Infra Engineer

Job Overview

We are looking for an experienced Infrastructure Services Engineer responsible for designing, operating, securing, and maintaining core shared infrastructure services such as DNS, DHCP, NTP, Active Directory, internal PKI/Certificate Authority, and SMTP.
This role ensures these critical services remain highly available, resilient, secure, compliant, and integrated across cloud, compute, network, storage, and security platforms.

Key Responsibilities

• Administer and maintain DNS, DHCP, NTP, internal CA/PKI, Active Directory, and SMTP systems.

• Monitor service availability, capacity, and performance, ensuring SLA compliance.

• Troubleshoot incidents, service requests, and escalations with strong problem-solving skills.

• Design and implement upgrades, patches, and enhancements for core services.

• Develop automation (PowerShell/Python) to improve efficiency and reduce errors.

• Integrate infrastructure services with cloud, hybrid environments, and security tools.

• Ensure alignment with security policies, hardening guidelines, audit requirements, and regulatory standards.

• Perform certificate lifecycle management and maintain secure configurations.

• Collaborate closely with Compute, Network, Storage, Backup, and Security teams on design and resilience improvements.

• Support infrastructure projects requiring core shared services.

• Prepare documentation including architecture diagrams, SOPs, and operational runbooks.

• Identify risks and contribute to best risk management practices.

• Stay updated on compliance trends, emerging threats, and new technologies.

Required Skills & Experience

• 6–8 years overall IT infrastructure experience (compute, storage, backup, network, cloud).

• 5+ years in resilience, high availability, failover design, and DR planning.

• 5+ years Microsoft Active Directory administration (GPO, domain controllers, auth hardening).

• 5+ years DNS & DHCP management (Microsoft DNS / Infoblox).

• 3–5 years PKI/Certificate Authority experience (cert lifecycle, CRLs, OCSP, TLS security).

• 2–3 years NTP configuration and time synchronization management.

• 3+ years SMTP/email relay infrastructure management.

• Strong knowledge of security, encryption, authentication, hardening, and compliance.

• Experience collaborating with cross-functional infrastructure teams.

• Scripting (PowerShell/Python) — advantageous/preferred.

About Encora

Encora is a global company that offers Software and Digital Engineering solutions. Our practices include Cloud Services, Product Engineering & Application Modernization, Data & Analytics, Digital Experience & Design Services, DevSecOps, Cybersecurity, Quality Engineering, AI & LLM Engineering, among others.

At Encora, we hire professionals based solely on their skills and do not discriminate based on age, disability, religion, gender, sexual orientation, socioeconomic status, or nationality