Retired
CurrentRelaxing and enjoying life. May be available for part time work under the right circumstances.
Oct 2018 - Present
AeroLeads people directory · profile
William Callaghan Email & Phone Number
Retired
at
Self-Employed
1 work email found
@apexsystemsinc.com
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 100%
Current company
Role
Retired
Location
Greater Tucson Area, United States, United States
Who is William Callaghan? Overview
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Quick answer
William Callaghan is listed as Retired at Self-Employed, based in Greater Tucson Area, United States, United States. AeroLeads shows a work email signal at apexsystemsinc.com and a matched LinkedIn profile for William Callaghan.
William Callaghan previously worked as Software and Database Engineer at Leidos and Software and Database Engineer at Vectrus Systems Corporation. William Callaghan holds Master Of Arts (Ma), Mathematics from University Of Oklahoma.
Company email context
Email format at Self-Employed
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{first_initial}{last}@apexsystemsinc.com
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AeroLeads found 1 current-domain work email signal for William Callaghan. Compare company email patterns before reaching out.
Profile bio
About William Callaghan
Software engineering manager and senior architect with extensive experience in software development and system integration for the semiconductor-manufacturing and defense industries. Well qualified in all phases of the software lifecycle from requirements analysis through configuration management, maintenance and support. Major strengths in project and engineering management, software architecture and design, software development and troubleshooting, communication and customer relations. A retired army officer with many years of experience focused on getting the job done. A versatile team member and effective leader in any position, adapts to new languages and technologies easily and enjoys new opportunities and experiences.
Listed skills include Visual Studio, Microsoft Sql Server, Testing, Software Development, and 14 others.
Current workplace
William Callaghan's current company
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8 roles · 24 years
William Callaghan work experience
A career timeline built from the work history available for this profile.
Software And Database Engineer
Software and database support for the Seattle District of the US Army Corps of Engineers with remote support for other districts. Primary support was with ColdFusion, JavaScript, Oracle and MS Access.
Jun 2018 - Oct 2018
Software And Database Engineer
Software and database support for the Seattle District of the US Army Corps of Engineers with remote support for other districts. Primary support was with ColdFusion, JavaScript, Oracle and MS Access.
Aug 2015 - Jun 2018
Database Administrator
Oracle database administrator and web application programmer, supporting Lockheed Martin in providing technical support to the Army Corps of Engineers.
May 2014 - Aug 2015
Senior Software Engineer
Senior software engineer for the Razor Fish Radio Frequency Simulation project: developing Java and C# software using Object Oriented Design, Agile Development, IntelliJ IDEA, Maven, Visual Studio 2012, VMWare and the Mongo DBMS. Project completed all milestones successfully.
Apr 2013 - Sep 2013
Principal Engineer
Software engineering manager and senior software engineer for the Advanced Special Operations Management System (ASOMS) v1.2: developing software in C#, C++ MFC, VMWare, Visual Studio 2010, and SQL Server 2008. Completed firm-fixed-price contract on time and within budget.Senior software engineer for the ASOMS v3.0, using JavaScript, C#, VMWare, Visual.
2002 - 2013
~11 yrs
Sr Manager
Trw
Managed the Federal Way office and a staff of eight engineers and support personnel.On-site project manager and senior engineer for the PROMIS manufacturing execution system implementation at Honeywell to track production of silicon dies. Managed a team of five developers and one sub-contractor on a fixed-price contract. Integrated and tested the system on.
Oct 1995 - Nov 2001
Software Project Manager
Bdm International
Software project manager and principal system/software engineer for development and fielding of the Army’s Integrated Meteorological System, using HP tactical workstations running HP-UX 7.0. Prepared and developed system/software specifications and design documents, studies and project schedules. Developed the design of the message processing and.
Aug 1989 - Oct 1995
2 education records
William Callaghan education
Master Of Arts (Ma), Mathematics
University Of Oklahoma
Honor Graduate, Command And Staff Operations
Us Army Command And General Staff Course
FAQ
Frequently asked questions about William Callaghan
Quick answers generated from the profile data available on this page.
What company does William Callaghan work for?
William Callaghan works for Self-Employed.
What is William Callaghan's role at Self-Employed?
William Callaghan is listed as Retired at Self-Employed.
What is William Callaghan's email address?
AeroLeads has found 1 work email signal at @apexsystemsinc.com for William Callaghan at Self-Employed.
Where is William Callaghan based?
William Callaghan is based in Greater Tucson Area, United States, United States while working with Self-Employed.
What companies has William Callaghan worked for?
William Callaghan has worked for Self-Employed, Leidos, Vectrus Systems Corporation, Apex Systems, and Teksystems.
How can I contact William Callaghan?
You can use AeroLeads to view verified contact signals for William Callaghan at Self-Employed, including work email, phone, and LinkedIn data when available.
What schools did William Callaghan attend?
William Callaghan holds Master Of Arts (Ma), Mathematics from University Of Oklahoma.
What skills is William Callaghan known for?
William Callaghan is listed with skills including Visual Studio, Microsoft Sql Server, Testing, Software Development, Requirements Analysis, Unix, Software Project Management, and Personnel Management.
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