• Senior Network & Security Engineer, Information Technology

  • Overview

    NISA Investment Advisors, LLC (NISA) offers customized investment solutions for tax-exempt and taxable institutional clients. NISA manages over $188 billion in fixed income and equity securities and over $131 billion in derivative notional value. We seek bright, motivated individuals who can contribute to our growing team of professionals. Candidates with a high degree of independent thinking skills, strong analytical and quantitative skills, and team playing abilities are encouraged to apply.


    The Senior Network & Security Engineer is a member of the IT Infrastructure Team with a strong emphasis on Security Operations such as Firewall/IPS Administration, Patch Management, Threat and Vulnerability Management, and making recommendations for mitigating various security risks.  Additionally, the Senior Network & Security Engineer is responsible for the continual support, maintenance, and implementation of NISA’s network infrastructure.


    The candidate for this position is one who enjoys working not only with Networking/Security, but is also willing to adopt various other technologies that the Infrastructure team supports.  This position requires the ability to take a lead role on projects (small and large) and following through to completion as well as mentoring other team members when needed.

    • Secure and monitor NISA’s infrastructure and systems, identify and recommend infrastructure upgrades and improvements based upon industry best practices, address security gaps/vulnerabilities, and stay abreast of the latest security trends 
    • Perform vulnerability scans or penetration testing efforts with remediation, participate in IT security audits, and work with the Infrastructure team on various firmware and software patching efforts 
    • Architect and design Enterprise Cisco Routing, Switching, and ASA Administration (Provisioning, Deployment, Configuration, Monitoring & Reporting) 
    • Troubleshoot network issues/anomalies, plan, test and perform software/firmware upgrades, assess and review environment/configuration, make improvement recommendations, implement best practice and secure configurations, monitor network performance and take preemptive measures to minimize interruptions, create and maintain documentation as it relates to network and systems security
    • Coordinate with business units to understand functional requirements to maintain stable and scalable infrastructure. Monitor and report on all critical infrastructure components that have high impact on business operations.


    • Bachelor's degree in related field, or equivalent combination of education and experience
    • 3 plus years of relevant network security experience required
    • Familiarity with the most current networking hardware, software and services
    • Experience with the infrastructure management in modern data center
    • 3 plus years of Cisco Routing/Switching/ASA/IPS experience preferred
    • Cisco CCNP or CCNP-level equivalent experience and security certifications strongly desired
    • Cisco Wireless and Cisco Identity Services Engine (ISE) experience also a plus

    NISA Investment Advisors, LLC is an equal Opportunity Employer – minorities/females/veterans/individuals with disabilities/sexual orientation/gender identity.


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