Chad Lewis Email & Phone Number

California, United States

California, United States

Sydney, Nsw, Au

Pleasanton, Ca, Us

Current assignment is Cisco/WebEx to improve the WebEx services' software delivery CI/CD pipeline.

Palo Alto, California, Us

Campbell, Ca, Us

Working for a major Bay Area internet company supporting its electronic design automation infrastructure.Contract ended early when projects were cancelled after annual budget review.

Boston, Ma, Us

Senior DevOps Engineer working at Oath.com (Verizon's media and advertising unit) supporting the Video Advertising department.Support and management of a multi-Region, multi-AZ AWS infrastructure with peaks of millions of queries per second.On-call rotation.Ansible for provisioning, configuration management, and ad-hoc actions.Wrote configuration and management scripts in Python with boto3 AWS SDK.Supported Ubuntu and CentOS.Set up VPC peering and routing. Maintained Security Groups. Created and managed Classic, Application, and Network ELBs.Updated Autoscaling configurations and AMIs. Maintained Elastic Container Service cluster and Docker images.Managed AWS IAM users, groups, and roles. Created new policies. Audited IAM usage via Athena queries of Cloudtrail records.Performed cost analysis with AWS Cost Explorer tools and Cloudability.Configured Nagios and wrote new checks.Created Datadog dashboards and monitors for on-going observability and incident triage.Supported MySQL and Vertica databases.

San Jose, California, Us

PuppetpythonrubySpacewalk / Red Hat SatelliteForemanpackage creation and managementcompliance and auditing supportdeployment and provisioninggreenfield and brownfield configuration management

San Jose, California, Us

San Jose, California, Us

Contract to hire.

Palo Alto, Ca, Us

Escalation Engineer providing 3rd tier support, root-cause, and corrective action for Sun's Midrange and High End Servers. Resolved complex problems involving hardware, firmware, OS, application, network, and storage. Remote and fly-n-fix support. On-call rotation. Reliability Audits of customer server farms to identify potential and existing problems. Analyzed failure rate trends.HES-CTE, CPRE, PTS, TSCProduct Development Support for Prototype/Alpha within Sun, Beta testing by customers, Early Access, and General Availability. Supported development of Sun Fire (Serengeti), Sun Fire Enterprise (Amazon), and Sun SPARC Enterprise (OPL) servers.Bug Reproduction, Filling, ReviewCode Reviews, Java, CCode Fix, Java, CAnalysis and debugging of Solaris kernel core files.Extended and maintained web app to parse, analyze, and display Field Replaceable Unit IDentifier (FRU ID) records. Documentation Review, WritingDeveloped internal training for peers and junior staff for Sun Fire (Serengeti, Amazon) ASICs, bus protocols, and cache coherency (MOESI) for the purpose problem diagnosis.Developed internal training for peers and junior staff for Sun SPARC Enterprise (OPL) Memory subsystems for the purpose problem diagnosis.Six-Sigma Green Belt TrainingRepresented Service for ECC Sigma DMAIC Project which formulated Enhanced Memory DIMM Replacement Policy and triggered Memory Page Retirement (MPR) project. Established then current Service and Customer practices. Specified Service/Customer requirements/changes needed for correct diagnosis and minimization of unnecessary replacements/downtime. Solaris 2.5.1, 2.6, 7, 8, 9, 10Sun Certified System Administrator Solaris 10Embedded Linux, VxWorksSun SPARC Enterprise M3000 - M9000 Servers [Olympus Product Line (OPL)]Sun Fire Enterprise E2900 - E6900 Servers [Amazon]Sun Fire V1280, 3800 - 6800 Servers [Serengeti]Sun Enterprise 3000 - 6500 Servers [Sunfire Classic]

Design and implementation of code to extend the capabilities of an ecommerce monitoring service. Host performance and utilization tools. Data storage and analysis. Network scanning and root-cause analysis.Extended inquiries into Solaris performance management and internals with comparison to Linux.Design and implementation of a Mysql database back-end for a political campaign's extranet.Audit and update of newspaper's website for Y2K compliance.

Andover, Ma, Ma, Us

High-level technical management and support for NaviSite's applications services. Provided front line support to clients via telephone and email. On-call 24/7.Installed and maintained Netscape Enterprise Server versions 2.0.1 and 3.5.1. Configured SSL. Wrote web server extensions using NSAPI.Installed and maintained Apache versions 1.2 and 1.3. Extensive work with virtual hosting. Wrote server-side code using mod_perl and mod_fcgi.Wrote CGI code and maintained preexisting code.Installed and maintained IIS 3.0 and 4.0. Wrote server-side code using iCat's Carbo server.Installed and maintained Accipiter's AdManager 2.2 and 4.0 in both single server and clustered installations. Supported Oracle 7.3.4 and 8.0 as AdManager databases. Tuned Solaris kernel internals to optimize shared memory.Configured and maintained Sendmail version 8.9 and BIND version 8.1.Made recommendations for NaviSite's network and security designs. Evaluated CA Unicenter TNG and BMC Patrol for enterprise deployment. Evaluated Andromedia's Aria and Accrue's Insight for use as Navisite's high-end web analysis offering.Installed and configured I/Pro's log analysis software.Regularly wrote and maintained Perl code.Installed and maintained Solaris 2.5.1 and 2.6. Researched Solaris kernel internals to improve system performance with particular focus on the TCP/IP stack. Installed and maintained NT 4.0 Server and Workstation.

Us

Maintained 24/7 operation of College Club's website. On-call during weekends and evenings from July through December. On-call 24/7 from January to June.Installed, configured, and maintained Linux, NT versions 3.5.1 and 4.0 servers, and Cisco routers and firewalls. Maintained multiple NT domains. Automated a wide variety of tasks including file transfers between Linux and NT servers using Perl and Samba.Served as postmaster. Extensive work with installing and configuring Sendmail version 8, Cyrus IMAP server, and Majordomo. Wrote custom rulesets for Sendmail. Dealt with cases of email harassment. Rewrote an SMTP gateway implemented in C that provided the backend for College Club's free-email services.Designed framework for College Club's transition to standards-based mail servers.Installed and configured BIND versions 4.9 and 8.1. Served as DNS hostmaster. Maintained over 150 legacy domains from College Club's earlier web hosting service.Established web-based monitoring of server status and bandwidth usage using Apache, Perl, and SNMP. MRTG and RRDTool.Supported Windows 95 desktops.

Cambridge, Ma, Us

Analyzed a proposed target design for a particle physics experiment to determine the energy loss due to electromagnetic radiation.