Infrastructure Services Engineer

EG A/S; Województwo mazowieckie; Hybrid; PLN 120,000 - 190,000; Full time

Job summary

Egsoftware is seeking a seasoned IT infrastructure engineer to join our identity, server and core platform team. You will work on on-premises and hybrid environments, collaborating with security-minded engineers to deliver reliable services for thousands of users.

The ideal candidate has 4+ years of hands-on Windows Server administration, PowerShell automation, PKI lifecycle management, and Azure/M365 experience, with a focus on security, monitoring, and cross-team collaboration.

Qualifications

• 4+ years hands-on experience administering Windows Server and enterprise infrastructure.
• PowerShell automation with reusable scripts and secure credential handling.
• PKI lifecycle management (issuance, renewal, TLS troubleshooting).
• Monitoring and troubleshooting using metrics, logs and alerts, with a focus on root causes.
• Practical Azure and Microsoft 365 knowledge, including identity (Entra ID) and hybrid scenarios.
• A security mindset: least privilege, patch and vulnerability management, secure baselines.
• Good collaboration skills with network, security and application teams.
• Curiosity, ownership and clear communication.

Responsibilities

• Run and improve our secure on-premises and hybrid server infrastructure: configuration, patching, upgrades and lifecycle planning.
• Keep services available through monitoring, incident response and tested backup and recovery.
• Plan and deliver system integrations and migrations with controlled cutover and rollback.
• Automate repeatable tasks, track vulnerability remediation using best in class tools and AI support.
• Keep runbooks and documentation up to date.

Skills

Windows Server

PowerShell

PKI management

Monitoring & troubleshooting

Azure & Microsoft 365

Entra ID

Hybrid environments

Security mindset

Collaboration

Tools

CrowdStrike

Defender

Qualys

PingCastle

VMware vSphere

Zabbix

Job description

As part of the department Join a team responsible for the identity, server and core platform infrastructure that supports more than 3,000 people every day. You’ll collaborate with experienced engineers on real-world hybrid cloud and security projects, using modern technologies and AI tools. It’s a great opportunity to develop your skills, gain hands‑on experience and grow alongside the team.

Key Responsibilities

• Run and improve our secure on-premises and hybrid server infrastructure: configuration, patching, upgrades and lifecycle planning.


• Keep services available through monitoring, incident response and tested backup and recovery.


• Plan and deliver system integrations and migrations with controlled cutover and rollback.


• Automate repeatable tasks, track vulnerability remediation using best in class tools and AI support.


• Keep runbooks and documentation up to date.

Ideal Candidate

Core requirements

• 4+ years of hands‑on experience administering and securing Windows Server and enterprise infrastructure.


• PowerShell automation (reusable scripts, logging, secure credential handling).


• Certificates and PKI lifecycle management (issuance, renewal, monitoring, TLS troubleshooting).


• Monitoring and troubleshooting using metrics, logs and alerts, with a focus on root causes.


• Practical Azure and Microsoft 365 knowledge, including identity (Entra ID) and hybrid scenarios.


• A security mindset: least privilege, patch and vulnerability management, secure baselines.


• Good collaboration skills with network, security and application teams.


• Curiosity, ownership and clear communication.

Nice to have

• Active Directory, DNS, DHCP and Group Policy in depth.


• Exchange Online and hybrid, SPF/DKIM/DMARC.


• Experience in usage of security tools such as CrowdStrike, Defender, Qualys or PingCastle.


• VMware vSphere Console, Linux administration, Zabbix, public domain management.

Our values:

Lead the Industry - We don't just serve our industries - we lead them. We bring deep expertise, set new standards, and help our customers stay ahead.

Make it Happen - We take ownership, move fast, and deliver real impact. When we say we'll do something, it gets done - no excuses, no politics.

Stronger Together - We are a global team shaped by Scandinavian values. The best software - and the best teams - are built on trust, openness, and collaboration across borders.

At EG, we build software that makes a difference.

Our industry-specific software help people and businesses work smarter every day. From doctors spending more time with patients to builders running safer, more efficient projects.

Our software is built by peers from the industry and backed by EG’s scale for stability, innovation, and security.

If you’re ambitious, curious, and take pride in ownership, you’ll thrive here. You’ll be trusted to grow your skills, shape meaningful solutions, and make an impact together with talented colleagues across borders.

Join us in creating software that works for people - not software that makes people work.

Visit our career pages to meet some of your future colleagues, explore our culture, and watch our video "We Make a Difference".

Learn more about EG here.

Hybrid