Firewall Engineer

Company Description

AOL is a media technology company with a mission to connect consumers and creators through open marketplaces. AOL uses data to disrupt content production, distribution and monetisation. We connect publishers with advertisers across our global, programmatic platforms, tapping into Microsoft inventory and original content brands like TechCrunch, The Huffington Post and MAKERS which reach over 500 million monthly global consumers. Within our mobile advertising network alone, we have a reach of roughly 800 million users. A subsidiary of Verizon, AOL is shaping the digital future.

Job Description

AOL’s Network Security team is looking for firewall specialists who will bring experience and fresh ideas to the security operations at AOL, be an escalation point for our Tier 1 and Tier 2 NOCs, and be responsible for the security of AOL by managing the day-to-day network security infrastructure.

As a Firewall Engineer at AOL your focus will be the security operations of network elements in our global backbone, production data centers and corporate infrastructure. You will protect our websites and offices so that over 150MM unique visitors can get to the AOL content they seek 24x7xForever!

Daily Responsibilities

  • Manage the operational workload of the Network Security team (Juniper firewall filters)

  • Troubleshoot firewall/access issues and resolve or escalate to proper operational teams

  • Configure network security infrastructure (PaloAlto Networks firewalls and remote access VPN)

  • Monitor network flows for network anomalies and access failure

  • Provide technical guidance and security policy regarding design best practices on AOL production, enterprise, and remote networks

Required Qualities

  • Team player with professional work ethic, positive attitude, and good interpersonal skills

  • Self starter that is able to seek and prioritize workload

  • Fast and versatile learner that adapts well to change

  • Work effectively under pressure

  • Multitask

Required Knowledge

  • An understanding of firewalls, VPNs, router/switch ACLs, Unix/Linux, and defense in depth

  • Protocol knowledge of: ICMP, IP, TCP, UDP, HTTP(S), NFS, DNS, SNMP, TELNET, SSH

  • Network command line proficiency in Juniper, Cisco, Brocade/Foundry, Arista

  • Unix command line proficiency

Required Skills/Experience

  • Securing Internet facing products and corporate infrastructure (load balancers, DMZs, remote access VPN, proxies, gateways)

  • Supported 24/7 Internet facing production environment with oncall rotation

  • Minor scripting in PERL, Python, and/or UNIX shells


  • A Bachelor’s degree in Computer Science or 2 year's equivalent practical experience

Additional Information

EEO/AA Women, Minorities, Veterans, Individuals with Disabilities Employer: AOL offers a competitive salary and benefits package, including performance bonus. All qualified applicants will receive consideration for employment without regard to, and will not be discriminated against based on, race, gender, color, religion, national origin, sexual orientation, gender identity, veteran status, disability or other protected category.

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