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Dime Commercial Bank
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September 29, 2026
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Network Security Administrator I

Hauppauge, NY
Full-time
Onsite
$70K/yr - $80K/yr
Entry Level
Dime Commercial Bank is hiring a Network Security Administrator I to support cybersecurity and operational resilience across internal and external systems. The role focuses on monitoring and optimizing network security, evaluating infrastructure and cloud environments, tracking threats and vulnerabilities, and using AI and machine learning technologies to identify and mitigate risks.
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Responsibilities

  • Execute projects and initiatives with internal stakeholders on cybersecurity and operational resilience for the organization
  • Maximize network security by monitoring performance, tracking emerging threats and vulnerabilities, scheduling upgrades, collaborating with network architects on network optimization
  • Continuous monitoring of metrics produced by existing AI and ML technologies within the organization to identify irregularities and mitigate potential threats
  • Evaluate security of network devices, operating systems, servers, cloud environments (Azure & AWS) and software including Windows Server 12-22, Active Directory and Office365
  • Active monitoring of all critical applications, including related memory resident services, hardware, and storage
  • Active monitoring of transport layer for network performance throughput optimization
  • Adhere to tight deadlines and drive for results, while being extremely detail orientated

Qualification

Required

  • Proficient in use of cybersecurity and network management tools including SDWAN
  • Proficient with Network Security, Layer 2 and Layer 3 switching, Private VLANs, Port security & Access Lists in an enterprise-class infrastructure
  • Strong knowledge of TCP/IP, DNS, DHCP, VPN Tunneling, OSPF, QoS, BGP, MPLS, Firewalls, Routers & Switches
  • Highly effective oral, written, and interpersonal communication skills; demonstrated ability to interact with management effectively and comfortably
  • Strong analytical and critical thinking skills with ability to use data to back up assumptions, recommendations, and drive actions
  • Ability to investigate and analyze technical and security issues
  • Additionally, stretches routinely beyond defined boundaries to lend skill and expertise to partner teams across the organization with a focus on continuous improvement

Preferred

Benefits

  • In-office role
  • Dime does not provide relocation assistance.
Headquartered in Hauppauge, New York, Dime Commercial Bank (Dime) has over 60 locations spanning Montauk to Manhattan.
Glassdoor
Founded in 1864
Hauppauge, New York, USA
501-1000 employees
https://www.dime.com
Headquartered in Hauppauge, New York, Dime Commercial Bank (Dime) has over 60 locations spanning Montauk to Manhattan.
Glassdoor
Founded in 1864
Hauppauge, New York, USA
501-1000 employees
https://www.dime.com