmentOversee the management of personnel in the Company on a daily basisConduct hazard and risk mitigation and identification for the CompanyAssist in administrative functions of the Company Act as liaison between Company and adjacent entities

Stones Bay Camp Lejeune

The primary duties as a Range Safety Officer include: Oversee the overall safe conduct of a live fire range through the implementation of engineering, administrative, and procedural safety controls. Understand the surface danger zones involved with the ammunition being fired and identify ricochet hazards of targets being utilized.Additional duties assigned while serving as Range Safety OfficerInspect the firing range each day, identify the hazards and implement controls to mitigate those hazards.Inspect targets each day to include steel targets, automatic targets, and paper targets.Managed staff of 12 personnel and facilitated operations of up to 500 personnelInspect ammunition and firearms prior to firing to check for deformities and erosion.Conduct safety brief to all personnel on the range regardless of participation.Oversee the operation of the range, range personnel, and range equipment.Manage the logistical, maintenance, and administrative requirements of the range.Manage the range in accordance with the Marine Corps Marksmanship ProgramFacilitate the range for competition use by community shooting clubs and Marine Corps shooting team

Covina, California

Primary duties include searching for high caliber young men and women to fill a crucial role within the United States Marine Corps within the Covina and West Covina, California areas. We strive to change the lives of these young men and women and transform them into a highly educated, skilled, disciplened, and productive members of society as well as contributing to the betterment of themselves and their communities.

Okinawa, Japan

The primary duties include: planning radio frequency circuits, employing assets and personnel to support planning considerations, perform preventative maintenance and corrective maintenance on communications equipment, train equipment operators on basic and advanced functions of their job and train incidental operators on basic functions involved with communications equipment.

Master'S Degree, Information Technology Project Management

Bachelor’S Degree, Information Technology, 4.0

Activities and Societies: Deans List, Honor Society

High School Diploma