Cyber Security Engineer 3 at Comcast

Chennai, Tamil Nadu, India

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Not SpecifiedCompensation

Mid-level (3 to 4 years), Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

Cybersecurity, Media, TechnologyIndustries

Requirements

5+ years of hands-on experience in designing, implementing, and maintaining enterprise-scale PKI solutions (mandatory: 5 to 7.5 years experience noted)
Mandatory skills: PKI, Venafi, HSM, OSCP, PowerShell, PKI Certificate
3–5 years of experience working with enterprise PKI environments
Strong understanding of HSMs, certificate authorities, certificate chains, CRLs, and OCSP
Experience with Venafi Trust Protection Platform, Microsoft Intune, or equivalent certificate automation and management platforms
Hands-on experience with certificate lifecycle automation, APIs, and integrations
Familiarity with Windows and Linux certificate stores, Active Directory Certificate Services (ADCS), and modern cloud PKI approaches
Strong troubleshooting and problem-solving skills in PKI-related areas
Excellent communication skills and ability to work cross-functionally with technical and non-technical teams
Preferred: Experience with scripting or automation (e.g., PowerShell, Python, or Bash) for PKI workflows
Preferred: Exposure to Zero Trust architectures and enterprise identity solutions
Preferred: Knowledge of security compliance standards (e.g., NIST, PCI DSS, ISO 27001)
Desired: Self-starter, fast learner, ability to understand large complex infrastructures, expertise working on cross-functional teams, ability to work with demanding customers, ability to share knowledge

Responsibilities

Manage, maintain, and optimize enterprise PKI services, including issuing, renewing, and revoking digital certificates
Administer and integrate Hardware Security Modules (HSMs) to secure private key storage and cryptographic operations
Design, implement, and troubleshoot certificate chains, public/private key pairs, and intermediate/root CAs to ensure trust and compliance
Build and maintain integrations with platforms such as Venafi, Microsoft Intune, and other enterprise systems to enable automated certificate lifecycle management
Support automation of certificate provisioning, renewal, and deployment processes across hybrid environments (on-prem and cloud)
Collaborate with Security, Infrastructure, and Application teams to implement certificate best practices and resolve PKI-related issues
Maintain documentation of PKI architecture, processes, and integration patterns
Participate in audits, compliance reviews, and security assessments as a PKI subject matter expert

Skills

Key technologies and capabilities for this role

PKIVenafiHSMOSCPPowerShellPKI CertificateCertificate ManagementCryptographic Operations

Questions & Answers

Common questions about this position

What experience level is required for this Cyber Security Engineer role?

The role requires 5 to 7.5 years of hands-on experience in designing, implementing, and maintaining enterprise-scale PKI solutions, with 3-5 years specifically in enterprise PKI environments.

What are the mandatory skills for this position?

Mandatory skills include PKI, Venafi, HSM, OSCP, Powershell, and PKI Certificate.

Where is this job located?

The position is located in Chennai.

What does the work schedule look like?

This is a general shift position.

What salary or compensation does this role offer?

This information is not specified in the job description.

Comcast

Comcast Corporation is a global media and technology company.

About Comcast

Philadelphia, PennsylvaniaHeadquarters

1963Year Founded

$42.3MTotal Funding

IPOCompany Stage

10,001+Employees

Benefits

Health Insurance

Dental Insurance

Vision Insurance

401(k) Company Match

Paid Vacation

Paid Parental Leave

Tuition Reimbursement

Unlimited Paid Time Off

Risks

Competition from streaming services impacts Comcast's traditional cable TV business.

5G technology enables new competitors in the broadband market, threatening Comcast's market share.

Consumer scrutiny of data caps and pricing could lead to reputational damage.

Differentiation

Comcast's acquisition of Nitel enhances its managed services offerings in the enterprise sector.

Comcast's digital equity grants highlight its commitment to corporate social responsibility.

Comcast's involvement in rural broadband initiatives opens new markets and customer bases.

Upsides

Comcast's $150M investment in Rio Rancho boosts internet speed and connectivity.

Transform Wealth LLC's investment indicates confidence in Comcast's financial health.

Comcast's expansion efforts could lead to increased customer satisfaction and retention.

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