Sr. Systems Administrator

ONSITE HOUSTON, TX The Sr. System Administrator will lead the technical design, planning, implementation, and ongoing maintenance of the organization’s enterprise systems. The successful candidate will have a deep and broad knowledge of Infrastructure, SaaS, physical / virtual servers, and networking. Detailed Description: Lead and collaborate with a geographically dispersed IT team to design, plan, and implement complete IT Infrastructure project initiatives. Partner with business leaders to capture project requirements and translate them into technical solutions, providing clear recommendations to the infrastructure leadership team. Own the day-to-day administration and optimization of hybrid cloud/on-prem environments, including AWS, Azure, Office 365, Okta, VMware, and backup/DR systems. Ensure system availability, security, and compliance through proactive monitoring, patching, and auditing. Automate processes and develop scripts to improve system efficiency, scalability, and reliability. Maintain accurate documentation of system architecture, configurations, and procedures. Provide Tier III support for escalated issues, ensuring timely resolution of critical incidents. Mentor and provide technical guidance to junior systems administrators. Participate in after-hours maintenance and on-call rotation as needed. Perform related duties as assigned. Job Requirements: Real-world computing platform experience with AWS or Azure. Knowledge of Office 365 Administration. Experience and knowledge of Azure AD and Active Directory Administration. Proficiency in Microsoft Server 2016 to 2019 operation, maintenance, and service. Understand data flow throughout the local area network and wide area network systems. ServerVM backup administration knowledge. Respond to support tickets in a timely manner and escalate as needed. Clear and effective communication in documenting problems and implementing solutions including partnering with end users. Excellent written and verbal English communications skills. Possess logical, organized work skills including the prioritization and timely resolution of multiple tasks involving simultaneous projects and issues. Display ability to interact effectively and courteously with all staff, management, and operations personnel; and, to answer all questions effectively in a pleasant and professional manner. Ability to work under stress, meet multiple deadlines and maintain a calm and professional Requires the physical ability to occasionally lift items weighing up to 45 pounds, such as rack mounted servers, switches, batteries, and network appliances. • Must be available to work overtime when necessary. • Occasional travel required (less than 10%). Minimum Qualifications: • Bachelor’s degree in computer science, Information Technology, or related field (or equivalent experience). • 10 years of progressive experience in systems administration or infrastructure engineering, including cloud environments. Preferred Qualifications: Cloud network administration - VPC configuration, Security Groups, Transit Gateway, Azure VNET EC2, RDS, s3, Lambda, AWS AppStream Virtual Desktop Infrastructure – AWS Workspaces, Azure Virtual Desktop Infrastructure as Code – Terraform, Ansible, CloudFormation, ARM Templates Scripting / Automation – PowerShell, Python, etc. Okta or IAM administration Intune administration Linux administration Datacenter virtualization with VMware vSphere 6.0 or newer Preferred Certifications: AWS Solutions Architect - Associate AWS SysOps – Associate Microsoft Certified: Azure Administrator Associate Microsoft 365 Certified: Messaging Administrator Associate Okta Certified Professional Additional Details: Work is primarily in a climate controlled / office environment with minimal safety / health hazard potential. The employee is regularly required to sit for long periods of time, stand, or walk with occasional lifting (overhead, waist level) from floor, bending and frequent near vision use for reading and use of computer, telephone, and other office equipment. The job may require some overtime, including weekends or holidays and occasional travel is required Job Type: Full-time Pay: $130,000.00 - $150,000.00 per year Benefits: • 401(k) • Dental insurance • Health insurance • Paid time off • Vision insurance Work Location: Remote