system administrator

Työnkuva We are seeking a tech-savvy IT Support & Systems Administrator based in Helsinki to join our lean and dynamic internal IT Operations team. This role combines hands-on frontline support with long-term systems administration, offering a structured environment to expand your technical capabilities across global infrastructure, networking, and cloud...

Reaktor's Defence & Security Unit is looking for a System Administrator to join our internal IT team in Helsinki. Join Reaktor's DefSec team, where agility, teamwork, and trust drive everything we do. We work on some of the most complex and mission-critical challenges in the industry, helping clients navigate an evolving landscape with cutting-edge...

Cognizant Finland is seeking a seasoned Windows Administrator to join the Infrastructure and Digital Workplace Services team. The role focuses on Windows Server, AD, and core infrastructure, delivering reliable, secure operations and proactive patching in a large enterprise context.You will oversee SCCM/WSUS, virtualization in VMware ESXi and Hyper-V, and...

Reaktor's Defence & Security Unit in Helsinki is seeking a System Administrator to join our internal IT team on-site. You’ll maintain secure, automated environments that support world-class development work and collaborate with DefSec consultants, developers, and stakeholders.We value a proactive mindset, strong Linux and networking knowledge, scripting...

Reaktor’s Defence & Security Unit is seeking a System Administrator to join our internal IT team in Helsinki. You will build, maintain, and automate our internal IT environments to support high-performing development work, ensuring security, stability, and compliance.Ideal candidates have 5+ years in system administration, strong Linux, networking and...

We are looking for a Linux System Administrator with experience in Red Hat environments, Ansible automation, and MariaDB database administration.Key Responsibilities:Administer, maintain, and troubleshoot Linux systems, particularly Red Hat Enterprise Linux (RHEL).Automate OS configuration, patching, and maintenance using Ansible.Perform MariaDB upgrades,...

YO AI Labs is seeking a Salesforce / HubSpot Administrator to support revenue systems in a remote, SaaS-driven context. You will audit CRM and related systems, resolve data inconsistencies, and help refine how CRM supports billing, CPQ, and ticketing processes.Ideal candidates bring 4–6 years with Salesforce/HubSpot or similar platforms, strong data...

Reaktor’s Defence & Security Unit is looking for an experienced, hands-on Lead System Administrator to join our internal IT team in Helsinki. Our team builds and maintains secure and reliable IT environments that DefSec’s development teams depend on. The work ranges from daily maintenance and troubleshooting to automation, security, and longer-term...

Swedium Global is the growing System Engineering and Solution Company, offers services like Semiconductor Engineering R&D Services, Embedded Systems Development, Custom Application Software Development, Web and Cloud Application Development, Testing Services, Consultancy and Outsourcing services to our clients across the globe for an onsite and offshore...

Reaktor’s Defence & Security Unit seeks an experienced Lead System Administrator to join our internal IT team in Helsinki. You will own the team backlog, set work priorities, and lead efforts to build and automate a secure, reliable IT environment for DefSec’s development teams.You will work hands-on across systems, networks, and automation, while...

Salesforce / HubSpot Administrator - Revenue Systems (SaaS) Role Type: ContractorLocation: Remote We are seeking experienced Salesforce / HubSpot Administrators - Revenue Systems (SaaS) to support a customer project focused on operational excellence across CRM and revenue systems. You'll use your CRM expertise to evaluate real-world SaaS operations, resolve...

ReOrbit is looking for a proactive and solutions-driven IT Administrator to support our growing team and help keep our technology running smoothly across all locations.As our IT Administrator, you will be the go-to person for ensuring a seamless IT experience for employees, both onsite and remotely. You’ll play a key role in maintaining reliable systems,...

Winthrop Technologies is a dedicated data centre delivery partner providing turnkey solutions to our clients, headquartered in Dublin and delivering throughout Europe. Winthrop specialises in providing turnkey data centre solutions, providing services from design, through to construction across the full range of civil, structural, architectural, mechanical...

Winthrop Technologies is a dedicated data centre delivery partner providing turnkey solutions to our clients, headquartered in Dublin and delivering throughout Europe. Winthrop specialises in providing turnkey data centre solutions, providing services from design, through to construction across the full range of civil, structural, architectural, mechanical...

Responsibilities Review and report on the Filekey structure ensuring the general instructions are followed by all. Developing and maintaining filing systems. Collate all personnel documentation and file on the Filekey. Safe pass/CSCS cards. Collect & collate information for Management reports. Maintain the stationary levels in the office and ensuring a...

Coinspaid Dev is the engineering brand behind the technology, infrastructure, and R&D expertise built within Coinspaid. With more than 120 engineers and over 11 years of industry experience, Coinspaid Dev brings together software engineering, infrastructure, security and R&D teams with experience building distributed systems and blockchain infrastructure...

This is a part-time 25 hour a week position. Coordinate, oversee and perform a wide variety of administrative and support services for the Publisher and staff. Manage general office needs, open and distribute mail, enter invoices, send invoices and tear sheets to customers, enter house ads. Liaison with corporate staff on accounts payables, W-9s etc. Assist...

Winthrop Technologies is a dedicated data centre delivery partner providing turnkey solutions to our clients, headquartered in Dublin and delivering throughout Europe. Winthrop specialises in providing turnkey data centre solutions, providing services from design, through to construction across the full range of civil, structural, architectural, mechanical...

ONNEC GroupONNEC Group is a leading independent technology partner and global systems integrator, with more than 30 years of experience and a team of 800+ specialists worldwide. We provide end-to-end connectivity solutions that help organisations everywhere stay connected and future-ready.From structured cabling to managed services, we deliver reliable...

Salesforce / HubSpot Administrator – Revenue Systems (SaaS)Role Type: ContractorLocation: RemoteWe are seeking experienced Salesforce / HubSpot Administrators – Revenue Systems (SaaS) to support a customer project focused on operational excellence across CRM and revenue systems.You’ll use your CRM expertise to evaluate real-world SaaS operations,...