Engineer, CyberSecurity - Zscaler

Company: T-Mobile USA, Inc.
Location: Bellevue
Posted on: May 1, 2025

Job Description:

At T-Mobile, we invest in YOU! Our Total Rewards Package ensures that employees get the same big love we give our customers. All team members receive a competitive base salary and compensation package - this is Total Rewards. Employees enjoy multiple wealth-building opportunities through our annual stock grant, employee stock purchase plan, 401(k), and access to free, year-round money coaches. That's how we're UNSTOPPABLE for our employees!

Job Overview
Are you ready to make difference in the world of wireless security? Then come join T-Mobile's Cybersecurity team as our next Engineer, Zscaler DevOps! We are seeking a skilled and experienced DevOps Engineer to help us implement and support Zscaler ZIA and ZPA. As a ZIA (Zscaler Internet Access) and ZPA (Zscaler Private Access) DevOps Engineer, you will play a meaningful role in crafting, implementing, and maintaining the infrastructure and systems that support our organization's Zscaler environment. You will collaborate with cross-functional teams to ensure smooth deployments, automate processes, and optimize performance to meet our security and networking needs.

Job Responsibilities:

• Performs security, compliance, and risk assessments on projects throughout project lifecycle.
• Collaborates and participates on identification of security needs & recommends plans/resolutions. Implements, tests & monitors info security improvements.
• Maintains visibility inside & outside of info security at an Engineering professional level. Collaborate with groups such as end user support, service desk, development teams, etc.
• Help deliver Zscaler solutions across the organization.
• Familiarity with implementation of various threat modeling approaches pertaining to one or more of the following STRIDE, PASTA, TRIKE, ATTACK TREE, DREAD, KILL CHAIN, CAPEC, Mobile Application threat model, Cyber Threat Tree, and data flow diagram
• Also responsible for other Duties/Projects as assigned by business management as needed.
• Zscaler Infrastructure Design and Implementation: Design and implement the infrastructure required to support our Zscaler environment. Collaborate with network and security teams to architect scalable and highly available solutions. Configure and deploy Zscaler components such as web security, data loss prevention, cloud application security, and SSL inspection.
• Continuous Integration and Deployment: Establish and maintain a robust and efficient CI/CD pipeline for deploying Zscaler updates and configurations. Automate the deployment process, including testing, monitoring, and rollback mechanisms. Continuously improve the deployment pipeline to enhance efficiency and reduce downtime.
• Configuration Management: Develop and maintain configuration management processes and tools for managing Zscaler configurations. Ensure consistency and version control across the Zscaler infrastructure. Automate configuration changes and enforce compliance with security policies and standards.
• Monitoring and Performance Optimization: Implement monitoring solutions to proactively determine and resolve issues within the Zscaler environment. Monitor system performance, network traffic, and security events. Optimize Zscaler performance through capacity planning, load balancing, and fine-tuning configurations.
• Incident Response and Troubleshooting: Collaborate with security and network teams to investigate and resolve incidents related to the Zscaler platform. Troubleshoot issues with connectivity, performance, and security. Develop and maintain runbooks and playbooks for incident response and recovery procedures.
• Security and Compliance: Work closely with security teams to ensure Zscaler configurations align with security policies, standard processes, and regulatory requirements. Perform security assessments, vulnerability scans, and penetration tests. Implement security controls, access management, and encryption mechanisms as needed.
• Partnership and Documentation: Collaborate with cross-functional teams, including network engineers, security analysts, and developers, to ensure smooth integration of Zscaler into the overall infrastructure. Document system configurations, procedures, and troubleshooting guidelines. Share knowledge and deliver training to team members on Zscaler operations and standard processes.
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  Qualifications:
  
