Senior Server Administrator
Position Overview
We are seeking an experienced Senior Server Administrator with strong expertise in Server Administration, Active Directory (AD), and on-premises Microsoft Exchange.
The ideal candidate will have 5–10 years of experience managing enterprise server environments with a focus on stability, security, and performance. Experience with ADFS, PowerShell, and cloud platforms (AWS, Azure, GCP) is a strong advantage.
Must-Have Skills
Active Directory (Mid-Level)
Design, implement, and administer AD forests, domains, sites, and services.
Create and manage AD Sites and Services, including new site/subnet configurations.
Manage GPOs, OU structure, DNS/DHCP integration, replication, and AD health.
Configure DHCP failover and create DHCP scopes.
Configure and troubleshoot DFS and Start Menu redirection.
Server & Infrastructure Operations (Expert-Level)
Perform server administration, OS installations, patching, and vulnerability remediation.
Troubleshoot OS and application issues.
Manage patching, performance monitoring, and server hardening.
Oversee backups, disaster recovery drills, and incident response.
Ensure compliance with IT security policies and industry standards.
Nice to Have
Exchange / M365 Administration
Manage, configure, and maintain Exchange / M365 Environment.
Handle mailbox provisioning, transport rules, mail flow and troubleshooting.
Ensure high availability, backup, DR, and migration readiness.
Additional Skills
Cloud platform knowledge (AWS, Azure).
PowerShell scripting experience.
ADFS / Authentication
o Configure and maintain ADFS and SSO solutions.
o Troubleshoot identity federation and cloud integration scenarios.
Required Skills
5–10 years of experience in enterprise server administration.
Strong technical expertise in:
o Active Directory (Sites & Services, FSMO roles, DNS, DHCP, GPOs)
o Server & Infrastructure Operations (installation, troubleshooting, patching)
o Exchange Server / M365 Administration.
Good understanding of authentication and federation (ADFS, SSO, PKI).
Excellent troubleshooting, analytical, communication, and documentation skills.
Employer questions
- How many years' experience do you have in an Administration Role?
- What's your expected monthly basic salary?
- How many years' experience do you have in an Information Technology Infrastructure Support Role?
- Which of the following types of qualifications do you have?
- How many years' experience do you have as a Server Administrator?
- Which of the following Microsoft Office products are you experienced with?
- Which of the following types of infrastructure project do you have experience with?
- How many years' experience do you have as a Server Administration Manager?
Company profile
Solutions for Global Business Needs
Delivering superior customer services for over 10 years, IBEX Global is a business process outsourcer offering an integrated suite of services that supports an expansive array of customer facing solutions.
Headquartered in Washington, DC. IBEX Global delivers onshore, near shore and offshore solutions in 5 countries, across 18 call centers employing over 7000+ customer service professionals. The recipient of several client and community awards such as the Goodwill Industries Employer of the Year, IBEX Global is one of the most forward thinking companies in the BPO industry.
Capitalizing on Our Core Strengths
Our singular focus is providing reliable, consistent, predictable performance. Our outstanding employees manage worldwide customer relationships on behalf of our business partners and deliver these customer experiences with a combination of passion, world class training and leading-edge technology. We stand by core organizational values that have helped us deliver our value proposition to global companies for over 10 years.
At IBEX Global our mission is to build the industry’s most dynamic team of customer service and marketing associates and deliver cost-effective, high-impact customer management strategies to the world’s leading organizations.
We believe that we will successfully execute our mission by capitalizing on our core strengths and adhering to key organizational initiatives:
INTEGRITY
Our integrity ensures our credibility. Honor your commitments and take ownership of your actions. Our words and deeds are truthful and reliable.
RESPECT
Treat others the way we want to be treated and create a culture of mutual appreciation, regard and value. Act towards others with dignity and help one another succeed.
TRANSPARENCY
Clear, candid and open communication must drive all interactions. Transparency makes our actions understood, creates reliability and fosters collaboration. We maintain and encourage straightforward dialogue with our employees, clients and stakeholders.
EXCELLENCE
Strive for excellence in all that we do. Take great pride in your work as each employee’s contribution is vital towards delivering exceptional customer service to our clients. Provide this extraordinary experience and reward superior performance.
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