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Click here or scroll down to respond to this candidateCandidate's Name
PHONE NUMBER AVAILABLE - EMAIL AVAILABLENetwork/System Engineer, Programmer, Linux/Unix System Admin, DB Admin, Bash, Python, CSUMMARY OF QUALIFICATIONS25+ years of experience in systems administration, developing, analyzing, installing, maintaining, and repairing hardware, software, peripherals, and networks.Superior troubleshooting and technical support abilities with migrations, network connectivity, security and database applications.Extensive experience in Linux/Unix, C, network and cluster computing.Develops exceptional relationships with team members to accomplish critical customer goals. Excellent communication, problem solving skills, and ability to hit the ground running.COMPUTER SKILLSDev-Ops: Docker, Rancher, Kubernetes K3s, git, jenkins,Virtualization: vmware, kvm, qemuEnterprise: db2, oracle, aix, bsd(solaris), sparc, risc, zlinux, HPUX, Microfocus, BTCH, CICS, Zena,Database: MySQL, MariaDB, db2, oracle, postgres, SQL, berkleyDB, rrd, influxDB, flat file DBLinux/Unix: HPC MPI, openMPI, Apache, Guak, NGNX, Syslog, Bash, Shell Scripting, Firewalls, IP, IPF, IPFW, IPTABLES, PF, Backups, tcpdump, snort, Asterisk, Squid, RRD, Cacti, nagios, nagvis, sed, awk, grep, file redirection, error redirection, SYSLOG, SYSLOGD, LDAP, RADIUS, CentOS, FreeBSD, Solaris, Open Source, GNU, SNMP/SNMPD, SNMPGET, SNMPWALKoWritten loadable modules for Linux/Unix Kernel, Apache (web server), Snort (IDS intrusion detection), iptables (Linux firewall), PF (packet filter)oWritten Loadable Kernel Module for Linux (Crypto)oImplemented Linux Cryptographic API, encrypted files, modules, IPSEC Trusted and Encrypted KeysoHardware support for cryptographic accelerator cards and NICs with IPSec offloadoLinux Device Driver/Module for hardware control and system call modification or addition.Coding: PHP, Python, C, JavaScript, Perl, regex, C++, JAVA, HTML5, bash/shell scripting, multi-threading, sdl cross-platform, git/cvs/svn, socket, vi/m, regex, compilers, dll, system library, SYSLOG, error LOG LEVEL,Networking: TCP/IPv4/6, OSI, DOD, BDP, MSS, MTU, DATAGRAM, dual-stack, Security/Firewall, Ethernet, MAC, Spanning Tree, SNMP, DHCP routing, fiber, sm, mm, splicing, VOIP, SSH, CISCO, Juniper, Mikrotik, APC, Linux/Unix, SNMPD, APC Syslog/card configuration (requires BOOTP), CISCO Syslog WANofirewall (linux) iptables, netfilter, advanced routing multiple routing tables, sourced based routingPROFESSIONAL EXPERIENCEquadtek advanced linux admin for att/uscourts dns/email Jun-Nov 2023 (c2c)graphana monitoring setup from basebash wrote universal data ingestor and visualization queries forgrafana, influxdb, bash universal ingestor, grafana universal queries (influxdb)syslog, auditd, debian, monitored email, dns logs, ingested data for visualization, etccreated wiki, documented all, created cgi web tools for dnstroublshooting dns, and email issues, postfix, dovecot, bind, dig, bash,Onward Tek (MSP)cybersecurity systems eng Dec 01 Feb 13 2023 (c2c)implimented CAPE/Cuckoo malware analysiscompleted customer consultation and discovery or remediation followupUsed wireshare to generate pcaps, snort to scan or attack patternsImplimented Docker/Rancher on K3s, for fault tolerant container and cluster mgmtDeployed Various container images on docker rancherDeveloped Nagios XI docker container image for customerWrote various scripts, bash, powershell, ssh keys, remote accessvnp configurationanswernet (MSP)system admin/eng eng June Aug 2022wrote automation scripts to alert to teams chatwrote scripts control and query cisco switches using bash and expectprovided level 2 customer supportprtg network monitoringLinux System Admin for DXC ( CCI contract) 9/3/19 1/19/2022Stabalized zlinux btch and online processing environmentAllocated resources, prevented proesssing faults, provided technical support to maintain business SLAs for processing.MET life provides insurance services via IBM node, webshpere, microfocus,Installed ES. Server/Developer 6.0, db2, oracle, zena, jenkins, git, on zlinux OS SUSE 13Maintained codebase on github upgraded application from 32 to 64 bit operating mode/ compile cobolPatch for log4j etc security response.Maintained, configured NagiosXI monitoring for wintel/linux servers and switches.Provided a stable running environment, conducted back ups, and security audits etc.IBM-z13 LPAR management, provided maximum performance for nonSLA comput jobs, while maintaining dedicated capacity or SLA based compute nodes. (Docker/Kubernet for ESMF)Unix/linux C Programmer blue cross blue shield ( technosoft contract) Mar 2019 Jul 2019Converted 1200 C programs from AIX to run on red hatRe-validated c-code, made corrections, regression testingTrained 3 jr programmers to code in c and make corrections.Network