Sendmail Experts in Germany
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Meet FRATCH Experts in Germany, who have recently used Sendmail
Vicenco K.
Last position:
ITSM Project Manager (self-employed)
Unified ITSM framework
- Definition of a company-wide ITSM target picture
- Introduction of a uniform service structure across all business units
SLA and OLA management
- Building a standardized SLA framework
- Definition of service classes (Business Critical, Standard, Low Priority)
- Introduction of OLAs between internal teams
- Building meaningful SLA reporting
- Definition of KPI and service dashboards for business units
Service portfolio management
- Definition of service descriptions
- If needed, preparing possible cost and service billing
Ticketing & processes
- Incident management
- Uniform ticket categories
- Standardized prioritization
- Escalation matrix
- Automations
- Self-service optimization
Request fulfillment
- Service catalog across all business units
- Approval workflows
Problem management
- Introduction of root cause analysis
- Known error database
- Problem review process
Complete asset management concept
- Hardware lifecycle management
- Software lifecycle management
- Leasing lifecycle
- Mobile device lifecycle
- Monitor lifecycle
- Phone lifecycle
Processes
- Procurement
- Goods receipt
- Inventory
- Assignment
- Return
- Disposal
- Leasing return Goal: single source of truth for all assets
CMDB design
- Definition of all configuration items:
- Workplace
- Notebooks
- Monitors
- Mobile phones
- Printers
Infrastructure
- Servers
- Firewalls
- Switches
- WLAN
- Storage
- Backup systems
Cloud
- Azure resources
- Microsoft 365
- SaaS services
Relationships
- User ↔ Asset
- Asset ↔ Service
- Service ↔ Infrastructure
- Location ↔ Asset
- Goal: make all service dependencies visible
Software asset & license management
- License management concept
- License balancing
- Compliance reporting
- Microsoft license management
- Adobe license management
- SaaS management
- Contract management
- Renewal management
Interfaces & automation Existing systems
- Workday
- Joiner
- Mover
- Leaver
TESMA
- Leasing data
- Contract data
Matrix42
- Asset synchronization
- User synchronization
Active Directory / Entra ID
- User management
Microsoft 365
- License assignment
- Group management
Dormakaba
Access processes
Lifecycle services
Monitoring platforms
- PRTG
- Palo Alto
- Cisco
Reporting & KPI framework
- Definition of a management dashboard
- KPIs
- Ticket volume
- SLA fulfillment
- MTTR
- First resolution rate
- Asset accuracy
- License compliance
- Change success rate
- Service availability
- Degree of automation
Network redesign support
- Governance
- Support of the network redesign from an ITSM point of view
- Definition of affected services
- Change management structure
- Communication concept
CMDB integration
- Recording of all network components
- Service mapping
- Dependency analysis
Validation of documentation and knowledge base articles
- Network documentation
- Operations documentation
- Standard changes
Monitoring & event management
- Target picture
- Central monitoring concept
- Event management process
- Alerting strategy
- Escalation model
Systems
Cisco
Palo Alto
Fortinet
Rubrik
Veeam
Matrix42
Azure
Microsoft 365 Automation
Ticket creation from monitoring
Escalations
Standard actions
Audit, compliance & information security
- ISO 27001 consulting
- TISAX consulting
- NIS2 preparation - consulting
- Audit-ready processes
- Documentation structure
- Evidence tracking in Matrix42
Roadmap
- 12-month roadmap
- Prioritization of all measures
- Quick wins
- Medium-term projects
- Long-term target picture
- Documentation
Mustafa K.
Last position:
Senior Network Design and Engineer at Helaba
Designed and specified the technical network integration of a new business-critical application system (MUREX) in the capital markets area in a complex interface and outsourcing environment.
Created component specifications, a catalog of measures and an implementation plan.
Ensured proper integration of the developed results in line with the bank’s framework: IT compliance, IT security, change and release management.
Selected and integrated a new service provider for the bank; moved critical bank applications to the provider.
Designed, implemented and supported the new Cisco network and Fortinet security setup at the service provider data center.
Acted as technical interface between the bank, service providers and consulting partners.
Supported and further developed the network and security infrastructure (clients, servers, networks); performed error analysis and implemented solutions within agreed service levels.
Analyzed and diagnosed all security and network failures, glitches and malfunctions.
Initiated continuous improvements to ensure efficient resource use and acceptable response times for users.
