Systems Administrator - Senior

Reposted 13 Days Ago
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Fairfax, VA
In-Office
Senior level
Information Technology • Consulting • Cybersecurity
The Role
The Senior Systems Administrator supports in-house computer systems by maintaining, configuring, troubleshooting, and optimizing software and network systems, providing user support, and ensuring security compliance.
Summary Generated by Built In
System Administrator – Senior
Nationwide IT Services (NIS) is seeking a Senior Systems Administrator for a potential opportunity to support the stable operation of in-house computer systems and network infrastructure. This role is responsible for planning, developing, installing, configuring, maintaining, supporting, and optimizing system software, servers, and communication links across multiple locations.
The Senior Systems Administrator will analyze and resolve end-user software and connectivity issues, provide technical support and user training, and recommend technology solutions that align with organizational and mission requirements. The position requires both local and remote support, including system maintenance, upgrades, and new installations. The role applies advanced technical expertise in application networking, load balancing, fault tolerance, and vulnerability management.
Key Responsibilities
  • Install, configure, maintain, and support servers, applications, and networked systems
  • Monitor system performance and ensure high availability and reliability
  • Troubleshoot and resolve software, hardware, and connectivity issues
  • Provide end-user support and technical training as needed
  • Perform system maintenance, upgrades, and new system deployments
  • Apply advanced knowledge of application networking, load balancing, and fault tolerance
  • Conduct vulnerability management and support security compliance efforts
  • Provide recommendations on technology direction to support business and mission objectives
Minimum Experience
  • Seven (7) years of progressive experience in Information Processing or a related field
  • At least six (6) years of experience across multiple Information Processing disciplines involving diverse hardware and software solutions
  • A minimum of four (4) years of hands-on experience installing, configuring, maintaining, and troubleshooting software systems
Security & Certification Requirements
  • Sensitivity Level: IT-I Critical Sensitive
  • Clearance: Secret
  • Certification: DoD 8570.01-M IAT Level II baseline certification
    • Includes experience administering applications, data, databases, utilities, or software tools requiring privileged access
Potential Work Locations
  • Battle Creek, MI
  • Richmond, VA
  • Fort Belvoir, VA
  • New Cumberland, PA
About Nationwide IT Services
Nationwide IT Services (NIS) is an IT and management consulting company and a CVE-verified Service-Disabled Veteran-Owned Small Business (SDVOSB). Our mission is to deliver value-added services by leveraging technology, people, and industry best practices to implement innovative solutions for our customers through our trusted employees and team members.
Benefits
Our comprehensive benefits package includes:
  • Medical, dental, and vision insurance
  • Life and disability insurance
  • 401(k) with employer match
  • Paid holidays and PTO (vacation and sick leave)
  • Commuter benefits
  • Employee Assistance Program (EAP)
  • Educational reimbursement
  • Pet insurance
Nationwide IT Services, Inc. is an Equal Employment Opportunity (EEO) employer and provides equal employment opportunities to all qualified applicants without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, genetics, disability, or protected veteran status.
 

Top Skills

Application Networking
Fault Tolerance
It-I Critical Sensitive
Load Balancing
Vulnerability Management
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The Company
HQ: Fairfax, VA
211 Employees
Year Founded: 2006

What We Do

Nationwide IT Services, Inc. (NIS) is designated 8(a) by the SBA, and a CVE verified Service Disabled Veteran Owned Small Business (SDVOSB) Information Technology (IT) and Management consulting company. NIS has been providing Information Technology Solutions, program management support services and subject matter expertise within the federal government since 2006. NIS works with each client to deploy a mission-specific solution that:

Complies with the Regulatory Environment
Captures the Client’s Mission, Vision & Values
Aligns Objectives with Deliverables
Applies Industry Best Practices
Creates Measurable, Sustainable Change.

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