Systems Administrator - Senior

Nationwide IT Services • Fairfax, VA, United States • 20h ago

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.

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