System Administrator
3 days ago
Tampa
Description We are seeking a skilled Microsoft Server Administrator to ensure the reliable operation, configuration, and maintenance of enterprise server infrastructure supporting USCENTCOM operations. This role is responsible for maintaining optimal system performance, data integrity, and security while supporting mission-critical operations in a high-tempo environment. The Server Infrastructure Administrator will operate as a senior technical contributor and may provide coordination and technical leadership across a team of server administrators. This position requires strong troubleshooting expertise, disciplined change management, and the ability to support complex enterprise environments while collaborating across multiple IT domains. Primary Responsibilities • Maintain and manage enterprise server infrastructure, ensuring systems are secure, reliable, and aligned with mission requirements., • Develop and implement technical solutions for servers, operating systems, configurations, and enterprise architecture., • Troubleshoot and resolve complex system, hardware, software, and Active Directory/Group Policy issues to minimize downtime and mission impact., • Perform advanced software installations, upgrades, patching, and updates to operating systems and layered applications., • Monitor and tune systems to achieve optimal performance, availability, and reliability., • Ensure data integrity and system security through implementation of approved configurations, security controls, and best practices., • Lead or support disaster recovery and continuity efforts to ensure system and service recoverability., • Conduct system and network audits to ensure compliance with DISA STIGs, policies, and configuration standards., • Evaluate existing systems and recommend improvements to enhance performance, scalability, and security. Technical Leadership & Coordination (Non-Supervisory) • Provide technical leadership and coordination across a team of server administrators supporting enterprise operations., • Lead or coordinate task execution for complex, high-visibility, or time-sensitive operational efforts., • Serve as an acting senior point of contact during outages, escalations, or when team leadership is unavailable., • Assist in prioritizing workload and aligning team efforts with mission requirements, SLAs, and operational priorities., • Collaborate with IT teams to design and implement infrastructure solutions aligned with organizational and mission objectives., • Provide mentorship and guidance to less-experienced administrators, promoting technical growth and knowledge sharing., • Develop and maintain SOPs, playbooks, and technical documentation to support operational continuity., • Perform DISA STIG review, implementation, and compliance validation., • Support incident response activities, bridge calls, and troubleshooting efforts during major outages or events., • Technical training, certifications (CompTIA Security+), or a degree in a related field., • Minimum 8+ years of experience in system administration or a related role in an enterprise environment., • Proficiency in managing and troubleshooting Windows Server environments, Active Directory, and Group Policy., • Strong experience with system configuration, patching, and lifecycle management., • Experience with system backup, recovery, and continuity processes., • Advanced certifications (e.g., Microsoft Certified: Azure Administrator, CompTIA Server+, or equivalent)., • Experience with virtualization technologies (e.g., VMware, Hyper-V)., • Familiarity with automation and scripting (e.g., PowerShell, Ansible)., • Experience supporting DoD or Combatant Command environments., • Advanced troubleshooting and analytical skills across server infrastructure and enterprise systems., • Strong understanding of system performance tuning, optimization, and reliability engineering., • Ability to communicate technical concepts clearly to both technical and non-technical stakeholders., • Proven ability to lead technical efforts and coordinate across multiple teams. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range $92,300.00 - $166,850.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. 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