Provided network support in a financial services organization and prepared operational changes on production banking network infrastructure for both large and small projects within strict change management discipline.
Designed, defined, tested, governed and improved engineering standards.
Performed the role of network architect for medium to large projects involving team resources.
Michael K.
Last position:
DevOps, Linux Administrator, Infrastructure, Security at ERGO / ITErgo
- Installation, planning, maintenance and further development of the server farm in the area of hardware and software
- Migration of live systems with minimized downtime
- Processing tickets and changes in daily business
- Documentation of changes and processes in Confluence
- Test runs in the development environment
- Configuration and administration of Linux systems
- Configuration and administration of backup systems (Dell Networker, DataDomain)
- Administration of the Checkpoint firewall
David B.
Last position:
Acting Partner at Bliestal Consulting UG
- Redesigning cablewise infrastructure with CAT 8.1 keystones, measuring the speed and quality of the new installation with Pockethernet, documentation at a local saddlery
- CAT 8.1 installation and building a data center, site linking, VPN and VLAN configuration for a local car dealership, implementation of IT-Security standards like virus protection (G Data) and firewalling (OPNSense)
- Relocation of a tax office with redesign of the IT infrastructure, virus protection (G Data) and backup solutions (QNAP)
- Planning, conception and implementation of an inhouse data center, BSI-compliant for commercial laundry (including Proxmox-based virtualization of existing infrastructures, QNAP, G Data, OPNSense, APC)
- Implementation and conception of security solutions in the SME sector
- Collaboration on the IT-security concept for the Bremen network of authorities (in the dLAN network)
- Creation of IT-security concept VOIS (modules MESO, KFZ/iKFZ) including audit preparation for KBA
- Expansion of the IT-security concept for the online service for electronic residence registration (eWA) to include use as an eFA (one-for-all) service (nationwide)
- Expansion of the IT-security concept to include modules wos & wvp
- Concept development for the implementation of DIN SPEC 27076 at MSEs and SMEs
- Creation and evaluation of emergency concepts
- Creation and evaluation of response actions and BCM plans
- Assessment of existing business continuity management (ISO 22301)
- Development of BCM strategy options
- Conducting awareness training
Matthias W.
Last position:
Self-employed at maweos GmbH
Manfred S.
Last position:
Senior System Engineer Linux at DB InfraGo AG
- Set up and updated virtual machines for railway operations infrastructure.
- Used VMWare vSphere 6–8, Veeam Backup, Microsoft Active Directory, DNS, NPS, and WSUS.
- Used RedHat Satellite Server, rSyslog Server, Icinga2, Postfix, Tacacs, Ansible, and Ansible Automation Platform.
- Operated HPE rack servers and HPE Synergy blade servers with Meinberg NTP Server, Brocade FC, and Cisco Nexus 9000.
Hartmut S.
Last position:
Freelance Software Developer
- Replaced conventional database access with REST APIs using HTML (MS Graph, Powerbot) in Excel, Access, and C# applications.
- Designed and implemented REST interface integrations in existing Office and .NET solutions.
Henning P.
Last position:
Siemens
- Developed a reporting API with RESTful services and Spring Boot
- LDAP integration
- Migrated services to AWS
- Bootstrap
- Frontend development with Angular 14
- JBoss
- DynamoDB
- S3
- Athena
Discover over 15,000 top freelancers
Statistics of experts using Sendmail
Aggregated from the professional profiles of matched freelancers.
Experience
29 years
Position duration
3.5 years
Positions per freelancer
20
Top business areas
Information Technology, Operations, Project Management
Top industries
Information Technology, Banking and Finance, Manufacturing
Certification focus areas
Information Technology, Project Management, Business Intelligence
Bachelor's degree or higher
33%
Master's degree or higher
33%
Certifications per freelancer
4
Most common languages
German, English, French
Speak two or more languages
100%
Based on our profile pool as of 19 Sep 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Germany are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Average rates of experts in Germany using Sendmail
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 19 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Sendmail experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Information Technology (88%)
- Banking and Finance (63%)
- Manufacturing (63%)
- Healthcare (50%)
- Insurance (50%)
- Professional Services (50%)
- Education (38%)
- Government and Administration (38%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Mail transfer core
Sendmail is a mail transfer agent that routes and delivers email between systems through SMTP. It runs mainly on Unix and Linux infrastructure and remains important in long-lived enterprise, hosting and research environments. Its configuration model supports detailed control over routing, relaying and message handling.
