Senior Network Engineer at Catania-Spagna Corp – Ayer, Massachusetts

Do you take pride in doing things right the first time? Looking for a stable job with room to grow? Ready to join a team that treats you like family? We want to hear from you!

Senior Network Engineer – Ayer, MA

Join a Legacy. Build the Future

Catania Oils, a fourth-generation, family-owned business with 125 years of excellence in the edible oils industry, is looking for a passionate and driven Senior Network Engineer to join our team. If you thrive in a fast-paced environment, love solving problems, and know how to bring out the best in people—this is your moment.

Our Core Values Drive Everything We Do

• We Are Family – We treat every team member with respect and support, just like family.
• Own It – We take responsibility, celebrate wins, and learn from challenges.
• Job Well Done – We strive for excellence and take pride in delivering quality work.
• Customer Focused – We go beyond expectations to ensure our customers succeed.
• Authenticity at Our Core – We act with integrity and stay true to our values, even under pressure.

What You’ll Do

• Lead initiatives to harden network infrastructure following industry best practices
• Identify and remediate security gaps across LAN, WAN, and cloud-connected environments
• Establish and maintain secure baseline configurations for firewalls, switches, and network devices
• Design and implement network segmentation strategies to reduce risk and limit lateral movement
• Evaluate and improve current network topology for both security and operational efficiency
• Support evolution toward modern security architectures (e.g., zero trust principles where appropriate)
• Own firewall strategy, policy design, and rule lifecycle management
• Audit, rationalize, and optimize existing firewall rulesets
• Implement governance processes for rule requests, approvals, and periodic recertification
• Design and maintain high availability across both physical locations
• Ensure redundancy and failover capabilities for critical network paths and services
• Identify and eliminate single points of failure across infrastructure
• Manage and optimize Dell switching environment, including VLAN design and segmentation
• Ensure consistent configuration standards and performance across both sites
• Support and secure connectivity between on-prem infrastructure and Azure
• Extend network security controls and segmentation into cloud environments
• Participate in a 24/7/365 operational model with on-call support as needed
• Document network architecture, standards, and procedures
• Monitor network performance, availability, and security posture
• Partner with IT leadership to align network strategy with business priorities

What You Bring

• 8+ years of experience in network engineering, with a strong focus on security
• Proven experience with:
  • Palo Alto firewalls (policy management, NAT, VPNs)
  • Network segmentation and secure design
  • Network hardening and vulnerability mitigation
• Experience managing enterprise switching environments (Dell preferred)
• Strong understanding of:
  • TCP/IP, routing, switching, VLANs
  • VPNs, IDS/IPS, and secure access controls
• Experience supporting hybrid environments (on-prem + Azure)
• Ability to operate independently in a lean IT organization

Preferred Qualifications

• Experience leading network security remediation or transformation efforts
• Familiarity with zero trust or modern network security frameworks
• Relevant certifications (e.g., PCNSE, CCNP/CCIE, CISSP, or equivalent)

Why Catania Oils?

• Be part of a company that values teamwork, respect, and continuous improvement
• Work in a culture that blends tradition with innovation
• Make a real impact in a company that’s committed to sustainability and quality.
• We offer competitive pay and benefits

Catania Oils is an Equal Opportunity Employer