Senior System Administrator

Description

QUALIFICATIONS:

• minimum Top Secret (TS) with eligibility to access SCI material
• Experience managing Windows and/or Linux server environments.
• Strong knowledge of Infrastructure as Code (IaC) and configuration management tools such as Terraform, Ansible, Puppet, or Chef.
• Experience with cloud and hybrid-cloud platforms such as AWS, Azure, or Google Cloud.
• Knowledge of system monitoring, backup, disaster recovery, and performance optimization practices.
• Experience with patch management, automation, and enterprise security controls.
• Strong troubleshooting, analytical, and problem-solving skills.

Unique Skills / Technical Requirements

• Air-gapped hybrid cloud and on‑premises operational environments, including complex
• multi‑enclave ecosystems
• AWS GovCloud/SC2S/C2S and GCP cloud platforms Nutanix host and cluster
• configuration, management with Prism Central, and NDFS configuration/management
• Cisco switching, routing, firewalling, and site-to-site functionality (such as IPSEC,
• DMVPN, and SD-WAN)
• Locally hosted GPU servers
• Multi-tenant Cross-Domain Solutions (CDS)
• Infrastructure‑as‑Code (Terraform, Ansible)
• Containerization and orchestration (Docker, Kubernetes, OpenShift)
• Cloud‑native security implementation and security accreditation processes
• Advanced GitLab CI/CD pipelines and DevSecOps practices
• Enterprise database services (RDS, RDS Aurora, DynamoDB)
• Serverless architectures (Lambda)
• Cloud networking and VPC configuration
• Monitoring, logging, and data platforms (Elasticsearch, OpenSearch, Splunk)
• Microservices architecture and API Gateway implementation
• Development experience with Python, .NET/C#, and related languages
• Identity and access services (Microsoft Active Directory, LDAP / OpenLDAP, Entra ID,
• Keycloak)
• High‑assurance cross‑domain and encryption solutions (TACLANE, NCAP)
• Cloud cost‑optimization techniques
• Operating Systems: Linux (e.g., Rocky, RedHat, Amazon, Ubuntu), Windows, and Mac
• OS

Preferred skills:

• Experience with containerized environments and orchestration platforms such as Docker and Kubernetes.
• Microsoft, Red Hat, VMware, AWS, Azure, or comparable infrastructure certifications.
• Knowledge of DevSecOps, CI/CD pipelines, and infrastructure automation frameworks.
• Experience supporting highly regulated, government, defense, or enterprise environments.
• Familiarity with compliance frameworks, vulnerability management, and security auditing processes.
• Experience mentoring junior administrators and leading infrastructure improvement initiatives.

Want to learn more about Government Services? Check us out on our platform:

https://www.wwt.com/public-sector

https://www.wwt.com/government-services

Preferred locations: (onsite) Chantilly, VA or Washington DC Capital Region facility

Certain states and localities require employers to post a reasonable estimate of salary range. A reasonable estimate of the current base pay range for this position is $110,00.00 to $120,000.00 annually. Actual salary will be based on a variety of factors, including shift, location, experience, skill set, performance, licensure and certification, and business needs. The range for this position in other geographic locations may differ. Certain positions may also be eligible for variable incentive compensation, such as bonuses or commissions, that is not included in the base pay.

The well-being of WWT employees is essential. So, when it comes to our benefits package, WWT has one of the best. We offer the following benefits to all full-time employees:

• Health and Wellbeing: Health, Dental, and Vision Care, Onsite Health Centers, Employee Assistance Program, Wellness program
• Financial Benefits: Competitive pay, Profit Sharing, 401k Plan with Company Matching, Life and Disability Insurance, Tuition Reimbursement
• Paid Time Off: PTO and Sick Leave (starting at 20 days per year) & Holidays (10 per year), Parental Leave, Military Leave, Bereavement
• Additional Perks: Nursing Mothers Benefits, Voluntary Legal, Pet Insurance, Employee Discount Program

We strive to create an environment where all employees are empowered to succeed based on their skills, performance, and dedication. Our goal is to cultivate a culture of belonging that encourages innovation, collaboration, and respect for all team members, ensuring that WWT remains a great place to work for All!

If you have any questions or concerns about this posting, please email taposting@wwt.com.

#LI-KB1

Qualifications

Senior System Administrator

Why WWT?

World Wide Technology (WWT) strives to make a new world happen. WWT's work benefits clients and partners as much as it does its people and community across the globe.

Founded in 1990, WWT brings together strategy, deep technical expertise and world-class

partnerships to help public and private sector organizations design, build and scale intelligent AI, digital, cybersecurity, cloud and infrastructure solutions.

Through its Advanced Technology Center (ATC)—a collaborative ecosystem featuring state-of-the-art hardware and software—WWT enables clients and partners to conceptualize, test and validate innovative technology and then deploy solutions at scale using its global integration and distribution capabilities.

With more than 14,000 team members and over 60 locations globally, WWT's culture—grounded in core values and leadership philosophies—has been recognized by Fortune® and Great Place to Work for its commitment to innovation, trust and creating a great place to work for all. WWT provides products and services to large enterprise, global service provider and public sector clients in up to 130 countries across six continents. Softchoice, a World Wide Technology company, supports commercial and SMB markets in the U.S. and Canada.

Want to work with highly motivated individuals on high-performance teams? Join WWT today!

What is the Government Services Team and why join?

Our Government Services team provides cleared resources with a global reach to federal civilian, Department of Defense (DoD), and intelligence community markets. We excel at delivering innovative, operationally ready, and cost-effective IT solutions that accelerate the interoperability and resiliency of mission-critical systems.

What will you be doing?

WWT is seeking a Senior Systems Administrator. The Senior Systems Administrator is responsible for provisioning, configuring, and maintaining highly available systems while driving automation, operational efficiency, and secure infrastructure management. This role leverages Infrastructure as Code (IaC), configuration management, and automation tools to streamline system administration, improve reliability, and strengthen cybersecurity posture. The Senior Systems Administrator provides technical mentorship, promotes standardization, and leads system optimization initiatives across the enterprise.

RESPONSIBILITIES:

• Provision, configure, and maintain highly available systems across enterprise environments.
• Drive automation initiatives using Infrastructure as Code (IaC) and configuration management tools.
• Implement and optimize system reliability, performance, and security controls.
• Strengthen cybersecurity posture through secure infrastructure management practices.
• Provide technical mentorship and guidance to systems administration teams.
• Promote standardization of system configurations and operational procedures.
• Lead system optimization initiatives to improve operational efficiency.
• Monitor system health and resolve issues to ensure continuous availability.