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Senior Network Engineer
Edina, Minnesota
Contract Position
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Applied on June 21, 2021
Job Id #46843 Posted April 16, 2021



Job Summary ;

  • The Senior Network Engineer is responsible for supporting all core and branch firewall environments within client’s enterprise network.
  • The candidate will need to demonstrate senior level expertise in the areas of network routing, spanning firewall, VPN, IPS/IDS, proxy, advanced threat protection, security, tcp delivery, and application flow for load distribution in load balancing.
  • Must also have the ability to align strategies with cross-functional information technology departments to translate complex issues into a common business language.
  • This candidate will have the ability to document through technical writing, train, and mentor team members while acting as a high level escalation point for issues residing within network infrastructure.
Responsibilities ?
  • Provide senior level technical expertise to support enterprise network infrastructure. 
  • Provide technical assistance through training, and mentoring junior level engineers, and/or business management. 
  • To excel at quality internal and external customer service communication encompassing client’s core values. 
  • Design, Architect, and Implement all aspects of Cisco ASA & Checkpoint firewalls. 
  • Consult to internal customers regarding application instabilities, network performance problems, ideas for design improvements, EOL and hardware capacity planning. 
  • Responsibility to provide future insights into leading edge technology in, or outside of firewall, security, or spanning space. 
  • Responsible for participation in an on-call support rotation to ensure 24x7x365 coverage for critical core infrastructure. 
  • Responsible for write-ups on method of procedure (MOP), standards documentation, root cause analysis (RCA), and other enterprise documentation. 
  • Provides day-to-day operations including point of contact escalations and 0-day remediation. 
  • Future other duties assigned as needed.
Qualifications and Requirements 
  • 8-10 years of hands on network/security experience working in IT operations of network firewall and security appliance management 
  • Experience with service request or ticketing system for incident, problem, and change management 
  • Professional customer service communication skills, both written and verbal 
  • Expert level understanding of core networking technologies that include: , Firewall Policy Management 
  • L4-7 traffic management 
  • TCP/IP, UDP 
  • IDS/IPS Perimeter Security 
  • Network Taps Core Security 
  • OSPF, Static, EIGRP, BGP, and MPLS 
  • Cisco ASA or Checkpoing 
  • Cisco ISE, TACACS, Radius 
  • SDN 
  • Cisco iWAN, Viptela, uCPE 
  • Cisco Nexus 
  • Provider-1 
  • 5-10 years of production support and design of the above technologies. 
  • 5-10 years of professional experience in network security technologies with best practices. 
  • 2-5 years of production support for one or more of the leading security practices: 
  • Expert level troubleshooting with network capture/analysis packages such as Wireshark. 
  • 2-5 years of experience in writing design and implementation documents, Visio application flow, process documents, and customer statements such as issue write-ups. 
  • Be able to comprehend bash, powershell, python, and other written languages that support devops mentality 
  • Obtained and/or willing to obtain industry relevant certifications (Checkpoint R76, VPN, CCSA, or CCSE). 
  • Excellent verbal, written, and interpersonal skills. 
  • Ability to prioritize, organize, and be managed at macro-level. 
  • Ability to multi-task on multiple projects simultaneously. 
  • Ability to knowledge transfer, cross-train, or instruct when working with others. 
  • Must be able to sustain and operate in fast-paced, team-oriented environment. 
  • Proficiency with Microsoft Office Suite.
Preferred Experience 
  • Bachelors in Computer Science/Engineering/equivalent 
  • CISSP preffered
  • Past experiences as team lead. 
  • Experience supporting enterprise, large-scale data center infrastructure environments. 
  • Experience with hypervisors, and converged infrastructure
  • 8-10 years of supporting and engineering in network firewall products line: 
  • Checkpoint (8-10 years) 
  • Cisco ASA (2-5 years) ,5 BIG-IP (1-3 years) 
  • Experience with SIEM on alert management, and certificate management concepts ?
  • Expert level understanding of DNS 
  • Advanced Knowledge of network monitoring systems (SNMPv3, Netflow, syslog, monitoring applications, MIB design, and high-speed logging) 
  • ITILv3 foundations certification, or equivalent service management experience in ITSM within operations, support, and analysis

Horizontal is proud to be an Equal Opportunity and Affirmative Action Employer. We seek to provide employment opportunities to talented, qualified candidates regardless of race, color, sex/gender including gender identity and/or expression, national origin, religion, sexual orientation, disability, marital status, citizen status, veteran status, or any other protected classification under federal, state or local law.

In addition, Horizontal will provide reasonable accommodations for qualified individuals with disabilities. If you need to request a reasonable accommodation in order to complete the application or interview process, please contact

All applicants applying must be legally authorized to work in the country of employment.

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