Senior Systems Administrator with Security Clearance

About the Role

The Senior System Administrator is a highly skilled and experienced engineer responsible for providing expert guidance and hands-on management across a diverse systems landscape. This self-directed role ensures secure, high-performing, and scalable environments through independent configuration, monitoring, and optimization of systems running on various operating systems, including Windows Server, Linux, and virtualization platforms like VMware and Hyper-V.

Responsibilities

• Manage and maintain core infrastructure services such as Active Directory, DNS, DHCP, and enterprise-level applications, ensuring seamless integration and optimal performance.
• Troubleshoot complex system-related issues, provide detailed root cause analysis, and develop effective, well-documented solutions.
• Design, implement, and test robust disaster recovery and data backup strategies using technologies like Veeam, Azure Site Recovery, or similar solutions.
• Analyze system performance bottlenecks, engineer optimization solutions based on organizational needs and SLAs, and implement secure user permissions and access controls.
• Collaborate with vendors and hardware providers for upgrades, patching, and evaluating new technologies for potential adoption.
• Analyze IT-related trends, risks, and opportunities to identify areas for engineering improvement, recommending and guiding the adoption of innovative technologies.
• Ensure compliance with cybersecurity, audit, and federal IT standards (e.g., NIST, FISMA), securing systems and processes while providing clear technical documentation.

Requirements

• Minimum of ten (10) years of progressively responsible experience in operating and maintaining complex computer systems.
• Bachelor's degree in Computer Science, Information Systems, or a closely related field is strongly preferred; equivalent technical certifications (e.g., MCSE, RHCE, CCNA) or demonstrated expertise with eight (8) additional years of experience may substitute for formal education.
• In-depth experience in data center engineering, managing large-scale virtualized environments, administering enterprise-level email and desktop services, and configuring/troubleshooting network infrastructure.
• Exceptional customer service skills with proven ability to provide effective and timely support across all organizational levels.
• Compliance with DoD 8570.01-M, including Information Assurance Technical (IAT) Level II certification (e.g., Security+).
• Eligibility and adjudication for TS/SCI clearance at contract start.

Qualifications

• Preferred: Bachelor of Science degree in mathematics, computer science, engineering, or a closely related scientific discipline. Advanced degrees are preferred.
• Hands-on experience with emerging technologies such as cloud integration strategies, automation tools, and SIEM systems is highly advantageous.

Skills

• Excellent problem-solving skills and a solid understanding of IT infrastructure principles.
• Strong engineering approach to system design, optimization, and security.