Engineer, Programmer, Linux/Unix System AdministratorMIT/USW Mar 2005 2017Modified and implemented Linux TPROXY kernel module for use with Scalable SQUID Proxy, using CISCO 3750 / IP-Divert for load balance, w CISCO-WCCP, fully transparent proxy using t-proxy redirect, and fully transparent tcp proxy written in python, and then rewritten in C, run on HA LinuxDesigned/Built Scalable HA Linux cluster for Asterisk IP PBX, using IBM Blade CentOS, with least call billing module for asterisk in C. HA Heartbeet- load balancer, for failover IP, MySQL 1GBPS backplane for DBIntegrated BIND DLZ / Berkley DB, to create DNS blocking for virus, fishing, malware etc.Modified Linux userland programs ping(BSD), curl, wget, output detailed reports MySQL for performance data, multi-threaded poller, rrd1second output, graphing, custom rrd database creationWrote multi-threaded NMS, using php, html, Ajax, MySQL, snmpwalk, snmpget, RRD, bash, bash based pollerNagios, Nagivs Installed, wrote scripts to generate configuration scripts from inventory database.Created multiple sat-com teleports in mid-east for 4.7 Meter tracking batwing, inclined orbit C band, KU band, 40 WBUC uplink, completed build-out and alignment, commissioned with satcom controller. Implemented Microwave and radar filtration to eliminate radar interference on base.Installed IP encryption and acceleration equipment in remote side terrestrial NOC location providerWrote hundreds of scripts and programs for various purposes in network environment, c / php / python/ Perl, bashContinually updated PCI compliance security requirements to patch systems to be PCI compliant,Created custom SNMP MIB to expose application information and for application monitoringTune Linux via /proc to 1 second SNMP update via /proc variables for 1 second graphingIdentify common problems for SNMP query / response and graphing/visualization via RRD, or WebGLModified Syslog to write to MYSQL database so that it was easy to access the information with web applicationsSetup and secured Syslog server (Linux), enabled network access, created firewall for security to Syslog serverConfigured Syslog server in Linux detailed configurationConfigure Linux host SNMPD.conf to exposing system to be monitored by NMS, resource monitoring graphing disk usage, ram usage, processor usage, TCP connections, etc. Also configure host to use central Syslog server to push messages to appropriate Syslog server and errorLevelWrote scripts to automate the configuration of CISCO, TFTPD configuration, and for updates etc.Wrote hundreds of scripts and programs for various purposes in network environment, c / PHP / python/ Perl, bashNetwork EngineerArmy National Guard 119th FA BN - Albion, MI Sep 2003 Feb 2006Programmed custom Iptables load balancing/nat for traffic distribution over disparate Satellite networks.Assisted military with Solaris network config for HPC environment.Deployed 15 months OIF III Army National Guard Assigned to 306MP BN.Project Planning/Management using PM. software using a development lifecycle.Deployed redundant high-speed fiber optic and wireless links between remote officesCisco CNA (Cisco Network Assistant) to monitor cisco backbone, and main level routersSolar Winds monitoringNagios, used Nagios to monitor server rack with visual alarm indicators for error events, configured monitoring of core network services like DNS, http, and pings to gain network insight for analysisUsed Ethereal/Wireshark tcpdump, to analyze packet level DataImplemented VOIP and Multicast technologies.Programmed Packet Filters, DLL/IIS, ISA/DLL/C++. CISCO, UNIX, LINUX, Windows ISA,Used Wireless Technologies RedLine, Proxim, Motorola Canopy. For backhaul applications p2p802.11 Wireless A/B, packet level understanding, basic wireless principals, refraction, reflection, polarizationComputer/Mainframe OperatorThe Book House - Jonesville, MI Mar 2002 Aug 2003Run Daily COBOL job streams on Unisys mainframe computer.Documented job stream and proceduresNetwork AdministratorRose City Motors - Jackson, MI Jan 2000 Feb 2002Secured radio networks with free Linux VPN (encrypted) servers/routers, loaded modulesImplemented VPN and digital certificate technologies for secure remote access to the network.Created custom web/data based applications for internal company use. Windows 2000 Server, ISA, ODBCDuring 911, they continued to business through the online credit app I created, even when other sales droppedAssistant Network AdministratorUnited Bank & Trust - Tecumseh, MI Apr 1999 Jan 2000Maintained and updated 750 + workstations at 16 WAN sights.Administration tasks in Win NT 4.0, Novell, and Exchange, loaded Novell Modules for network.Platform Deployment and RolloutODBC Data connector configurationEDUCATIONLansing Community CollegeComputer and Information Sciences and Support ServicesSome courses completed |
