AeroLeads people directory · profile

Siefko Jager Email & Phone Number

Supply Chain Engineer at SMST Designers & Constructors
Location: Harlingen, Friesland, Netherlands 15 work roles 3 schools
1 work email found @smst.nl LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email

Work email s****@smst.nl
LinkedIn Profile matched
3 free lookups remaining · No credit card
Role
Supply Chain Engineer
Location
Harlingen, Friesland, Netherlands
Company size

Who is Siefko Jager? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

Siefko Jager is listed as Supply Chain Engineer at SMST Designers & Constructors, a company with 189 employees, based in Harlingen, Friesland, Netherlands. AeroLeads shows a work email signal at smst.nl and a matched LinkedIn profile for Siefko Jager.

Siefko Jager previously worked as Assistant Manager Supply Chain at Smst Designers & Constructors and Delivery Driver at Bakkerij Overzet. Siefko Jager holds Master Of Science - Ms, Technology & Operations Management from Rijksuniversiteit Groningen.

Company email context

Email format at SMST Designers & Constructors

This section adds company-level context without repeating Siefko Jager's masked contact details.

{first_initial}{last}@smst.nl
89% confidence

AeroLeads found 1 current-domain work email signal for Siefko Jager. Compare company email patterns before reaching out.

Profile bio

About Siefko Jager

Siefko Jager is a Supply Chain Engineer at SMST Designers & Constructors.

Current workplace

Siefko Jager's current company

Company context helps verify the profile and gives searchers a useful next step.

SMST Designers & Constructors
Smst Designers & Constructors
Supply Chain Engineer
Harlingen, FR, NL
Website
Employees
189
AeroLeads page
15 roles

Siefko Jager work experience

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

Delivery Driver

Harlingen, Friesland, Nederland

Delivering fresh bread and pastries to customers. Part time job next to my studies. Side job next to my full time job.

Jun 2020 - Oct 2021

Export Planner

Steenwijk, Overijssel, Nederland

Responsible for arranging transport to all our customers and DYKA-branches outside the Netherlands.

Mar 2021 - Jul 2021

Delivery Driver

Harlingen, Friesland, Nederland

Delivering fresh fish to customers. Parttime job next to my studies.Side job next to my full time job.

May 2019 - Feb 2021

Graduate Research Intern

Assen

This research focused on maintenance contracts in the offshore energy industry and specifically on the differences between OEM service providers (OEMSP) and independent service provider (ISP) maintenance contracts.Company info: NAM is an exploration and production company with authentic Dutch roots. Its headquarters are located in Assen in the Netherlands..

Mar 2020 - Aug 2020

Process Improvement Analyst

Gerkesklooster, Provincie Friesland, Nederland

Setting up process improvement projects and assisting the warehouse manager with the daily operations.A few example projects were: - Improving the weighing process of the cheese.- Improving the metal detection system.- Updating all the warehouse work instructions.Company info: FrieslandCampina is a milk and dairy company and is owned by the cooperative.

Jul 2017 - Oct 2018

Junior Project Officer

Suameer (Sumar), Province Friesland, Nederland

Implementation of Planning Excellence project. Standardisation of the planning process by implementing safety stocks and economic production quantities. Company Info: Essity is a leading global hygiene products company. It exists out of two departments: the tissue department (tissues, toilet paper, kitchen rolls etc.) and the personal care department.

Mar 2017 - Jul 2017

Graduation Internship

Sint Annaparochie

Graduation paper about One-Piece Flow in construction.Assisting small improvement projects with the administrative activities.Company Info: Bouwbedrijf Lont is a construction company, originated almost a 100 years ago. It's a real family business. It's one of the bigger construction company's in the province of Friesland operating most of the time in the.

Feb 2016 - Feb 2017

Process Optimization Project

Drachten

Optimization of the collaboration between the calculation department and the engineering department. Company Info: Alewijnse designs, delivers and integrates electrical engineering systems and delivers total solutions. All over the world, for the maritime sector, industry and retail.

Oct 2015 - Jan 2016

Logistics Employee

Vemaro B.V.

Franeker

Order picking, cleaning and all other equivalent duties.Company Info: Vemaro B.V. is a wholesaler in Tobacco products. Located in Franeker and Venlo.

Jun 2015 - Oct 2015

Internship Planning & Controlling

Leeuwarden En Omgeving, Nederland

Assisting the Controller with several duties. Defining en analyzing of processes. Executing periodic checks, for example: checking annual/monthly accounts, checking KPI's. Completing management rapports, salary check, executing random checks. Next to the everyday duties I made a risk analysis of the Prepaid Card system Fier has and advised about the.

Feb 2015 - Jul 2015

Allround Employee

Harlingen

All standard duties: stocking shelves, working at the registers, unloading trucks and also cleaning the store.Company info: Albert Heijn is the oldest and largest supermarket-chain in the Netherlands, with almost 1000 stores. The store was founded in 1887 in Oostzaan by Albert Heijn.

Feb 2012 - Feb 2015

Sole Agent Of Midlum

Harlingen

Responsible for the delivery of the Telegraaf Newspaper in Midlum

Jan 2010 - Mar 2013
Team & coworkers

Colleagues at SMST Designers & Constructors

Other employees you can reach at smst.nl. View company contacts for 189 employees →

3 education records

Siefko Jager education

Master Of Science - Ms, Technology & Operations Management

First year: Pre-MSc Technology & Operations Management Second year: MSc Technology & Operations Management with focus area: Energy

Bachelor Of Business Administration (Bba), Business Administration / Bedrijfskunde / Business Management / Bedrijfsmanagement

Bedrijfskunde MER

Havo, Economie En Maatschappij

Rsg Simon Vestdijk
FAQ

Frequently asked questions about Siefko Jager

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

What company does Siefko Jager work for?

Siefko Jager works for SMST Designers & Constructors.

What is Siefko Jager's role at SMST Designers & Constructors?

Siefko Jager is listed as Supply Chain Engineer at SMST Designers & Constructors.

What is Siefko Jager's email address?

AeroLeads has found 1 work email signal at @smst.nl for Siefko Jager at SMST Designers & Constructors.

Where is Siefko Jager based?

Siefko Jager is based in Harlingen, Friesland, Netherlands while working with SMST Designers & Constructors.

What companies has Siefko Jager worked for?

Siefko Jager has worked for Smst Designers & Constructors, Bakkerij Overzet, Dyka Nederland, Veltman Vis Service B.V., and Nam Bv Assen.

Who are Siefko Jager's colleagues at SMST Designers & Constructors?

Siefko Jager's colleagues at SMST Designers & Constructors include Adriaan Van Zelst, Walid Zeineddine, Jeffrey De Jongh, Avak G., and Sjoerd Steenbergen.

How can I contact Siefko Jager?

You can use AeroLeads to view verified contact signals for Siefko Jager at SMST Designers & Constructors, including work email, phone, and LinkedIn data when available.

What schools did Siefko Jager attend?

Siefko Jager holds Master Of Science - Ms, Technology & Operations Management from Rijksuniversiteit Groningen.

Find 750M verified contacts

Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.