Configuration model
Sendmail uses the m4 macro system to generate its primary configuration file, while access databases and mail aliases shape local behavior. Strong professionals understand sendmail.mc, sendmail.cf, map files, queue directories and service permissions. They can change routing safely without disrupting existing mail flows.
Security and delivery
Reliable email delivery depends on correct identity, transport security and careful relay controls. Specialists work with TLS certificates, authentication, access restrictions, DNS records, SPF, DKIM and DMARC alongside Sendmail. They also investigate queue growth, rejected messages, connection failures and suspicious relay activity.
Typical assignments
- Migrate or upgrade Sendmail on Unix and Linux hosts
- Design inbound and outbound SMTP routing
- Integrate aliases, virtual domains and access databases
- Troubleshoot queues, deferrals and delivery failures
- Harden relay, authentication and transport settings
When companies need help
Companies usually bring in freelance expertise when a long-running mail environment must be stabilized, moved or connected to another service. This is common during data-center changes, domain consolidation, incident response and audits. In Germany, specialists may support regulated or industrial environments remotely, with on-site work when infrastructure access requires it.
What strong professionals bring
The best Sendmail professionals combine deep mail-flow knowledge with disciplined Unix operations. They read logs precisely, document every configuration change and test failure paths before rollout. Useful adjacent skills include Postfix or Exim migration, DNS, shell scripting, Perl, LDAP, monitoring and email reputation management. Clear communication matters when business-critical messages are at risk.
Frequently asked questions
The facts hiring teams ask for most often when it comes to Sendmail.
Sendmail is a mail transfer agent that accepts, routes and delivers email through SMTP. Companies use it for server-to-server delivery, local mail routing, relay services and controlled integration with applications or directory systems.
Sendmail offers extensive routing control and a long-established Unix ecosystem, but its configuration can be difficult to maintain. Postfix is often chosen for a simpler security model, while Exim provides flexible policy controls; the right choice depends on compatibility, operational skills and migration risk.
A strong Sendmail specialist should understand Unix or Linux administration, SMTP, DNS and mail authentication. Experience with TLS, SPF, DKIM, DMARC, LDAP, shell scripting, monitoring and neighboring mail systems is also valuable.
The needed experience depends on the scope rather than a fixed duration. Sendmail troubleshooting may need focused knowledge of queues and logs, while a migration or security redesign calls for proven planning, testing and rollback discipline.
Yes, many Sendmail tasks can be completed remotely through secured administration access, configuration reviews and log analysis. On-site collaboration can still help when mail servers are isolated, access procedures are strict or physical infrastructure changes are involved; German and English communication may both be relevant.
Ask the professional to explain a real mail-flow diagnosis, configuration change and rollback plan. For Sendmail, quality is visible in precise queue analysis, restrictive relay rules, documented m4 changes and tests covering authentication, TLS and delivery failures.
A Sendmail migration makes sense when maintenance effort, security requirements or integration needs no longer fit the existing setup. A specialist should first map routes, aliases, applications and dependencies, then compare Postfix, Exim or a managed service without losing required behavior.
Sendmail projects become challenging when generated configuration, legacy rules, custom maps and undocumented relay paths interact. Professionals need patience with historical systems, strong testing habits and the ability to explain risks clearly to infrastructure and business stakeholders.
The average hourly rate of freelancers in Germany who have used Sendmail in their recent projects is 107 €, which corresponds to a daily rate of about 852 € based on an 8-hour working day.
Of the freelancers in Germany who have used Sendmail in their recent projects, 33% hold at least a Bachelor's degree and 33% hold at least a Master's degree.
On average, freelancers in Germany who have used Sendmail in their recent projects have 29 years of professional experience, with a single engagement typically lasting around 3.5 years.
The most common languages among freelancers in Germany who have used Sendmail in their recent projects are German (100%), English (100%), and French (38%).
The most common industries among freelancers in Germany who have used Sendmail in their recent projects are Information Technology (88%), Banking and Finance (63%), and Manufacturing (63%).
The most common business areas among freelancers in Germany who have used Sendmail in their recent projects are Information Technology (100%), Operations (88%), and Project Management (75%).
Main locations of FRATCH Experts, who have recently used Sendmail
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Berlin Hamburg Munich Cologne Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg Request a free demo
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Philipp Thomaschewski
FRATCH CEO
