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Sr. Engineer, Aruba Eng & Ops - Systems/Tools

Company: Comcast
Location: West Chester
Posted on: July 22, 2021

Job Description:

Job Summary

At Comcast, ‘The Customer Experience’ is our first priority. The Senior Network Security Engineer is an IT Professional, responsible for the design, engineering, implementation, sophisticated operations, and maintenance, of the company’s security solutions. This opportunity will have a solid focus in VPN & Wireless Connectivity specific to the Aruba product family. Sophisticated knowledge of Aruba Controllers, APs, RAPs, Management Platforms, ClearPass, Guest, Mobility Master, and Activate will be core responsibilities. Future aspects of the position will include intrusion detection and intrusion prevention postures and threat analysis for the same platform. Must be able to understand Comcast’s various business entities and provide sound knowledge of security techniques, the latest protocols and defenses against new threats, viruses and other attacks. The ideal candidate would possess a thorough understanding and knowledge of the network, operating systems, network equipment and networking protocols. The position will also be responsible for analyzing and troubleshooting performance issues, maintaining documentation, and mentoring other team members. The selected candidate would be working as part of a dynamic and fast-paced team!

Job Description


  • Provide Engineering technical design, operations and support of the companies Aruba platform
  • Direct responsibility for Architecting/Engineering and Operationalizing - Comcast Branch Office Connectivity
  • Proactively analyze and recommend ways to optimize and utilize Comcast’s Aruba investment on 6.x and 8.x releases
  • Report issues to HPE-Aruba TAC and Product Engineering organizations.
  • Call out where appropriate
  • Collaboration in the development of mobility solutions; building testbeds; conducting verification & validation testing; developing performance benchmarks
  • Actively seek to educate and expand the Aruba technical expertise through informal workshops, mentor sessions, design reviews, and documentation for customer use
  • Collaborate with the customer engineering and operations team
  • Quickly assess and analyze pertinent data points in order to focus on getting to root cause of customer issues with HPE-Aruba products
  • Continuously educate and expand the technical expertise of the customer
  • Operate inter-dependently with a diverse realm of personnel to draw expertise in problem-solving
  • Maintain a sense of mission and focus on results that bring value to the customer


  • Minimum of three (5) years practical hands-on WLAN and 802.1x experience and expertise required.
  • Ability to craft, deploy and fix IP and wireless networks, which includes enterprise IP networking, IP network security, authentication, certificates, remote access, network access controls, and IP network management, required.
  • Experience in trouble isolation and remediation at layers 1-4 (IP, MAC, RF, and some application level) required.
  • Experience and understanding of LAN/WAN architectures and designs; mobile networking, and cloud networking, required.
  • Experience with Aruba controllers, APs, Clearpass Policy Manager supporting role based access and NAC
  • Good communications skills, both oral and written required.
  • Experience working in customer technical support roles; assessing and triage of troubles, managing trouble tickets, and trouble resolution, required.
  • Experience in addressing multi-variable trouble environments required.
  • Methodical approach to trouble resolution required.
  • Ability to accommodate non-standard work schedule required.
  • Ability to integrate as part of the engineering and operations team required.
  • Ability to quickly assess and analyze pertinent data points in order to focus on getting to root cause on internal issues with HPE-Aruba products required.
  • Ability to continuously educate and expand the technical expertise of the customer required.
  • Ability to operate inter-dependently with a diverse realm of personnel to draw expertise in problem-solving required.
  • Ability to maintain a sense of mission and focus on results that bring value to the customer required.
  • Ability to attain Aruba certifications (ACMA, AWMP, ACCP, ACMP, ACCX), required.
  • Codes and programs enhancements, updates, and changes for portions and subsystems of systems software, including operating systems, compliers, networking, utilities, databases, and Internet-related tools
  • Executes established test plans and protocols for assigned portions of code; identifies, logs, and debugs assigned issues while opening feature requests.
  • As a member of the ANSE team develop partners to deliver reliable, efficient and high-quality solutions for low to moderately- sophisticated products.


  • Experience with ISP, Telephony or Broadband/Narrowband transmission or transport infrastructure
  • Large-scale network or systems administration experience coordinating carrier class-based applications or network elements installed on physical and virtual platforms
  • Strong working and practical knowledge of TCP/IP and UDP/IP networking.
  • Experience with the following SSL, HTTPS, PGP, AES, DES, SSH, SCP, Kerberos, IPSEC, PKI
  • Good understanding of the Internet protocol version 4 and 6 suite, e.g. Radius, BOOTP, ARP, IP, ICMP, BGP, OSPF, TCP, UDP, LDAP, DNS, DHCP, SNMP, SMTP, SIP, GRE, Netflow and POP3
  • Experience with managing and hardening IOS/OS installation, configuration and backup and restoration, including development and management of workflows and operating standards, including design reviews, certification, production acceptance and testing for system commissioning
  • Policy creation and rule design and updates for the administration security control systems
  • Experience with development and regular preparation of management status and insightful reports
  • Should be comfortable with conducting complete system and application reviews and specifying security review guidelines
  • Should be comfortable with developing and conducting security resilience testing and stress testing
  • Should have strong process and procedure ownership experience for audit and control systems
  • Broad technical background including enterprise networking, next-generation firewalls, stateless inspection, deep packet inspection, signature and signature-less detection, encryption, log aggregation and correlation, security data analytics, stewardship and performance and capacity management
  • High level of personal integrity, with the ability to professionally handle confidential matters and exudes the appropriate level of judgment and maturity
  • Must be able to support on-call, critical issue and high-paced/ fast tempo operating environments
  • The successful applicant will also have good communication skills, be self-motivated, organized, capable of working independently, and possess solid decision-making and project management skills.

Employees at all levels are encouraged to:

  • Understand our Operating Principles; make them the guidelines for how you do your job.
  • Own the customer experience - think and act in ways that put our customers first, give them seamless digital options at every touchpoint, and make them promoters of our products and services.
  • Know your stuff - be enthusiastic learners, users, and advocates of our groundbreaking technology, products, and services, especially our digital tools and experiences.
  • Win as a team - make big things happen by working together and being open to new ideas.
  • Be an active part of the Net Promoter System-a way of working that brings more employee and customer feedback into the company - by joining huddles, making callbacks and helping us elevate opportunities to do better for our customers.
  • Get results and growth.
  • Respect and promote inclusion & diversity.
  • Do what's right for each other, our customers, investors, and our communities.


  • This information has been crafted to indicate the general nature and level of work performed by employees in this role. It is not crafted to contain or be interpreted as a comprehensive inventory of all duties, responsibilities and qualifications.
  • Comcast is an EOE/Veterans/Disabled/LGBT employer.


Bachelor's Degree

Relevant Work Experience

7-10 Years

Base pay is one part of the Total Rewards that Comcast provides to compensate and recognize employees for their work. Most sales positions are eligible for a Commission under the terms of an applicable plan, while most non-sales positions are eligible for a Bonus. Additionally, Comcast provides best-in-class Benefits. We believe that benefits should connect you to the support you need when it matters most, and should help you care for those who matter most. That’s why we provide an array of options, expert guidance and always-on tools, that are personalized to meet the needs of your reality – to help support you physically, financially and emotionally through the big milestones and in your everyday life. Please visit the compensation and benefits summary on our careers site for more details.

Keywords: Comcast, Wilmington , Sr. Engineer, Aruba Eng & Ops - Systems/Tools, Other , West Chester, Delaware

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