Jesse V. Email & Phone Number

Chantilly, Virginia, United States

Perform daily network systems administration tasks including configuring and managing the site’s firewall, VPN, RSA 2FA, switches (Cisco and Netgear), vulnerability scans, remediationAdminister centrally managed Windows AD: create and configure users, groups, and OUs directly or with GPOs, including resetting passwords and assigning permissions; audit actions and automate tasks with PowerShell scripts and GPOs; manage Windows updates (using DISM as necessary); investigate and resolve… Show more Perform daily network systems administration tasks including configuring and managing the site’s firewall, VPN, RSA 2FA, switches (Cisco and Netgear), vulnerability scans, remediationAdminister centrally managed Windows AD: create and configure users, groups, and OUs directly or with GPOs, including resetting passwords and assigning permissions; audit actions and automate tasks with PowerShell scripts and GPOs; manage Windows updates (using DISM as necessary); investigate and resolve performance issuesAdminister locally and centrally managed (tied in to AD via Kerberos) Linux: create users and groups; assign file and command (sudoers) permissions; harden to various standards (DISA STIG, CIS, et al.) manually and via scripts; research, test, select, and implement central configuration management tool (Ansible); investigate, resolve, and work to prevent memory, processor, and disk performance issuesAdminister Microsoft Exchange email server; creating new Distribution Lists, adding users, managing space quotas Created and managed an IT Support ticketing system, using a DL, rules, and actions to handle accepting tickets, manage ticket states, and organize tickets for meta analysisCreated reports for new technology purchases with analysis of business need, comparison of available technologies (appliance, service, build), and a PO ready to send to the vendor Show less

Herndon, Va

Provide direct daily support and on-call rotation support for Harmony/ESM environments, including:- Software configuration, development, troubleshooting, including software/hardware firewalls, load balancers, switch configurations, involving cross-checking metrics and logs across multiple systems.- Detailed reports in tickets with log excerpts, screen shots, etc.Develop scripts and other technologies to improve support processes, including automated alerts, configuring and using the… Show more Provide direct daily support and on-call rotation support for Harmony/ESM environments, including:- Software configuration, development, troubleshooting, including software/hardware firewalls, load balancers, switch configurations, involving cross-checking metrics and logs across multiple systems.- Detailed reports in tickets with log excerpts, screen shots, etc.Develop scripts and other technologies to improve support processes, including automated alerts, configuring and using the Elasticsearch/Logstash/Kibana (ELK) stack to analyze logs, and consolidating logs from many systems.Work internal tickets for testing and improving various parts of the ESM and Harmony applications; Java Heap and Garbage Collection settings, scripted password policy changes, ELK, Docker, performance analysis with Zabbix, etc.Compile information for, produce, and edit customer-facing technical and instructive documents. Show less

Provide Linux consultations, IT and security architecture designServer hardening (IPTables, fail2ban configurations for password-only SSH authentication, closing/changing of ports)User and group administration and network, file, and other resource access privilege configurationCentOS/RHEL 6 to 7 upgrades

Managed implementation of Symantec DLP software, fine tuning, upgrades and troubleshooting.Extensive client training of best practices.Provide direct daily support for INSIGHT DLP appliances, including:-Hardware configuration, troubleshooting, upgrading, across multiple iterations of appliances-Software configuration, development, troubleshooting, including VM management-Symantec and Veritas Data Insight configurations, and various personal identifiable information (PII)… Show more Managed implementation of Symantec DLP software, fine tuning, upgrades and troubleshooting.Extensive client training of best practices.Provide direct daily support for INSIGHT DLP appliances, including:-Hardware configuration, troubleshooting, upgrading, across multiple iterations of appliances-Software configuration, development, troubleshooting, including VM management-Symantec and Veritas Data Insight configurations, and various personal identifiable information (PII) protection standards including HIPAA.Developed proprietary scripts and processes in languages including Python scripts, Linux shell scripts (bash, expect), Windows batch scripts, custom integration scripts using Veritas and Symantec APIs, as well as the in-house API for the Appliances.Subject matter expert (SME) to internal engineers on Linux, hardware, infrastructure, and systems administrative theory and practice.Consulted as SME on client proof of concepts (PoCs) for DLP and the appliances. Deployed various versions of CentOS (5-7), and several versions of Windows Server, including Server 2016 Show less

