Windows System Administrator – Infrastructure & Directory Services Specialist

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Windows System Administrator – Infrastructure & Directory Services Specialist

2025.11.13.

Summary

Bucharest, ROU

Hybrid

Medior

Introduction

SwiconGroup is one of the leading members of the IT arena for almost a decade, since 2017 present also in Romania. Our wide range of services and highly trained professionals give us the opportunity to shape our solutions to fully meet the ideas and wishes of our clients. We are proud to have leading banks, insurance and telecommunication companies, as well as large FMCG corporations and SSCs amongst our highly prestigious partners.

Description

We are seeking a knowledgeable and detail-oriented System Administrator with expertise in Active Directory, DNS, DHCP, PKI, SCCM, and SCOM. The ideal candidate will be responsible for managing and maintaining core infrastructure services, ensuring high availability, security, and compliance. This role requires strong technical skills, a proactive mindset, and the ability to collaborate across IT teams.

Key Responsibilities:

• Administer and maintain Active Directory infrastructure, including user and group management, GPOs, and domain services.

• Manage DNS and DHCP services to ensure reliable name resolution and IP address management.

• Implement and maintain Public Key Infrastructure (PKI) for secure communications and authentication.

• Deploy and manage software packages, updates, and operating system images using SCCM.

• Monitor system health and performance using SCOM and respond to alerts and incidents.

• Ensure compliance with security policies and best practices for directory and infrastructure services.

• Maintain documentation for configurations, procedures, and system changes.

• Collaborate with other IT teams to support infrastructure projects and service improvements.

Tasks

We are seeking a knowledgeable and detail-oriented System Administrator with expertise in Active Directory, DNS, DHCP, PKI, SCCM, and SCOM. The ideal candidate will be responsible for managing and maintaining core infrastructure services, ensuring high availability, security, and compliance. This role requires strong technical skills, a proactive mindset, and the ability to collaborate across IT teams.

Key Responsibilities:

• Administer and maintain Active Directory infrastructure, including user and group management, GPOs, and domain services.

• Manage DNS and DHCP services to ensure reliable name resolution and IP address management.

• Implement and maintain Public Key Infrastructure (PKI) for secure communications and authentication.

• Deploy and manage software packages, updates, and operating system images using SCCM.

• Monitor system health and performance using SCOM and respond to alerts and incidents.

• - Ensure compliance with security policies and best practices for directory and infrastructure services.

• - Maintain documentation for configurations, procedures, and system changes.

• - Collaborate with other IT teams to support infrastructure projects and service improvements.

Expectations

• Proven experience in system administration with a focus on Active Directory, DNS, DHCP, and PKI.

• Hands-on experience with Microsoft SCCM and SCOM.

• Strong understanding of Windows Server environments.

• Knowledge of security best practices and compliance requirements.

• Excellent troubleshooting and problem-solving skills.

• Strong communication and documentation abilities.

• Ability to work independently and in a team-oriented environment.

Advantages

• Microsoft certifications (e.g., MCSA, MCSE, or equivalent).

• Experience with hybrid Active Directory environments (on-premises and Azure AD).

• Familiarity with PowerShell scripting for automation.

• Exposure to ITIL practices and change management processes.

Employer's offer

Salary: 7000 Ron net/month

Meal tickets

Medical Subscription

Hybrid role - 2 days/week (after the onboarding session)

Open for B2B

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Windows System Administrator – Infrastructure & Directory Services Specialist

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“I’ve been working with SWICON for almost a year and a half now, and it’s been a positive experience from start to finish. Both the hiring process and the admin side of things ran smoothly, and whenever I had a question, help came quickly. I particularly appreciate how kind and helpful my colleagues are, and the fact that the company genuinely invests in building a community — there are regular programmes and events.
I’ve grown a lot professionally in my time here, too. My tasks and my responsibilities have kept widening, I’ve been able to take on more complex challenges, and I’ve also had the chance to support and mentor others. On the IT side I’ve been given opportunities that made a real difference to where I am professionally, so on the whole I see SWICON as a supportive place that gives you genuine room to grow.”

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ROU Bucharest hybrid medior SwiconGroup is one of the leading members of the IT arena for almost a decade, since 2017 present also in Romania. Our wide range of services and highly trained professionals give us the opportunity to shape our solutions to fully meet the ideas and wishes of our clients. We are proud to have leading banks, insurance and telecommunication companies, as well as large FMCG corporations and SSCs amongst our highly prestigious partners. We are seeking a knowledgeable and detail-oriented System Administrator with expertise in Active Directory, DNS, DHCP, PKI, SCCM, and SCOM. The ideal candidate will be responsible for managing and maintaining core infrastructure services, ensuring high availability, security, and compliance. This role requires strong technical skills, a proactive mindset, and the ability to collaborate across IT teams.Key Responsibilities:• Administer and maintain Active Directory infrastructure, including user and group management, GPOs, and domain services.• Manage DNS and DHCP services to ensure reliable name resolution and IP address management.• Implement and maintain Public Key Infrastructure (PKI) for secure communications and authentication.• Deploy and manage software packages, updates, and operating system images using SCCM.• Monitor system health and performance using SCOM and respond to alerts and incidents.• Ensure compliance with security policies and best practices for directory and infrastructure services.• Maintain documentation for configurations, procedures, and system changes.• Collaborate with other IT teams to support infrastructure projects and service improvements. We are seeking a knowledgeable and detail-oriented System Administrator with expertise in Active Directory, DNS, DHCP, PKI, SCCM, and SCOM. The ideal candidate will be responsible for managing and maintaining core infrastructure services, ensuring high availability, security, and compliance. This role requires strong technical skills, a proactive mindset, and the ability to collaborate across IT teams.Key Responsibilities:• Administer and maintain Active Directory infrastructure, including user and group management, GPOs, and domain services.• Manage DNS and DHCP services to ensure reliable name resolution and IP address management.• Implement and maintain Public Key Infrastructure (PKI) for secure communications and authentication.• Deploy and manage software packages, updates, and operating system images using SCCM.• Monitor system health and performance using SCOM and respond to alerts and incidents.• – Ensure compliance with security policies and best practices for directory and infrastructure services.• – Maintain documentation for configurations, procedures, and system changes.• – Collaborate with other IT teams to support infrastructure projects and service improvements. • Proven experience in system administration with a focus on Active Directory, DNS, DHCP, and PKI.• Hands-on experience with Microsoft SCCM and SCOM.• Strong understanding of Windows Server environments.• Knowledge of security best practices and compliance requirements.• Excellent troubleshooting and problem-solving skills.• Strong communication and documentation abilities.• Ability to work independently and in a team-oriented environment. • Microsoft certifications (e.g., MCSA, MCSE, or equivalent).• Experience with hybrid Active Directory environments (on-premises and Azure AD).• Familiarity with PowerShell scripting for automation.• Exposure to ITIL practices and change management processes. Salary: 7000 Ron net/monthMeal ticketsMedical SubscriptionHybrid role – 2 days/week (after the onboarding session) Open for B2B