David Coelho Email & Phone Number

Columbia, Maryland

- Assisted Tenable customers and sales team via email, phone, Zoom sessions, and chats.- Utilized SalesForce for the ticketing system and Knowledge Base articles.- Assisted a wide variety of customers across multiple industries with installation, configuration, use, and troubleshooting of all Tenable products.- Ran audit scans according to various compliance standards - PCI, SCAP (FDCC/USGCB, NIST, and DISA STIG) NSA, GLBA, HIPAA and others such as sensitive file contents, database audits, and application configuration.- Interfaced Tenable products with multiple 3rd party applications, including, but not limited to, WSUS, MDM, Hydra, Apple Profile Manager, and LDAP.- Deployed multiple virtual machines for testing with and against Tenable products. Operating systems include Cisco, RedHat/Centos, Mac OSX, virtual appliances, and Windows machines.- Troubleshot false positives and false negative from customer scans to assess the need to escalate to developers utilizing Jira. Followed up with developers and customer until resolution.

Gaithersburg, Md

¥ Created, patched (monthly), and maintained Windows servers as well as troubleshot any issues as they arose. Provided additional resources to servers once establishing the root cause of the issue. Majority of servers were VMs created in vSphere. ¥ Troubleshot, configured, upgraded, and maintained various Cisco switches and routers as needed including 3800 series stacks and 2900 series Cisco routers.¥ Monitored the environment, servers, and websites utilizing SolarWinds, Uptrends, and PRTG monitoring services and fixed issues as they appeared 24/7 for critical items. Was responsible for contact with AT&T, Comcast, Windstream, and/or Verizon when issues appeared with circuits and saw the resolution to the end.¥ Learned entire phone system during the early part of employment at UCG. Previously this was handled by a contractor but dropped reliance on outside help once the systems were learned. Systems included: ¥ Cisco CallManager daily maintenance. Creation of remote phone systems for domestic and international offices.¥ Unity for voice mail. Also for creation and adjustment of small scale IVR.¥ UCCX for larger, data driven, IVR and historical reports. Created and adjusted scripts to handle large call volumes. Utilized VXTracker for smaller scale reports. ¥ Attendant Console maintenance and creation for remote office. ¥ RightFax, Cisco VG224, and ATAs for faxing needs.¥ Managed PRIs and Cisco voice routers for headquarters and remote offices.¥ Setup individual remote employees with VPN phones utilizing FortiWifi VPN routers.¥ User activity including (learned all systems while employed at UCG):¥ Active Directory and Office365 user management¥ Set and adjusted user/group permissions on all systems¥ Exchange¥ VSphere virtual machine creation and management. Troubleshot employees’ desktops when needed or when noticeable CPU or memory spike occurred. ¥ ASA/RSA¥ Managed Meraki¥ Utilized F5 Load Balancers ¥ Managed DNS

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