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Senior System Administrator Job Opening In WorkFromHome – Now Hiring Lean Solutions Group


Job description

Company Overview

Lean Tech is a rapidly expanding organization situated in Medellín, Colombia.

We pride ourselves on possessing one of the most influential networks within software development and IT services for the entertainment, financial, and logistics sectors.

Our corporate projections offer many opportunities for professionals to elevate their careers and experience substantial growth.

Joining our team means engaging with expansive engineering teams across Latin America and the United States, contributing to cutting-edge developments in multiple industries.

Position Title

Mid Office 365 System Administrator

Location

Remote (LATAM)

What you will be doing

We are seeking a highly experienced and strategic Mid Microsoft 365 (M365) System Administrator to architect, govern, and maintain our global M365 environment.

This role is responsible for ensuring the security, stability, compliance, and optimal performance of all M365 services, including Exchange Online, SharePoint, Teams, and Azure Active Directory (Azure AD/Entra ID).

The successful candidate will act as a subject matter expert (SME) and lead complex projects, migrations, and security initiatives.

  • Serve as the final authority on M365 configuration and security best practices.

  • Design and implement governance policies for Teams, SharePoint Online, and OneDrive to ensure efficient usage and data protection.

  • Design, implement, and enforce advanced security policies, including Conditional Access, Multi-Factor Authentication (MFA), Data Loss Prevention (DLP), and advanced threat protection across Exchange Online and SharePoint.

  • Develop and maintain complex PowerShell and Graph API scripts to automate bulk user management, reporting, license optimization, and deployment tasks.

  • Provide Tier 2-3 (expert level) support for critical system issues, including complex email flow problems, authentication failures, and performance bottlenecks within SharePoint or Teams.

  • Lead large-scale M365 projects, such as tenant-to-tenant migrations, Exchange hybrid deployments, and the rollout of new services like Microsoft Intune (endpoint management).

  • Evaluate and integrate third-party tools (e.g., security monitoring, backup solutions) to enhance the M365 ecosystem.

Requirements & Qualifications

To excel in this role, you should possess:

  • Min 5+ years of dedicated experience administering Microsoft 365 in an enterprise environment.

  • Expert command of the Microsoft 365 Admin Center and individual admin portals
  • Advanced mail flow rules, eDiscovery, message tracing, and retention policies.

  • Site collection governance, external sharing controls, and data lifecycle management for SharePoint Online & OneDrive.

  • Configuration of security policies, voice settings, and external access for Microsoft Teams.

  • Deep, practical experience with administering Conditional Access Policies, Privileged Identity Management (PIM), and single sign-on (SSO) integration.

  • Demonstrated experience implementing and auditing DLP and eDiscovery cases within the Microsoft Purview Compliance portal.

Nice to have

  • Certification such as Microsoft 365 Certified: Enterprise Administrator Expert (MS-102) or Microsoft 365 Certified: Security Administrator Associate (MS-500).

  • Experience with Microsoft Intune for mobile device management (MDM) and mobile application management (MAM).

  • Familiarity with network protocols, firewall configurations, and proxy settings as they relate to M365 connectivity.

  • Prior experience leading a large-scale tenant migration or acquisition project.

Soft Skills

  • Effective communication skills to articulate complex technical concepts clearly, ensuring alignment across multidisciplinary teams.

  • Strong problem-solving skills to proactively identify issues within automation processes and develop efficient solutions.

  • Adaptability and openness to learning, crucial for staying updated with industry trends and adopting new low-code/no-code technologies effectively.

  • Time management skills to prioritize tasks and manage multiple projects simultaneously, ensuring timely delivery and high-quality outcomes.

Why you will love Lean Tech

  • Join a powerful tech workforce and help us change the world through technology.

  • Professional development opportunities with international customers.

  • Collaborative work environment.

  • Career path and mentorship programs that will lead to new levels.

