Systems and Security Administrator

Greenfield is looking for a Systems and Security Administrator to join our growing team.

The Systems and Security Administrator is a key member of the IT Operations team responsible for supporting, maintaining, and securing Greenfield’s enterprise systems. Working collaboratively with senior team members, the cybersecurity team, and the broader IT organization, this role ensures stable, reliable, and secure day‑to‑day operations across both on‑premises and cloud environments.

This position is ideal for an IT professional with strong core infrastructure experience who enjoys working in a team environment and is eager to grow their skills in both systems administration and cybersecurity. In addition to traditional systems duties, the SecOps Administrator participates in cybersecurity alert triage, assists with incident response, and helps enforce secure configurations aligned with IT standards and policies.

Who We Are: 

Greenfield Global is a leading producer and supplier of high-value, mission-critical raw materials, ingredients, and additives that are vital to businesses and integral to a lower-carbon economy. From start-ups to the largest brands in the world, customers trust Greenfield’s extensive portfolio of premium products, regulatory expertise, and industry-leading service to improve people’s lives and the health of the planet.

Why Join Greenfield? 

We innovate, collaborate, and work with purpose. By unlocking the potential of people, partnerships, and nature to accelerate sustainable solutions for the health of the planet, our work has a positive impact on the environment around the world. We’re always looking for people who can bring new talents and experience to our team.

• Strong communication skills and the ability to work collaboratively within a team.
• Demonstrates Greenfield values of honesty, integrity, respect, commitment, and openness to change.
• Works effectively in a collaborative team environment, contributing positively to shared objectives.
• Communicates clearly with technical and non technical stakeholders.
• Shows initiative in assigned tasks while recognizing when to request guidance or escalate issues.
• Adapts quickly to changing priorities and business needs.
• Brings curiosity and a willingness to learn, supporting continuous improvement across the team.

• 3–5 years of experience in IT operations, systems administration, or infrastructure support.
• 1-2 years of cybersecurity principles, SIEM platforms and secure configurations.
• Solid experience with enterprise storage, backups, and recovery concepts (Veeam experience preferred).
• Strong understanding of networking concepts such as DNS, DHCP, VPN, VLANs, and TCP/IP.

• Experience managing Palo Alto firewalls.
• Experience with Intune or other MDM platforms.
• Experience with monitoring tools and alert tuning.
• Exposure to Cisco UCS or similar enterprise hardware platforms.
• Scripting and automation experience (PowerShell, logic apps, workflow tools).
• Familiarity with open-source platforms and observability tools.
• Experience working with Azure DevOps or similar methodologies

Infrastructure & Systems Administration

• Support daily operations across VMware, Windows Server, Active Directory, Entra ID, SAN storage, and core infrastructure services.
• Assist in maintaining backup and recovery platforms, including job monitoring, restore testing, and coordination with senior team members.
• Participate in maintaining system monitoring tools and improving alert quality to ensure actionable notifications.
• Support patching, updates, upgrades, and lifecycle maintenance.
• Contribute to automation initiatives using scripting tools (e.g., PowerShell) or workflow platforms.
• Support Microsoft 365 administration including Teams, Exchange Online, SharePoint, and OneDrive.
• Monitor and maintain hybrid identities and SAML configurations.
• Maintain clear documentation for incidents, system changes, and security responses.

Cybersecurity Responsibilities

• Monitor and triage security alerts from endpoint protection, identity protection, SIEM, email security, and other security platforms.
• Escalate incidents following established severity criteria and documented response procedures.
• Assist with vulnerability remediation activities including patching, configuration corrections, and hardening tasks.
• Help maintain secure configurations across servers, endpoints, and SaaS services in accordance with IT security policies.
• Participate in periodic security reviews, audits, or compliance activities, and on‑call rotation as required.

Total Compensation & Care: 

• Base salary dependent on experience and demonstrated performance – $85,000 to $95,000
• Formal and informal training opportunities
• Comprehensive health and dental benefits
• Income protection: short- and long-term disability coverage, life insurance, paid personal sick time
• Vacation time exceeding industry standards
• Company funded retirement savings program with individual contribution opportunities
• Meaningful and challenging work
• Curated intentional culture focused on growth and development, engagement, and communication

About Us 

We own and operate five distilleries, four specialty chemical manufacturing and packaging plants, and three next-generation biofuel and renewable energy R&D centers. This integrated model enhances supply chain transparency, quality control, custom formulation development, and ultimately customer satisfaction.

Core Principles

• Innovation: We are constantly seizing opportunities to develop new products, processes and methods to meet the diverse and demanding requirements of our customers.
• Collaboration: We are part catalyst, part collaborator. We work with partners to get the most out of our existing products, and to develop custom solutions for our customer requirements.
• Responsibility: Our commitment to give back to local communities in the US and Canada goes beyond the bottom line. We give back to the planet by processing renewable resources into low carbon fuels and chemicals.
• Agility: Our team is not only fast, we has the flexibility and creativity to pivot with customer needs to develop custom-made, on-time solutions.
• Discipline: At every plant, and for every customer, for every shipment, we put quality first. We operate a tight, transparent supply chain while meeting the highest regulatory standards.

At Greenfield, people—not AI—make our hiring decisions. We use AI only for routine administrative support and never to screen candidates or determine outcomes. Every application is reviewed by our team, and if any step involves increased AI use, we’ll inform candidates in advance. We’re committed to responsible, transparent, and fair hiring practices.