  • 2-4 years' Experience in info security technology or related field
  • At least 2 years' relevant experience as a DevOps Engineer in major Fortune 500 or bigger company.
  • Solid understanding of multiple security subject areas
  • Some knowledge of critical security elements, threats, vulnerabilities, and safeguards
  • Knowledge of information security policies and regulatory controls (per team function)
  • Strong written, verbal, and interpersonal communication skills; ability to communicate internally, upward, and cross functionally; ability to interface with cross-functional team members to gain support required to accomplish assignments; able to build coalitions.
  • Always act with tact and integrity, and interface with a variety of individuals in a positive and productive manner.
  • Self-motivated, able to work under pressure, and multitask.
  • Strong problem solving / troubleshooting skills.
  • Ability to plan, organize and prioritize tasks to complete independently; Ability to work under pressure and meet tight timelines.
  • Knowledge of current technological trends and developments in the area of info security.
  • 2-4 years' Experience working in a large enterprise.
  • 2-4 years' Experience in a dedicated security engineering role
  • Presentation skills to large and small audiences.
  • Authority in a few facets of network & information security, including Firewall policy design, SSL Certificate management, vulnerability analysis & mitigation, and other topics as assigned.
  • Understanding of T-Mobile's network elements and how they work together (EIT, Engineering & 3rd Party).
  • Knowledge of federal & compliance regulations e.g. SOX, PCI & CPNI
  • Knowledge of Scripting tools (Python/Perl/Shell/HTML/PHP).
    
    Education:
    
    Bachelor's degree in computer science or information Technology or equivalent experience.
    
    License/Certification (Preferred)
    
    • Certified Information Systems Security Professional (CISSP)
    • CISSP and/or CCSK and/or CCSP and/or CISA/CISM certification a plus
    • Certified Information Security Manager (CISM)
    • Certified Information Systems Auditor (CISA)
      
      --- At least 18 years of age
      --- Legally authorized to work in the United States
      
      Travel:
      Travel Required (Yes/No):Yes
      
      DOT Regulated:
      DOT Regulated Position (Yes/No):No
      Safety Sensitive Position (Yes/No):No
      
      Base Pay Range: $79,900 - $144,100
      
      Corporate Bonus Target: 15%
      
      The pay range above is the general base pay range for a successful candidate in the role. The successful candidate's actual pay will be based on various factors, such as work location, qualifications, and experience, so the actual starting pay will vary within this range.
      
      At T-Mobile, employees in regular, non-temporary roles are eligible for an annual bonus or periodic sales incentive or bonus, based on their role. Most Corporate employees are eligible for a year-end bonus based on company and/or individual performance and which is set at a percentage of the employee's eligible earnings in the prior year. Certain positions in Customer Care are eligible for monthly bonuses based on individual and/or team performance. To find the pay range for this role based on hiring location, click here .
      
      At T-Mobile, our benefits exemplify the spirit of One Team, Together! A big part of how we care for one another is working to ensure our benefits evolve to meet the needs of our team members. Full and part-time employees have access to the same benefits when eligible. We cover all of the bases, offering medical, dental and vision insurance, a flexible spending account, 401(k), employee stock grants, employee stock purchase plan, paid time off and up to 12 paid holidays - which total about 4 weeks for new full-time employees and about 2.5 weeks for new part-time employees annually - paid parental and family leave, family building benefits, back-up care, enhanced family support, childcare subsidy, tuition assistance, college coaching, short- and long-term disability, voluntary AD&D coverage, voluntary accident coverage, voluntary life insurance, voluntary disability insurance, and voluntary long-term care insurance. We don't stop there - eligible employees can also receive mobile service & home internet discounts, pet insurance, and access to commuter and transit programs! To learn about T-Mobile's amazing benefits, check out www.t-mobilebenefits.com .
      
      Never stop growing!
      As part of the T-Mobile team, you know the Un-carrier doesn't have a corporate ladder-it's more like a jungle gym of possibilities! We love helping our employees grow in their careers, because it's that shared drive to aim high that drives our business and our culture forward. By applying for this career opportunity, you're living our values while investing in your career growth-and we applaud it. You're unstoppable!
      
      T-Mobile USA, Inc. is an Equal Opportunity Employer. All decisions concerning the employment relationship will be made without regard to age, race, ethnicity, color, religion, creed, sex, sexual orientation, gender identity or expression, national origin, religious affiliation, marital status, citizenship status, veteran status, the presence of any physical or mental disability, or any other status or characteristic protected by federal, state, or local law. Discrimination, retaliation or harassment based upon any of these factors is wholly inconsistent with how we do business and will not be tolerated.
      
      Talent comes in all forms at the Un-carrier. If you are an individual with a disability and need reasonable accommodation at any point in the application or interview process, please let us know by emailing ApplicantAccommodation@t-mobile.com or calling 1-844-873-9500 . Please note, this contact channel is not a means to apply for or inquire about a position and we are unable to respond to non-accommodation related requests.

Keywords: T-Mobile USA, Inc., Bellevue , Engineer, CyberSecurity - Zscaler, IT / Software / Systems , Bellevue, Washington