Dan Welsh
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Dan Welsh Email & Phone Number

Peraton PKI Team Lead at Peraton
Location: Loveland, Colorado, United States 13 work roles 1 school
1 work email found @davita.com 5 phones found area 303, 480, and 800 LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email · 5 phones

Work email d****@davita.com
Direct phone (303) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Peraton PKI Team Lead
Location
Loveland, Colorado, United States
Company size

Who is Dan Welsh? Overview

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Quick answer

Dan Welsh is listed as Peraton PKI Team Lead at Peraton, a with 1829 employees, based in Loveland, Colorado, United States. AeroLeads shows a work email signal at davita.com, phone signal with area code 303, 480, 800, and a matched LinkedIn profile for Dan Welsh.

Dan Welsh previously worked as PKI team lead at Peraton and Technical Team Lead at Seneca Resources. Dan Welsh holds Business Administration from Arapahoe Community College.

Company email context

Email format at Peraton

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{first}.{last}@davita.com
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AeroLeads found 1 current-domain work email signal for Dan Welsh. Compare company email patterns before reaching out.

Profile bio

About Dan Welsh

I am just a systems admin. Please do not email my work email. Pushy emails get Blacklisted.

Current workplace

Dan Welsh's current company

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Peraton
Peraton
Peraton PKI Team Lead
herndon, virginia, united states
Website
Employees
1829
AeroLeads page
13 roles

Dan Welsh work experience

A career timeline built from the work history available for this profile.

Pki Team Lead

Current

Washington Dc-Baltimore Area

Oct 2023 - Present

Technical Team Lead

Fda

Technical and team lead over 8 for Active Directory, PKI and Centrify for Peraton the FDA account.

Jan 2023 - Oct 2023

System Administrator

Loveland, Colorado, United States

Directory Services infrastructure. • Operations and Infrastructure support for Identity management • Seven years providing tier 3 Infrastructure Support for Identity Management This involved helping engineers test network vips for Ldap, umbrella for dns security. Read thru configuration files and Ldap settings to ensure connectivity and proper secure ports used. • Part of a Major Incident response team for outages through the United States, Often crossing lanes of Job scope to support custom applications.• Demonstrated the ability to encompass small IT shop mindset of end-to-end support and Large IT granularity of lane specific supported apps• Involved with several identity systems like NetIQ, Specops, and automation tools like Aegis. • Upgraded over 75 domain controllers to Windows 2019 in a highly complex environment • Deployed new domain controllers with automated processes tools like Morpheus and Puppet. • Supported Ipam via Infoblox for a plus 30k node environment• Worked with Keyfactor for automation of scripts• McAfee EPO SME for 7500 windows servers.

Dec 2015 - Jan 2023

Senior Systems Administrator / Ad And Messaging

Lakewood Co

Headed up an Exchange to Google for government transition representing three bureaus unique needs. Hybrid 2008 r2 domain accounts in an mail enabled state, sid linked to a mirrored 2003 domain account and custom scripting Gmail logon attributes for authentication via federated services. Ironport appliances, adhering to STIGS and Homeland venerability reports. PowerShell, PowerShell, PowerShell, and PowerShell,Quest PowerShell tools, Exchange Management Shell/console Planning Exchange upgrade to 2010 with a resource domain, interfacing with Dave Shaw (Microsoft Exchange and AD SME). Citrix, DNS, Networking between DOI, Exchange and Security.

Sep 2011 - Dec 2015

Infrastructure Engineer - Operations

Greater Denver Area

• Assisting Hyper-V Virtualization of 700 servers in a global environment. • Developing operations in a RACI matrix for RRC plan, providing scopes and support models.• Defining service levels for each team within Microsoft Operations Framework.• Working with Infrastructure teams on System Center implementation of Forefront, SCVMM and SCOM. • Provided technical support and guidance in the operations & maintenance of internal/external IT infrastructures

Mar 2011 - Sep 2011

Corporate Systems Manager\Systems Engineer

Manage Corporate Enviroment, Helpdesk Manager, Systems Administrator, tier 3 for Directors of IT at hotels. Plan and build Hotel Networks.

Sep 2007 - Mar 2011

It Manager

Managed budgets, vendors, and contracts as well as performed role as single systems administrator. Met monthly with Director of Departments on Information Technology's role in aiding the science of the company. Responsible for network design, hardware and software needs. Consolidated Windows 2000 file and app servers to updated and in warranty Windows 2003 servers accomplishing a more stable environment with less down time.Supported Exchange 2003, revamped recovery plan from a brick level restore on a secondary Exchange server to single email restore system saving hours on most common restore scenarios. Responsible for lab computing data storage and computing power needs. Rebuilt Active Directory structure from a mixed OS environment to a cleaner and faster environment.

