Senior Network Engineer

Description

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 

Requirements

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