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Salary
≈ $80k – $152k per year (Estimated)
Location
In office (Irving)
Seniority
Staff · 8+ years exp
Visa
H-1B filings in 12 months: 4

Confirmed on the employer's own hiring board on Oct 11, 2026. First seen by Alion on Oct 8, 2026.

Overview
Company
Impact
Profile match
Darling Ingredients is a publicly traded company headquartered in Irving, Texas, that collects and recycles animal by-products, used cooking oil and bakery residuals into feed ingredients, fertilizers, collagen and gelatin, and renewable fuels. Founded in 1882 as a small Chicago rendering company, it operates more than 260 facilities worldwide under brands such as DAR PRO, Rousselot, Sonac, Rendac and EnviroFlight, and co-owns the Diamond Green Diesel renewable diesel venture. Its job board lists route and semi drivers, production and boiler operators, mechanics and electricians, plant supervisors and maintenance managers, plus accounting and audit staff.

The Network Engineer is responsible in providing expert level network troubleshooting and for creating network standards, documenting network environments, and converting business requirements to technical specifications/designs. This position will validate new network solutions through proof of concepts and pilots.

Essential Duties/Responsibilities

Nothing in this job description restricts management's right to assign or reassign duties and responsibilities to this job at any time.

  • Researches new technology advancements and conduct evaluations focused on optimizing and improving network configuration, performance, capacity, availability, and operational reliability
  • Plans, designs, implements and documents all network related projects
  • Defines and maintains technology standards
  • Establishes and maintains backup and version-control of network configurations
  • Troubleshoots network designs and make recommendations for system fixes and enhancements
  • Makes recommendations for leveraging network installations and reducing operational costs
  • Partners with cross-functional peers from both infrastructure and application teams
  • Manages hardware/software vendors, service providers and 3rd party partners
  • Lead network related work for Mergers and Acquisitions
  • Provides final tier of support for all networking issues including routing, switching, WIFI, and firewall.
  • Other duties as assigned

Minimum Qualifications

  • Bachelor's Degree in Information Technology or related discipline or equivalent experience.
  • 5+ years of experience in a Network Engineering role in enterprise environment with geographically dispersed locations.
  • 8+ years of specific experience with Cisco Meraki switch/WIFI, Palo Alto NGFW, Infoblox DDI, Cisco ASA, ISR, ASR, Catalyst/Nexus switches, SDWAN and SASE
  • Mature understanding of EIGRP, BGP, OSPF, MPLS, VPN, Ethernet, DSL, DMVPN, QoS, COS, SNMP, VoIP, VLANS, Subnetting, Supernetting, Trunking, Virtual Networking, IPS, WLAN, WAN acceleration, URL filtering, NetFlow, network monitoring systems, cloud service providers such as MS Azure and OCI.
  • Extensive experience with supporting and troubleshooting global networks which includes multi-site, high-availability, load-balanced infrastructure solutions (active/active).
  • Cisco CCNP or related industry certification required

Preferred Qualifications

  • Excellent written and verbal communication skills.
  • Strong organization and planning skills.
  • Strong interpersonal / relationship management skills.
  • Work well with others in a team environment.
  • Self-motivated; self-starter.

Working Conditions and Physical Demands

N/A | Occasionally = up to 20% | Frequently = 21% to 50% | Constantly = at least 51%

Working Environment

  • None - Exposed to unpleasant or disagreeable physical environments such as high noise level, strong odors, and/or exposure to heat and cold
  • None - Exposed to bio hazardous conditions
  • None - Exposed to toxic or caustic chemicals which mandate attention to safety considerations
  • Occasionally - Exposed to Electrical hazards; risk of electrical shock
  • None - Handles or works with potentially dangerous equipment
  • Occasionally - Travels to offsite locations

Physical Demands

  • Constantly- Must be able to remain in a stationary position (Sit)
  • Constantly- Must be able to move about inside/outside office or work location (Walk)
  • Constantly - Operates a computer and other office machinery (Use hands to finger, handle or feel)
  • Occasionally - Must be able to position one's self to maintain computers in the lab, including under desks and in the server closet (Stoop, kneel, crouch, or crawl)
  • None - Must be able to ascend/descend on a ladder (Climb or balance)
  • None - Must be able to use senses to; effectively communicate with co-workers and clients and detect hazardous conditions (Talk, hear, taste, smell)

Weight and Force Demands

  • Occasionally - Up to 10 pounds
  • Occasionally - Up to 25 pounds
  • None - Up to 50 pounds
  • None - Up to 100 pounds
  • None - More than 100 pounds
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