Apr 2006 - Oct 2007

Systems Administrator

Promotech Research Associates
Apr 2005 - Apr 2006

Systems Administrator

Promotech Research Associates

Supported Exchange 2000 enterprise in a mixed Exchange 2000 and Exchange 2003 environment. Active in a four person committee for IT changes within parent as well as sister companies. Consulted with sister company on Exchange 2003 domain migration.Assisted with WMS implementation within 6 weeks, WMS system increased warehouse productivity over 200 percent. Resolved Active Directory replication, Exchange account creation issues within an 8 company forest. Composed, implemented and supported 20 seat flow over call center for a sister company, consisting of VOIP soft phones, network connectivity for phones, application and printing needs.

Apr 2005 - Apr 2006

Systems Administrator

Chaparral Network Storage/Dot Hill

Migrated Active Directory to non Active Directory due to merger with Dot Hill, allowing more effective data sharing and communication between companies. Supported engineers with various needs on Apple, UNIX and Linux platforms. Built new data center, migrated domain within six months due to trusting concerns with an AD child domain to parent domain (NTLM).Upgraded Exchange Server from 5.5 to Exchange 2000 and Active Directory. De-migrated from Exchange Server 2000 to Exchange 5.5 after merger.Cisco Pix to Pix VPN between sites for a backup solution and installed a new point to point T1 domain commutations between sites. Only Systems Administrator for site, this included servers, workstations, phones and networking. On-call 24/7.Supported AVAYA Definity phone system with Intuity voicemail. Replaced two NT 4.0 servers with two Windows 2003 servers with 8-terabyte of disk in a Fiber to Fiber channel SAN.

Sep 2003 - Mar 2005

Network Administrator

Navajo Manufacturing Co

Administrated fifteen Windows 2000 servers on an Active Directory domain.Implemented a VPN solution for an offsite campus via WatchGuard firewalls.Built several Windows 2000 servers / domain controllers for remote site. Installed and configured a Cisco wireless network for two warehouses.Updated routes and configurations on Cisco network devices. Desktop Support for 150 desktops and laptop.Built automated imaging for new computers.

Oct 2002 - Sep 2003

Systems Administrator / Team Lead

Eds - Golden

Managed desktop support team of 10 Administrators supporting 1,500 plus users. Worked daily with client representatives adjusting scope and schedules as appropriate. Responsible for reporting service level agreements to Motorola's management. Managed the procurement of the new desktops and laptops, including all deployment equipment and supplies. Ensured the detailed deployment process was being adhered to with all user PC deployments.Team Lead for Tier 2 Remote desktop support, trained peers on new tools including EA, Hyena, Remote Desktop Services via SMS and a web to pager interfaced ticketing system. Reported issues with non-standard imaging and with automation jobs. Performed a liaison position to Network support team.Performed support for a development domain with Windows2000 servers, also built 500 print queues.Developed software packages, advertised and pushed via SMS.Migrated home and group directories from Novell 4.x to NAS Servers.Made Exchange/NT Accounts via Exchange administrator and user manager.

May 1998 - Jul 2002
Team & coworkers

Colleagues at Peraton

Other employees you can reach at peraton.com. View company contacts for 1829 employees →

1 education record

Dan Welsh education

FAQ

Frequently asked questions about Dan Welsh

Quick answers generated from the profile data available on this page.

What company does Dan Welsh work for?

Dan Welsh works for Peraton.

What is Dan Welsh's role at Peraton?

Dan Welsh is listed as Peraton PKI Team Lead at Peraton.

What is Dan Welsh's email address?

AeroLeads has found 1 work email signal at @davita.com for Dan Welsh at Peraton.

What is Dan Welsh's phone number?

AeroLeads has found 5 phone signal(s) with area code 303, 480, 800 for Dan Welsh at Peraton.

Where is Dan Welsh based?

Dan Welsh is based in Loveland, Colorado, United States while working with Peraton.

What companies has Dan Welsh worked for?

Dan Welsh has worked for Peraton, Seneca Resources, Davita Kidney Care, Abacus Technology Corporation, and Teksystems.

Who are Dan Welsh's colleagues at Peraton?

Dan Welsh's colleagues at Peraton include Terri Kizzort, Derek Kenney, Ma, Pmp, Cism, Miles Spence, Dr. John W. Greco (Phd), and Earl Hanlon.

How can I contact Dan Welsh?

You can use AeroLeads to view verified contact signals for Dan Welsh at Peraton, including work email, phone, and LinkedIn data when available.

What schools did Dan Welsh attend?

Dan Welsh holds Business Administration from Arapahoe Community College.

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