Join Lean Tech and contribute to shaping the data landscape within a dynamic and growing organization.

Lean Tech is an equal-opportunity employer.

We celebrate diversity and are committed to creating an inclusive environment for all employees.

#J-18808-Ljbffr

Required Skill Profession

Soporte Técnico Y Administración


  • Job Details

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Unlock Your Senior System Potential: Insight & Career Growth Guide


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Are You Looking for Senior System Administrator Job?

Great news! is currently hiring and seeking a Senior System Administrator to join their team. Feel free to download the job details.

Wait no longer! Are you also interested in exploring similar jobs? Search now: .

The Work Culture

An organization's rules and standards set how people should be treated in the office and how different situations should be handled. The work culture at Lean Solutions Group adheres to the cultural norms as outlined by Expertini.

The fundamental ethical values are:

1. Independence

2. Loyalty

3. Impartiapty

4. Integrity

5. Accountabipty

6. Respect for human rights

7. Obeying Colombia laws and regulations

What Is the Average Salary Range for Senior System Administrator Positions?

The average salary range for a varies, but the pay scale is rated "Standard" in WorkFromHome. Salary levels may vary depending on your industry, experience, and skills. It's essential to research and negotiate effectively. We advise reading the full job specification before proceeding with the application to understand the salary package.

What Are the Key Qualifications for Senior System Administrator?

Key qualifications for Senior System Administrator typically include Soporte Técnico Y Administración and a list of qualifications and expertise as mentioned in the job specification. The generic skills are mostly outlined by the . Be sure to check the specific job listing for detailed requirements and qualifications.

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To improve your chances of getting hired for Senior System Administrator, consider enhancing your skills. Check your CV/Résumé Score with our free Tool. We have an in-built Resume Scoring tool that gives you the matching score for each job based on your CV/Résumé once it is uploaded. This can help you align your CV/Résumé according to the job requirements and enhance your skills if needed.

Interview Tips for Senior System Administrator Job Success

Lean Solutions Group interview tips for Senior System Administrator

Here are some tips to help you prepare for and ace your Senior System Administrator job interview:

Before the Interview:

Research: Learn about the Lean Solutions Group's mission, values, products, and the specific job requirements and get further information about

Other Openings

Practice: Prepare answers to common interview questions and rehearse using the STAR method (Situation, Task, Action, Result) to showcase your skills and experiences.

Dress Professionally: Choose attire appropriate for the company culture.

Prepare Questions: Show your interest by having thoughtful questions for the interviewer.

Plan Your Commute: Allow ample time to arrive on time and avoid feeling rushed.

During the Interview:

Be Punctual: Arrive on time to demonstrate professionalism and respect.

Make a Great First Impression: Greet the interviewer with a handshake, smile, and eye contact.

Confidence and Enthusiasm: Project a positive attitude and show your genuine interest in the opportunity.

Answer Thoughtfully: Listen carefully, take a moment to formulate clear and concise responses. Highlight relevant skills and experiences using the STAR method.

Ask Prepared Questions: Demonstrate curiosity and engagement with the role and company.

Follow Up: Send a thank-you email to the interviewer within 24 hours.

Additional Tips:

Be Yourself: Let your personality shine through while maintaining professionalism.

Be Honest: Don't exaggerate your skills or experience.

Be Positive: Focus on your strengths and accomplishments.

Body Language: Maintain good posture, avoid fidgeting, and make eye contact.

Turn Off Phone: Avoid distractions during the interview.

Final Thought:

To prepare for your Senior System Administrator interview at Lean Solutions Group, research the company, understand the job requirements, and practice common interview questions.

Highlight your leadership skills, achievements, and strategic thinking abilities. Be prepared to discuss your experience with HR, including your approach to meeting targets as a team player. Additionally, review the Lean Solutions Group's products or services and be prepared to discuss how you can contribute to their success.

By following these tips, you can increase your chances of making a positive impression and landing the job!

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