Senior Application Security Engineer

Optimum; Town of Hempstead (NY); On-site; USD 120,000 - 180,000; Full time

Job summary

Optimum is seeking a Senior Cyber Security Software Engineer to design and implement secure software for broadband, mobile, and entertainment platforms, protecting large-scale telecom systems and customer data.

You will mentor engineers, drive best practices, perform threat modeling, automate security testing, and integrate security into CI/CD pipelines across multiple teams.

Qualifications

• Experience securing large-scale telecom platforms.
• Ability to design secure software systems with scalability and reliability.
• Familiarity with modern security testing and threat modeling frameworks.

Responsibilities

• Design and implement secure software for telecom platforms.
• Perform threat modeling to identify and mitigate security risks.
• Automate security testing and integrate security into CI/CD pipelines.

Skills

Threat modeling

Secure software design

CI/CD security

Mentoring engineers

Job description

Optimum is seeking a Senior Cyber Security Software Engineer to secure advanced broadband, mobile, and entertainment platforms. You will design and implement secure software, perform threat modeling, automate security testing, and integrate security into CI/CD pipelines. Partner closely with network, cloud, and product teams to protect large‑scale, multi‑state telecommunications systems and customer data. In Optimum’s fast‑paced, innovation‑driven culture, you’ll mentor engineers, drive best practice,s and help evolve defenses
against emerging attacks.