System Administrator Windows UNICC

LocationValencia, es

Work modehybrid

Typecontract

SenioritySenior

Experience6+ yrs

Company size1,001–5,000 people

First seenOct 3, 2026 · 1w ago

Verified live1d ago

At a glanceSummarised by Seekless from the posting.

Minimum 6 years' experience with Windows Server administration in large environments

Microsoft Server Administration

PowerShell Scripting

Deep problem-solving background with accompanying troubleshooting skills

Be able to work independently as well as collectively within a team

Be able to apply critical thinking techniques

Be able to effectively communicate with customers and other team members, both orally and in writing

Be able to quickly adapt to new situations and a willingness to learn new technologies

Knowledge of a configuration management solution such as SCCM

Knowledge of monitoring tool such as SCOM

Good understanding of Directory Services components, such as Active Directory, GPO, FSMO roles, DNS and DHCP

Provide Incident Management, Problem Management, Service Request Fulfillment support

Certifications such as MCSA, MCSE, MCP are an advantage

ITIL v3 or v4 recommended but not required

Skills

Windows Server

Active Directory

PowerShell

SCCM

SCOM

DNS

DHCP

GPO

Descripción del empleo

Required Services: Windows & Active Directory Systems Administrator

Duration: 6 months (default)

☒ Possibility of contract extensions based on performances

Location: Valencia, Spain, or Remote working on the CET time zone

ICC is committed to achieving diversity and inclusion within its workforce, providing an environment

that reflects the values enshrined in the Charter of the United Nations and encourages all qualified

applicants, irrespective of gender, nationality, disabilities, sexual orientation, culture, religious and

ethnic backgrounds to apply. ICC is dedicated to the SDGs, making SDG-5 (Gender Equality) and SDG-10

(Reduce Inequalities) the organization goals.

https://www.un.org/sustainabledevelopment/sustainable-development-goals/

Background information:

UNICC seeking a Windows and Systems Administrator to join our Platform Operations team. The primary

purpose of this position is to operate, maintain and troubleshoot systems, services, configurations, and

core applications deployed within the Infrastructure and Platform Operations Unit - OPBO.

Responsibilities include participating in planning and development of new features; proactive

management of the environments as well as the forecasting of capacity needs; assisting with the

deployment of new applications and services; working with other teams and play a key role in optimizing

services.

Required Profile:

Systems Administrator with have excellent communication skills who will work directly with costumers

and other technical teams across the organization. Strong technical understanding of information systems

to address issues that arise across the organization, investigate problems, interact with vendors, and serve

as technical expert. The position has a 24×7 support requirement, so the incumbent must be willing, able,

and available to participate in a regular on-call rotation, work a flexible schedule, and respond to out-ofband emergencies when the need arises.

Scope of Work / Duties of Consultant:

• Operate, maintain, and troubleshoot Windows systems within an enterprise-server environment

• Maintain best practices and procedures for patch management, virus management, and

operating systems upgrades.

Responsibilities

REQUEST FOR PROPOSAL

TERMS OF REFERENCE

• Active Directory Management, including managing and troubleshooting GPO’s, DNS, and DHCP.

• Perform root cause analysis to troubleshoot system errors and client system issues.

• Define and implement security best practices and hardening of the Windows Server OS and

related technologies.

• Build and manage Windows failover clusters.

• Develop and maintain Standard Operating Procedures.

• Perform other duties as required

Required Technical Skills:

The resource MUST have the following skills and experience:

• Minimum 6 years’ experience with Windows Server administration in large environments

• Microsoft Server Administration

• PowerShell Scripting

The resource SHOULD have the following skills and experience:

• Knowledge of a configuration management solution such as SCCM

• Knowledge of monitoring tool such as SCOM

• Good understanding of Directory Services components, such as Active Directory, GPO, FSMO

roles, DNS and DHCP

• Provide Incident Management, Problem Management, Service Request Fulfillment support.

Required Soft Skills:

• Have a deep problem-solving background with accompanying troubleshooting skills.

• Be able to work independently as well as collectively within a team.

• Be able to apply critical thinking techniques.

• Be able to effectively communicate with customers and other team members, both orally and in

writing.

• Be able to quickly adapt to new situations and a willingness to learn new technologies.

Desirable certifications:

• Certifications such as MCSA, MCSE, MCP are an advantage

• ITIIL v3 or v4 recommended but not required.