William Sieber
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William Sieber Email & Phone Number

Foreign Service Officer at U.S. Department of State
Location: Greater Philadelphia, United States, United States 7 work roles 4 schools
2 work emails found @state.gov LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 2 work emails

Work email w****@state.gov
LinkedIn Profile matched
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Current company
Role
Foreign Service Officer
Location
Greater Philadelphia, United States, United States
Company size

Who is William Sieber? Overview

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Quick answer

William Sieber is listed as Foreign Service Officer at U.S. Department of State, a company with 26935 employees, based in Greater Philadelphia, United States, United States. AeroLeads shows a work email signal at state.gov and a matched LinkedIn profile for William Sieber.

William Sieber previously worked as Project sales representative at Barnhart Crane & Rigging and Assistant Program Manager – Project Management (Assistant Operations Officer) at Us Army. William Sieber holds Bachelor Of Science (Bs), Finance, General from University Of Delaware - Lerner College Of Business And Economics.

Company email context

Email format at U.S. Department of State

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{first}{last}@state.gov
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Profile bio

About William Sieber

Experienced Project Sales with a demonstrated history of working in the mechanical or industrial engineering industry. Skilled in Operational Planning, Management, Command, Military Recruiting, and Leadership. Strong program and project management professional with a Bachelor of Science (BS) focused in Finance, General from University of Delaware - Lerner College of Business and Economics.

Listed skills include Military, Leadership, Military Operations, Training, and 18 others.

Current workplace

William Sieber's current company

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U.S. Department of State
U.S. Department Of State
Foreign Service Officer
washington, district of columbia, united states
Website
Employees
26935
AeroLeads page
7 roles

William Sieber work experience

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

Assistant Program Manager – Project Management (Assistant Operations Officer)

Vilseck Germany And Riga, Latvia

  • Assistant Program Manager for a Europe-based US Army motorized unit of 1000 soldiers. In this position assisted in the planning, coordination and execution of tactical and training operations. In charge of the near.
  • Served as the primary coordinator for near term projects in Operation Atlantic Resolve, which consisted of tracking, coordinating and executing three months worth of multinational training for over 1000 soldiers spread.
  • Responsible for the drafting of project orders for over 20 operations to include relocating the unit to from Germany to six different countries, guidelines for the organizational training plan, and establishment of a.
  • Managed the organizations project tracker to consist of all projects given to my organization from the higher headquarters office and all projects given to subordinate departments.
Apr 2014 - Aug 2015

Project Manager And Liaison To The Czech Republic

Prague, Czech Republic

  • Project Manager for Czech Republic portion of Operation Dragoon Ride. Dragoon ride was the largest US Army Europe Operation in 2015 encompassing movement of 120 vehicles through 6 different countries. Coordinated with.
  • Recognized for excellence by the U.S. Ambassador to the Czech Republic and the Commander of U.S Army Europe for excellence while in this position.
  • Worked with the Czech Army and Ministry of Transportation to organize three approved routes for oversized vehicles, military and civilian police escort, and emergency maintenance support for 120 military vehicles and.
  • Negotiated the contract with the Czech Ministry of Defense to supply lodging, food, maintenance support, and fuel for four different sites.
  • Coordinated with the Czech Ministry of Defense, US Embassy, private companies and private organizations to create a public affairs plan. This resulted in four large scale public events attended by over 60k personnel.
Feb 2015 - Apr 2015

Security Force Assistance Advisor

Kandahar Afghanistan

  • Chosen to teach, coach and mentor an Afghan Intelligence Colonel along with a ten person analyst section. Developed a training program to for analyst and personnel source recruitment and management resulting in better.
  • Was recognized by my senior performance rater for excellence,“ Bill is an extremely competent and motivated Officer who worked above his rank and years in service. He is an independent thinker who excels in an.
  • Created a Provincial Intelligence Synch meeting encompassing 10 different organizations and resulting in unprecedented information and intelligence sharing.
  • Coordinated with US AID, United Nations Liaisons and over 10 different other U.S. Governmental Organization, International Organizations and Non-governmental organization to meet with the Kandahar Provincial, resulting.
Jul 2013 - Apr 2014

Assistant Program Manager – Training And Resourcing (Assiatant Operations Officer)

Vilseck Germany

  • Served as Assistant Program Manager for a Europe-based US Army Motorized team of 900 soldiers. Managed the organization’s yearly land and ammo allocation for the year worth over $100 million. Successfully managed the.
  • Rated #5 of 36 company grade officers. Recognized by Supervisor as, “ in the top ten percent of Officers with whom I have served…. And has unlimited potential to serve at increasing levels of responsibility.”
  • Successfully managed the coordination of resources for over $100 million dollars with of training resources over 40 events resulting in the organization being declared the height level of readiness to deploy by its.
  • Implemented the Army’s Digital Training Management system at all levels for training allowing visibility on training that is planned and completed at all levels.
  • Migrated the organization’s training calendar system to an Microsoft Outlook based system resulting in easier tracking of all events organization wide and saving hundreds of work hours previously used to update the.
Jan 2013 - Jun 2013

Junior Executive Manager (Platoon Leader)

Vilseck, Germany

  • Junior Executive Manager of a Motorized Infantry Platoon consisting of 45 soldiers and $10 million worth of US government property. Planned, coordinated and executed a 12 month training cycle resulting in over 10.
  • Supervisor commented, “William Sieber performed superbly…. Building the most aggressive and motivated team in the Company.”
  • Overhauled the department’s maintenance operations resulting in a readiness rate for equipment from 70% to a 95%.
  • As acting Assistant Executive Manger for logistics successfully relocated the Company to Slunj, Croatia for operation Immediate Response 2012, a one month joint training exercise with Croatian, Slovenian, Serbian.
Jan 2011 - Jan 2012
Team & coworkers

Colleagues at U.S. Department of State

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4 education records

William Sieber education

Bachelor Of Science (Bs), Finance, General

University Of Delaware - Lerner College Of Business And Economics

Education record

Salesianum High School

Education record

Grade School

Education record

Grade School
FAQ

Frequently asked questions about William Sieber

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

What company does William Sieber work for?

William Sieber works for U.S. Department of State.

What is William Sieber's role at U.S. Department of State?

William Sieber is listed as Foreign Service Officer at U.S. Department of State.

What is William Sieber's email address?

AeroLeads has found 2 work email signals at @state.gov for William Sieber at U.S. Department of State.

Where is William Sieber based?

William Sieber is based in Greater Philadelphia, United States, United States while working with U.S. Department of State.

What companies has William Sieber worked for?

William Sieber has worked for U.S. Department Of State, Barnhart Crane & Rigging, Us Army, U.S Army, and United States Army.

Who are William Sieber's colleagues at U.S. Department of State?

William Sieber's colleagues at U.S. Department of State include Daniel Fried, Kimberly Wright-King, Lmsw, Teresa Geduldig, Ryan Guglietta, Phd, and Matt Olivo.

How can I contact William Sieber?

You can use AeroLeads to view verified contact signals for William Sieber at U.S. Department of State, including work email, phone, and LinkedIn data when available.

What schools did William Sieber attend?

William Sieber holds Bachelor Of Science (Bs), Finance, General from University Of Delaware - Lerner College Of Business And Economics.

What skills is William Sieber known for?

William Sieber is listed with skills including Military, Leadership, Military Operations, Training, Operational Planning, Army, Military Training, and Military Logistics.

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