IT Network Administrator

Job Description

Job Description

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, service-oriented, and engaged IT Network Administrator to join our team. This position is expected to work out of our office at 2540 N. 1st St.., San Jose, CA, and limited job-related travel to company locations may be required.

Position Summary:

GreenWaste is seeking an IT Network Administrator to implement, administer, monitor, secure, and support the company’s enterprise network infrastructure across all locations. Reporting to the Director of Infrastructure & Cyber Security, this hands-on role is responsible for LAN, WAN, wireless, internet, VPN, firewall, SD-WAN, voice, and related network services in on-premises and cloud-connected environments.

The Network Administrator maintains reliable and secure connectivity for business operations, resolves incidents and service requests, performs preventive maintenance and lifecycle upgrades, supports infrastructure and cybersecurity initiatives, and maintains accurate configurations, inventories, diagrams, procedures, and recovery documentation. The role works closely with internal IT teams, business stakeholders, telecommunications carriers, managed service providers, and security partners and participates in after-hours support for critical events.

  Essential Functions and Responsibilities :

• Administer, monitor, maintain, and troubleshoot enterprise LAN, WAN, wireless, internet, VPN, SD-WAN, firewall, and voice services across company offices, facilities, cloud environments, and third-party connections.
• Configure and support routers, switches, wireless access points and controllers, firewalls, network appliances, circuits, and related management platforms in accordance with approved standards.
• Monitor network availability, performance, capacity, and security; investigate alerts and incidents; restore service; document root cause; and implement corrective and preventive actions.
• Maintain network services and configurations, including IP addressing, DNS, DHCP, routing, switching, VLANs, segmentation, quality of service, secure remote access, and connectivity to cloud and hosted services.

• Lead the selection, implementation, integration, and lifecycle management of third-party infrastructure and cybersecurity platforms, including identity and multifactor authentication, backup and recovery, endpoint and systems management, email security, endpoint detection and response, firewalls, vulnerability management, and related technologies.
• Manage external service providers and strategic vendors, including managed service providers, cloud providers, telecommunications carriers, and security partners; define service-level requirements, monitor performance, manage contracts and costs, and ensure timely remediation of service or control gaps.
• Provide governance and operational oversight of Security Operations Center and Managed Detection and Response services, including alert quality, escalation paths, threat hunting, incident coordination, reporting, service reviews, and continuous improvement.

• Lead the design, implementation, monitoring, and reliable operation of enterprise LAN, WAN, wireless, internet, remote-access, and voice networks across company facilities, cloud environments, and third-party connections.
• Protect the enterprise network, systems, cloud services, applications, and data from internal and external threats through layered security architecture, segmentation, secure configuration, continuous monitoring, threat intelligence, and timely containment and remediation.
• Serve as the organization’s cybersecurity lead and maintain a risk-based security program aligned with recognized frameworks such as NIST and applicable legal, regulatory, contractual, privacy, and insurance requirements.
• Establish and oversee vulnerability, patch, configuration, and exposure management programs; prioritize remediation based on risk and verify that corrective actions are completed within defined timeframes.
• Oversee identity and access management, including privileged access, least-privilege controls, access reviews, secure authentication, and timely provisioning and deprovisioning.
• Develop, maintain, and exercise the cybersecurity incident response plan; lead preparation, detection, triage, containment, eradication, recovery, evidence preservation, communications, and post-incident reviews in coordination with business leaders, legal counsel, insurers, law enforcement, and external specialists as appropriate.
• Lead the IT components of business continuity and disaster recovery, including business impact analysis, recovery strategies, backup integrity, recovery time and recovery point objectives, documented runbooks, alternate communications, and regularly scheduled recovery tests.
• Coordinate security assessments, penetration testing, audits, cyber insurance reviews, and third-party risk evaluations; track findings and report remediation status to leadership.
• Create, maintain, communicate, and enforce infrastructure and cybersecurity policies, standards, procedures, inventories, architecture diagrams, and operational runbooks.
• Partner with business and IT stakeholders to incorporate security and resilience requirements into projects, technology acquisitions, cloud services, and system changes.
• Provide executive-level reporting on infrastructure health, cybersecurity risk, incidents, vulnerabilities, vendor performance, service availability, recovery readiness, and improvement priorities.
• Provide escalation support and participate in an on-call rotation for critical infrastructure, cybersecurity, and business continuity events.
• Perform other job-related duties as assigned.

