SecOps Developer
Software Engineering
San Francisco, CA, USA
USD 136,300-273,900 / year + Equity
TextNow is on a mission to make communications affordable and accessible for everyone. As a full MVNO operating our own mobile core network over LTE and 5G NSA, we have the unique advantage of controlling our network infrastructure end-to-end. We operate the HSS, PGW, and other critical network functions, giving us the flexibility to innovate and deliver exceptional service to millions of users.
About the Role
Join us in our mission to break down barriers to communication and free the flow of conversation for people everywhere.
TextNow is looking for a new SecOps team member to secure, monitor, and enable automated response within our infrastructure.
What You’ll Do
- Ensure Secure & Reliable Systems: Design, implement, and maintain security-focused infrastructure to protect TextNow’s services while ensuring reliability and scalability.
- Security Automation & Infrastructure as Code: Develop and enforce best practices using Terraform, Ansible, Crowdstrike, and AWS security tools, ensuring secure configurations, automated compliance checks, and infrastructure as code.
- Threat Detection & Incident Response: Participate in an on-call rotation to respond to security incidents, investigate vulnerabilities, and implement proactive measures to prevent future threats. Work closely with engineering teams to remediate security risks.
- Monitoring & Logging for Security: Improve observability by implementing security monitoring solutions, logging best practices, and alerting mechanisms to detect anomalies and suspicious activity.
- Access Control & Identity Management: Manage IAM roles, permissions, and policies to ensure least privilege access and enforce security controls across cloud and internal systems.
- Collaboration & Security Advocacy: Work with DevOps, engineering, and compliance teams to integrate security best practices into the software development lifecycle (SDLC) and promote a security-first culture.
- Continuous Security Improvement: Identify and mitigate security vulnerabilities, conduct security assessments, and implement automated security scanning and hardening techniques.
Who You Are
- Experienced in SecOps & SRE: You have 5+ years of experience in Security Operations, Site Reliability Engineering, or DevSecOps, with a strong understanding of cloud security, system reliability, and automation.
- Hands-On with Security Tools & Cloud Platforms: Proficient with AWS security services, GitHub security controls, Terraform for secure infrastructure provisioning, and Ansible for automated security configurations.
- Incident Response & Threat Management: Experienced in handling security incidents, analyzing threats, and implementing remediation strategies to improve system defenses.
- Proactive in Security Monitoring & Hardening: Strong background in logging, monitoring, and anomaly detection using tools like SIEMs, intrusion detection systems (IDS), and cloud-native security solutions.
- Experience working with development teams to integrate security best practices into the SDLC (e.g., static and dynamic code analysis).
- Collaborative & Security-Minded: Passionate about working with engineering teams to embed security into CI/CD pipelines, enforce security policies, threat modeling, and risk assessments, and drive a security-first mindset across the organization.
Why TextNow?
Rare opportunity to own a mobile core network at a full MVNO—not just configure someone else’s
High-impact role: your work directly affects millions of users’ connectivity
Small, senior team where your decisions and leadership shape the platform’s direction
- Collaborative, low-ego engineering organization
Competitive compensation, equity, and comprehensive benefits