Senior Systems Administrator

About The Company

GreenWaste has been an industry leader in recycling and waste diversion for 40 years and is on a growth trajectory after private equity investment in 2021. Our business was founded on principles of environmental sustainability, and innovation is a cornerstone of our ongoing operations and growth strategy. GreenWaste specializes in all aspects of material collection, processing, and sales, tailoring our service offerings to the unique needs of our customers and communities, and helping to shape the evolution of the solid waste and recycling industry. We work directly with 20 municipalities and 50 jurisdictions, operate highly regulated facilities in 10 locations, and have 1,000 employees.

We are seeking an experienced, successful, and engaged Senior Systems Administrator to join our team. This position is expected to work out of our office at 2540 North First Street, Suite 300 San Jose, CA and limited job-related travel may be required.

Position Summary

The Senior Systems Administrator is responsible for the administration, operation, and continuous improvement of core infrastructure systems including a Microsoft technology stack located largely in the cloud, cloud-based telephony, and related, servers, applications and services across all GreenWaste locations. You will be expected to independently solve operational problems and help improve, streamline, and secure systems and data. The ideal candidate will demonstrate a forward-thinking mindset as well as an eagerness to learn new skills and technologies. The candidate must be highly technical and able to craft novel solutions to technology challenges.

Essential Functions And Responsibilities

• Implement, administer, and optimize Microsoft infrastructure and platforms in alignment with approved architecture standards including
• Server provisioning (on-prem and Azure)
• Azure IaaS / PaaS operations
• Virtualization and host management
• OS and platform patching
• Backup, restore, and disaster recovery execution
• Infrastructure capacity and performance management
• Administer Active Directory and Entra ID platforms and support identity lifecycle processes in coordination with Service Desk and Cybersecurity
• Implement and support infrastructure-related platforms and integrations (e.g., backup, identity, server management tools) in coordination with Network, Cybersecurity, and End User Services teams
• Execute infrastructure security controls including patching, system hardening, and vulnerability remediation in coordination with Cybersecurity, which defines policy and monitoring
• Provide documentation and technical specifications to IT staff for planning and implementing new or upgrades of IT infrastructure
• Lead infrastructure workstreams and deliverables within larger IT and business initiatives
• Interact with the service desk and other teams to assist in troubleshooting, identify root cause, and provide escalation support when needed
• Collaborate with Network Administration on infrastructure dependencies; network architecture and firewall configuration
• Serve as a primary escalation resource for infrastructure incidents and actively participate in incident response and resolution. Execute and validate disaster recovery and failover procedures for infrastructure platforms, including periodic testing
• Plan and execute infrastructure changes in accordance with IT change management processes
• Be an escalation point for after-hours support
• Perform other responsibilities as needed
  

Knowledge, Skills & Abilities

• Strong technical expertise in Microsoft infrastructure (Windows Server, Azure, Active Directory/Entra ID)
• Ability to troubleshoot and resolve complex infrastructure issues
• Strong understanding of infrastructure security and operational best practices
• Excellent analytical, organizational, and problem-solving skills
• Ability to communicate technical concepts to non-technical stakeholders
• Experience working in an ITSM and structured change management environment
• Experience with IP networking concepts
• Experience with Microsoft SQL Server
• Exposure to enterprise backup, monitoring, and automation tools
  
  

Qualifications

• Bachelor's degree or equivalent experience in Information Systems
• 4 years systems administration experience within a complex Windows environment
• At least one of the following industry certifications is preferred:
• MCSE Windows Server
• CompTIA Server
• Valid Driver’s license, Class C
  

Language Skill

• Proficiency in English, bilingual Spanish helpful
  
  

Physical Demands

• Ability to sit or stand in front of a computer for work shift.
• Ability to lift and carry at least 40lbs
• Ability to bend, kneel, or crawl under desks and other furniture
• Ability to climb a ladder or similar device
  
  

Work Environment

Typical work week is Monday through Friday with occasional on-call evening/weekend availability required. Will be exposed to outdoor weather conditions.

Compensation And Benefits

Financial compensation will be commensurate with applicable experience. GreenWaste offers a competitive benefits package, including paid time off, holiday pay, 401K benefits, FSA, and full employee coverage for medical, dental and vision insurance.

GreenWaste provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, and/or local laws.

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