Knowledge, Skills & Abilities:

• Strong customer-service orientation and ability to communicate complex infrastructure and cybersecurity matters clearly to technical teams, business leaders, executives, and external partners.
• Demonstrated ability to lead, develop, coach, and hold accountable infrastructure and cybersecurity professionals in a service-oriented, high-availability environment.
• Experience developing infrastructure and cybersecurity strategies, roadmaps, budgets, staffing plans, service levels, performance metrics, and key risk indicators.
• Strong vendor and contract management skills, including oversight of managed service providers, cloud and telecommunications providers, and SOC/MDR partners; ability to evaluate performance, cost, risk, and remediation commitments.
• Demonstrated knowledge of risk-based cybersecurity programs and recognized frameworks and standards such as NIST Cybersecurity Framework and ISO/IEC 27001.
• Experience with security operations, managed detection and response, security monitoring, threat intelligence, endpoint detection and response, alert escalation, threat hunting, containment, and remediation.
• Strong knowledge of network security architecture and operations, including LAN, WAN, wireless, SD-WAN, firewalls, segmentation, internet connectivity, secure remote access, and voice services.
• Experience building, operating, securing, modernizing, and troubleshooting complex hybrid technology environments, including Microsoft Azure, Microsoft 365, Windows Server, SQL Server, Active Directory, Microsoft Entra ID, Exchange, and SharePoint.
• Knowledge of identity and access management, including multifactor authentication, privileged access, least-privilege principles, access reviews, and secure provisioning and deprovisioning.
• Experience establishing and overseeing vulnerability, patch, configuration, and exposure management programs, including risk-based prioritization and verification of remediation.
• Demonstrated knowledge of cybersecurity incident response, including preparation, detection, triage, containment, eradication, recovery, evidence preservation, communications, and post-incident review.
• Experience with business continuity and disaster recovery planning, including business impact analysis, backup integrity, recovery time and recovery point objectives, recovery runbooks, and testing exercises.
• Knowledge of cybersecurity risk assessments, penetration testing, audit remediation, third-party risk management, privacy obligations, applicable regulatory and contractual requirements, and cyber insurance considerations.
• Strong analytical, decision-making, and problem-solving skills, including the ability to lead effectively during high-impact infrastructure, cybersecurity, and business continuity events.
• Ability to develop and maintain policies, standards, procedures, inventories, architecture diagrams, and operational runbooks and to embed security and resilience requirements into projects and technology acquisitions.
• Experience working within an IT service management environment and applying disciplined incident, problem resolution, change, asset, and service-level management practices.

Qualifications :

• Bachelor’s degree in Information Technology, Cybersecurity, Computer Science, or a related field, or an equivalent combination of education and relevant experience.
• 7+ years of progressively responsible experience in enterprise infrastructure, cloud services, networking, and cybersecurity.
• Experience leading infrastructure and cybersecurity operations in a multi-site, hybrid-cloud environment strongly preferred.
• CISSP or CISM certification strongly preferred.
• Additional relevant certifications are preferred, such as CCSP, CRISC, Microsoft Certified: Cybersecurity Architect Expert, Microsoft Certified: Azure Solutions Architect Expert, GIAC incident response certifications, ITIL, or a recognized business continuity or disaster recovery certification.
• Valid Class C driver’s license

Language Skill:

• Proficiency in English 
• Spanish language skills are helpful but not required.

Physical Demands :

• Ability to sit or stand in front of a computer for work shift. 

Work Environment :

This is an in-office position that supports 24x7 operations. The role requires the IT Network Administrator to provide timely response to infrastructure and cybersecurity incidents outside normal business hours, and leadership of incident escalation, service restoration, root-cause analysis, and problem resolution. Limited exposure to outdoor weather conditions may occur when supporting company locations.

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.