Senior System Administrator

Senior System Administrator Job Locations US-AZ-Phoenix | US-CO-Lakewood | US-Loveland, CO | US-CA-Folsom Overview Edgewater Federal Solutions is seeking a Senior Systems Administrator to join our team. The Senior Systems Administrator will play a pivotal role in our IT operations, responsible for deploying, maintaining, enhancing, and supporting our IT infrastructure. This role requires leveraging and implementing modern solutions for deployment, configuration, and monitoring to meet customer requirements and ensure system reliability. Key responsibilities include managing Windows and Linux OS systems from deployment to configuration and patching, overseeing virtual environments (VMware, AWS, Azure), and administering Microsoft 365 services (Exchange, Teams, SharePoint, etc.). They will ensure seamless operations, implement automation, DevOps, and monitoring best practices, and ensure compliance and proper system auditing. We are seeking candidates in Phoenix, AZ, Loveland, CO, Lakewood, CO, and Folsom, CA. Responsibilities Administer and maintain Microsoft Windows Server/Desktop and Red Hat Enterprise Linux systems, including Red Hat Satellite and Red Hat IDM. Manage and optimize Microsoft 365, Azure Active Directory, and on-premises Active Directory environments. Administer VMware vCenter/vSphere and VXRail platforms, ensuring high availability and scalability. Manage Dell PowerProtect Data Manager, Dell Data Protection Advisor, and Data Domain for backup and recovery solutions. Oversee the configuration and support of Teams, SharePoint, and Exchange/Exchange Online environments. Utilize SolarWinds Orion and Patch Manager for proactive system monitoring and management, ensuring optimal performance. Implement and maintain endpoint protection using Trellix ePO Server and Encryption Agent. Collaborate with cybersecurity teams to ensure system compliance and security. Leverage SCCM and automation tools such as Ansible to streamline software deployments, patches, and updates. Use Splunk for system monitoring, log analysis, and performance tuning. Track and manage tasks efficiently using ServiceNow, ensuring timely resolution of incidents and requests. Develop and maintain detailed documentation for system configurations, procedures, and best practices to support governance and operational consistency. Qualifications 5+ years of progressive experience as a Systems Administrator, with demonstrated mastery of Linux (Red Hat Enterprise Linux) and Windows environments. U.S. Citizenship is required per contract to obtain and maintain a Public Trust clearance. Advanced proficiency in system lifecycle management, including system upgrades, patch administration, and implementation of rigorous security updates. Expertise in automation frameworks such as Ansible, Puppet, or Chef, complemented by hands‑on experience with DevOps methodologies and tools, including Jenkins, Docker, and Kubernetes. Extensive experience with cloud platforms (AWS, Azure, VMware) and a strong command of cloud infrastructure architecture and management. Proficiency in utilizing sophisticated monitoring and analytics tools, such as SolarWinds Orion and Splunk, to optimize system performance and reliability. In-depth understanding of network protocols, cybersecurity principles, and advanced techniques for system performance tuning. Exceptional problem‑solving and analytical skills, with the ability to operate independently or collaboratively in complex technical environments and communicate effectively with diverse stakeholders. Demonstrated capability in developing and maintaining detailed documentation for system configurations, operational procedures, and industry best practices. Comprehensive knowledge of data protection strategies, including data backup and disaster recovery planning and testing, alongside expertise in leveraging ITSM platforms like ServiceNow for efficient task management. Desired Experience with advanced scripting languages like Python, Bash, or PowerShell to support automation and system integration tasks. Experience with Infrastructure as Code (IaC) frameworks, such as Terraform or CloudFormation. Familiarity with ITSM tools such as ServiceNow for workflow and task management. Strong background in mentoring and training junior IT staff or leading cross‑functional teams. Other This position may require the ability to operate a government vehicle. The incumbent must be at least 18 years of age, be able to obtain and maintain Defensive Drivers certification and have a valid state driver's license. Physical Demands and Working Conditions Prolonged periods of computer desk work. Dexterity of hands and fingers to operate a computer keyboard and other computer components. Speaking and hearing are sufficient to converse and understand conversations, both in-person, telephone, and virtual meetings. The cognitive skills needed to complete tasks, including abilities such as learning, remembering, focusing, categorizing, and integrating information for decision‑making, problem‑solving, and comprehending. Ability to learn new tasks, remember processes, maintain focus, complete tasks independently, make timely decisions in the context of a workflow, and the ability to communicate with managers and coworkers. Mental aptitude to respond appropriately in high‑pressure situations or deadline‑driven environments. Maintain a professional emotional response when working with others. Ability to lift up to 25 lbs. Bend, stretch, squat, kneel, to move equipment, set up workstations (projectors, TV screens, computers, servers, routers, printers, tools, etc.). Salary Salary: $115,000.00 - $120,000.00 Benefits Paid Time Off & Holiday Pay Medical Insurance Dental Insurance Vision Insurance Disability, Life Insurance, and AD&D Flexible Spending Accounts Pre‑Tax 401K and/or After‑Tax Roth IRA (with employer matching contribution) Tuition and Technical Training Reimbursement Exercise Reimbursement Computer Reimbursement Employee Assistance Program Equal Opportunity Edgewater Federal Solutions is committed to providing equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, marital status, veteran status, and other statuses protected by applicable law. #J-18808-Ljbffr