Senior System Administrator; Directory Services
Listed on 2025-12-27
-
IT/Tech
Systems Engineer, Cybersecurity -
Engineering
Systems Engineer, Cybersecurity
Senior System Administrator (Directory Services)
Posted 6 days ago. Be among the first 25 applicants.
Key Qualifications- A solid understanding of client/server, networking and internet fundamentals
- Windows Server 2012 or higher
- Active Directory Administration
- GPOs, account management, domains and trusts, DNS, DHCP and server management
- Power Shell scripting
- Active Directory Domains and Trusts
- Active Directory replication
- Sites and Services
- Experience in candidate recruitment, interview, selection and onboarding activities
- Team building and management experience
- Subject matter expertise (SME) support to all customers and recommendations for improvement
- Excellent verbal and written communication skills
- Hybrid environment experience (on‑prem and cloud servers)
- Extensive working knowledge of DNS, DHCP, Active Directory, and Windows Server deployment
- Strong troubleshooting background with minimal supervision
- Group Policy Administrator (GPA) experience
- Experience with STIG and patching compliance
- Enterprise‑level environment management experience
- VMware virtualization technologies experience
- Azure cloud environment experience
- Strong mentorship skills
- Server management: deployment, security posture management, and core service verification
- Account management: groups, permissions, and basic configuration
- GPO management using NetIQ GPA and native tools
- RSAT tool usage
- DNS record management
- DHCP server configuration and management
- Patching and DISA STIGing of servers for compliance
- Sites and services management
- Remedy ticketing system
- VMware virtual environment server management
- Troubleshooting core services (replication, domain trusts)
- Power Shell script deployment and creation
Requires a bachelor’s degree or equivalent and 7+ years of related experience.
Desired Experience- Microsoft Windows Server 2012 or higher deployment
- Domain controller deployment, configuration and management
- Active Directory account management on‑prem and Azure cloud environments
- Management of Microsoft Windows Server 2016/2019/2022
- Required:
Security+ (or equivalent IAT II certification) - Microsoft AZ‑900:
Azure Fundamentals (or obtain within 90 days) - Microsoft AZ‑800:
Administering Windows Server Hybrid Core Infrastructure (or obtain within 120 days) - Desired:
Microsoft AZ‑900:
Azure Fundamentals - Desired:
Microsoft AZ‑800:
Administering Windows Server Hybrid Core Infrastructure
- Desired:
Active Secret Clearance - Required:
Eligibility to obtain a Secret clearance
- Primary shift Monday‑Friday; the position is a 24/7/365 mission with required support for Day, Swing, and Mid operations
- Certification requirements may change by government direction; a 120‑day compliance window applies when changes occur
Computer World Services is an affirmative action and equal employment opportunity employer. Current employees and/or qualified applicants will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, disability, protected veteran status, genetic information or any other characteristic protected by local, state, or federal laws, rules, or regulations.
Computer World Services is committed to the full inclusion of all qualified individuals. As part of this commitment, Computer World Services will ensure that individuals with disabilities (IWD) are provided reasonable accommodations. If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact Human Resources at
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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Norfolk, VA $115,000 - $125,000
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