Sr. Windows Server Engineer

Equiliem; Washington (District of Columbia); On-site; USD 90,000 - 94,000; Full time

Job summary

Equiliem seeks a Senior Windows Server Engineer to administer and optimize enterprise Windows infrastructure in a secure, highly available environment. You will own AD, DNS, PKI, and authentication services, and drive automation with PowerShell while aligning with federal standards.

The role requires U.S. citizenship, Public Trust eligibility, and onsite work in Washington, DC five days per week. Expect collaboration with multiple teams and on-call support as needed.

Qualifications

• 8+ years of relevant systems engineering or Windows administration experience.
• 5+ years of hands-on Active Directory experience.
• 4+ years of Tier II/III Windows infrastructure support.
• 3+ years with ADFS, Okta or similar platforms.
• Strong hands-on with Windows Server, AD, DNS, PKI, PowerShell.

Responsibilities

• Configure, administer, troubleshoot, and maintain Windows Server environments.
• Manage Active Directory domains, GPOs, permissions, and service accounts.
• Support DNS, Certificate Authorities/PKI, certificate management.
• Manage authentication technologies including ADFS, SAML, SSO, and Okta.
• Develop and maintain PowerShell scripts for automation and monitoring.
• Install, patch, harden, and troubleshoot Windows servers.
• Implement security controls per STIG/NIST/DISA standards.
• Monitor and troubleshoot Tier II/III Windows issues.
• Support physical, virtual, and cloud infrastructure.
• Collaborate on technical designs and documentation.
• Maintain project priorities and deliverables.

Skills

Windows Server

Active Directory

PowerShell

Troubleshooting

Security compliance

Documentation

Communication

On-call management

Education

Bachelor's degree in Computer Science / Systems Engineering / Information Technology

Tools

Microsoft CA

DigiCert

Entrust

Sectigo

ADFS

Okta

Job description

Sr. Windows Server Engineer
Washington, D.C.
Public Trust
Pay: $65.00 - $68.00 per hour
26-09441
Job Summary

The Senior Windows Server Engineer will administer, engineer, troubleshoot, and support enterprise Windows infrastructure in a highly available and secure environment. The role has a strong focus on Windows Server, Active Directory, DNS, Certificate Services/PKI, authentication technologies, and PowerShell automation. The engineer will support complex Tier II/III infrastructure issues, implement security and configuration standards, and collaborate with infrastructure and engineering teams on technical solutions. This position requires U.S. Citizenship, eligibility for Public Trust, and onsite work in Washington, DC five days per week.

Job Responsibilities

• Configure, administer, troubleshoot, and maintain enterprise Windows Server environments.
• Manage Microsoft Active Directory, including domains, Group Policy, service accounts, permissions, and role-based access.
• Support and maintain DNS, Certificate Authorities, PKI, and enterprise certificate management environments.
• Manage authentication technologies, including ADFS, SAML, SSO, and Okta.
• Develop and maintain PowerShell scripts for automation, system monitoring, health checks, and operational support.
• Install, configure, patch, harden, and troubleshoot Windows servers.
• Implement security controls and configuration standards aligned with STIG, NIST, DISA, and other applicable requirements.
• Monitor infrastructure performance and troubleshoot complex Tier II/III Windows infrastructure issues.
• Support physical, virtualized, and cloud-based infrastructure environments.
• Collaborate with infrastructure, engineering, and system-owner teams on technical designs and infrastructure solutions.
• Maintain accurate technical documentation and manage assigned projects, priorities, and deliverables.
• Provide occasional on-call support as required.

Job Requirements

• 8+ years of relevant systems engineering, infrastructure, or Windows administration experience.
• 5+ years of hands-on experience with Microsoft Active Directory or Directory Services.
• 4+ years of experience providing Tier II/III Windows infrastructure support.
• 3+ years of experience with ADFS, Okta, or similar authentication platforms.
• Strong hands-on experience with Windows Server, Active Directory, DNS, Certificate Authorities/PKI, certificate management, and PowerShell.
• Experience managing enterprise certificates using Microsoft CA, DigiCert, Entrust, Sectigo, or similar technologies.
• Experience with security hardening and federal compliance requirements, including STIG, NIST, or DISA standards.
• Strong troubleshooting, analytical, and problem-solving skills.
• Ability to work independently and communicate complex technical concepts effectively.
• U.S. Citizenship required.
• Must be able to obtain and maintain the required Public Trust prior to starting.
• Current government Public Trust, particularly DOJ Public Trust, preferred.
• Experience with Entra ID/Azure AD preferred.
• Experience with AWS or other cloud platforms preferred.
• Networking experience with TCP/IP, DNS, ICMP, and related infrastructure services preferred.
• Experience with server patching, backups, and permission management preferred.Security+ or Microsoft certifications preferred.
• Experience supporting federal government environments preferred.
• Ability and willingness to work onsite in Washington, DC five days per week.
• Ability to work a Monday-Friday schedule of approximately 8:00 AM-4:00 PM ET and participate in on-call support when required.

Education

• Bachelor's degree in Computer Science, Systems Engineering, Information Technology, or a related technical field preferred.
• Additional relevant professional experience may be considered in lieu of a degree.

About Equiliem

Equiliem believes in empowering success. It's our job to cultivate relationships that connect people and employers in a way that is inclusive, intelligent, and allows both to thrive.

Across the U.S., leading companies in healthcare, government, engineering, manufacturing, professional services, and energy rely on us for their workforce solutions. Our recruiting and HR services include contract and direct hire staffing, Payrolling/EOR, Independent Contractor Compliance, and Managed Services.

For almost 30 years, we've helped shape our industry. Today, we continue to research, ask questions, and continuously enhance the candidate journey and client experience.

Benefits

We offer a comprehensive benefits package to our employees, which includes:

• Medical Insurance
• Vision & Dental Insurance
• Life Insurance
• Matching 401(k)
• Commuter Benefits
• Employee Discounts & Rewards
• Payroll Payment Options

EEO Employer

Equiliem is an equal opportunity employer. We do not discriminate or allow discrimination based on race, color, religion, creed, sex, age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Equiliem will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at [emailprotected] or [phone].