Direct accountability for management of over 60,000 individual IP addressable assets.Spearheaded complex IT infrastructure projectsLed vendor engagement to resolve various return merchandise authorizations (RMAs) and provided streamlined internal process implementation.Expert hardware troubleshooting skills including Cisco and Supermicro servers, as well as Cisco, Juniper, and Arista network gear.Successfully expanded data center infrastructure at a rate of approximately 20… Show more Direct accountability for management of over 60,000 individual IP addressable assets.Spearheaded complex IT infrastructure projectsLed vendor engagement to resolve various return merchandise authorizations (RMAs) and provided streamlined internal process implementation.Expert hardware troubleshooting skills including Cisco and Supermicro servers, as well as Cisco, Juniper, and Arista network gear.Successfully expanded data center infrastructure at a rate of approximately 20 racks per month with focus on high efficiency and quality control, meeting or exceeding time frames and over time allowances.Trained employees and contractors to utilize custom-built internal tools as well as the set up and use of various 2-factor authentication methods (Yubikey, asymmetric keys), systems administration tasks for RHEL and Windows, and best practices in cabling.Designed custom shell scripts for large-scale management of servers (shutdown, identify via UUID light, test RAM, etc.), collaborated with remote datacenter technician on a complex repository of scripts - including alpha, beta, and performance testing. Show less

New position at Federal datacenter site, continuing as Shift Lead.Federal Site service level agreements (SLAs) and walkthroughs held to a much higher standards/requirements. Held record for the highest number month-to-month of tickets and transactions worked at the site (including remote tickets and transactions).Hand-selected member of the elite GoLive datacenter expansion team that operationalized the Melbourne, Australia datacenter, a 3-month process that included installing all… Show more New position at Federal datacenter site, continuing as Shift Lead.Federal Site service level agreements (SLAs) and walkthroughs held to a much higher standards/requirements. Held record for the highest number month-to-month of tickets and transactions worked at the site (including remote tickets and transactions).Hand-selected member of the elite GoLive datacenter expansion team that operationalized the Melbourne, Australia datacenter, a 3-month process that included installing all high-level networking equipment, building out multiple rows of servers and switches, and training the local replacement team. Show less

In addition to previous duties as Senior Technician:Held responsibility as a shift lead for 20,000 local customer servers, and indirectly for over 100,000 customer servers company-wide (largely Supermicro), as well as internal infrastructure equipment (Juniper, Cisco, Arista, Palo Alto, etc.)Successfully led team as shift lead, a role that included planning, supervision, training operations, and direction of employees, spearheading internal projects, daily handoff meetings with other… Show more In addition to previous duties as Senior Technician:Held responsibility as a shift lead for 20,000 local customer servers, and indirectly for over 100,000 customer servers company-wide (largely Supermicro), as well as internal infrastructure equipment (Juniper, Cisco, Arista, Palo Alto, etc.)Successfully led team as shift lead, a role that included planning, supervision, training operations, and direction of employees, spearheading internal projects, daily handoff meetings with other shift leads, as well as the site manager, and personal responsibility of vital projects for top-tier clients.Utilized the internal escalation ticketing system (JIRA), as well as communicating with other departments and on-calls using our internal chat server, emails and phone calls.SME for new technologies deployed and supported by SoftLayer - Vyatta virtual switches and Racemi cloud migration are two examples.Crafted personal custom scripts for local and remote server technicians, and created/updated many articles (particularly those related to Linux administration) within the company’s internal Wiki knowledge board. Show less

Assisted customers over the phone, via direct email, and through the SoftLayer custom ticketing/automated transaction management system, with such tasks as modifications/upgrades, issue resolutions, and assistance during large-scale customer-requested upgrades.Expanded multiple rows of server infrastructure racks at a time, hundreds of U's of servers per row, and maintained/upgraded current infrastructure (single to dual path, copper 1gbps to fiber 10gbps, etc).Built out and configured… Show more Assisted customers over the phone, via direct email, and through the SoftLayer custom ticketing/automated transaction management system, with such tasks as modifications/upgrades, issue resolutions, and assistance during large-scale customer-requested upgrades.Expanded multiple rows of server infrastructure racks at a time, hundreds of U's of servers per row, and maintained/upgraded current infrastructure (single to dual path, copper 1gbps to fiber 10gbps, etc).Built out and configured state of the art servers to unique customer specifications. Worked with multiple OS’s including - FreeBSD, NetBSD, Debian, Ubuntu, RHEL, Fedora, CentOS, OpenSUSE, XenServer, ESXi, Windows (XP/Server 2003/7/Server 2008/8/Server 2012)Analyzed repeated actions and automated them with bash (or zsh, and others) scripts. This included modifying the fstab drive configuration file, and initializing and monitoring the building of arrays within the OS, quick network tests (and configuration updates to support link aggregation/bonding) across other servers, and a quick general server health script (RAID health/status, total memory, error logs, etc. into a single file) Show less

Management Information Systems, General

Information Technology

Business Information Systems