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