OUR MISSION

We believe that construction should be a positive experience. We are the HAHN BAU GRUPPE, comprising a planning office, BauTeam Hahn GmbH, our construction firm Hahn Bau GmbH, HAHN Immobilien GmbH, and HAHN Service GmbH as our central service hub. We plan, build, renovate, and refurbish. Thoroughly. Holistically. Sustainably. Our motto: Joy shapes visions!

Your contacts

Kerstin Schneider

HR Department

Write to us at

Hahn Service GmbH

Hommelstraße 2

55743 Idar-Oberstein

Phone 0 67 81 - 93 29 5 - 0

Fax 0 67 81 - 93 29 5 - 99

OUR CHALLENGE

As a sustainable family business, we have grown significantly in recent years, evolving from a small operation into a corporate group with nearly 100 employees. Our clients include industrial and commercial enterprises as well as public sector clients with specialized construction requirements. Now, it is time to structure, optimize, and consolidate. The HAHN BAU GRUPPE plays a key role in this by bundling central services for clients and employees under one roof—a commitment recently confirmed by our ISO 9001, 14001, and 27001 certifications.

YOUR ROLE & PROFILE

As a site manager, you will work for our engineering firm, Bauteam Hahn GmbH, focusing on projects for the US Armed Forces and the security sector. Your primary location will be in Baumholder. You will also have touchpoints with our construction firm, Hahn Bau GmbH, whether through turnkey projects or security-related work. Together, you will ensure that execution meets our quality standards and that project timelines are met. You will be supported by our estimating team with bids, tenders, measurements, billing, and cost calculations.

With your positive and appreciative approach, you will coordinate the activities of our on-site staff and subcontractors. You are a calming influence when things get hectic—you enjoy working in a team, are willing to roll up your sleeves, and are capable of finding quick, independent solutions when things don't go according to plan.

Negotiating with clients
Site measurements and billing
Ordering and coordinating materials for construction sites
Scheduling and managing field staff and apprentices, as well as coordinating subcontractors
Quality management: coordinating and monitoring construction execution
Compiling and sending out sample documentation
Coordinating and moderating site meetings with subcontractors
Attending client site meetings and preparing meeting minutes
Creating and updating construction schedules
Create and send daily construction reports, including comprehensive photo documentation
Compile project documentation and hand it over to the client
Create site installation plans
Acquire new projects
Review subcontractor invoices
Obtain subcontractor quotes and prepare price comparisons
Initiate and monitor occupational health and safety measures
Manage correspondence with clients, subcontractors, and building owners in accordance with VOB/B standards
Change order management: handling bills of quantities, preliminary and post-project costing

YOUR QUALIFICATIONS

Degree in civil engineering or master craftsman certification with relevant qualifications
Experience in project management is a plus
Class B driver's license
In-depth knowledge of building materials and construction equipment
Strong self-organization skills and an independent, structured approach to work
Sensitivity to sustainability and certification requirements
Team player
Friendly and professional demeanor
Strong negotiation skills
English level B2 or higher

WHAT WE OFFER

A supportive work environment with direct communication channels and flat hierarchies—plus the opportunity to actively shape the processes of a fast-growing company. Our friendly, family-like atmosphere is defined by mutual respect, a sense of humor, and a genuine enjoyment of our work. Permanent employment contract from day one.

Above-average salary
Bike leasing
Digital, modern workplace (including digital time tracking, project management, and vacation planning)
Professional development and further training opportunities
Short decision-making paths
Team events, such as our annual summer party
Company car (also for private use)

OUR COMMITMENT TO SUSTAINABLE DEVELOPMENT

We love our work, the nature of the National Park, and the surrounding region. Our company is dedicated to supporting volunteer work, sports, culture, and much more. We are very proud to have been involved in landmark projects like the new National Park Gate at Keltenpark, and to be making life better, more comfortable, and more sustainable for children, young people, and families through the modernization and expansion of daycare centers, schools, and sports facilities. We are much more than what you can read about us at free to keep up with us on Instagram and LinkedIn.

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