IT Infrastructure Engineer

Polsinelli; Chattanooga (TN); Hybrid; USD 125,000 - 135,000; Full time

Benefits offered by this job

Paid time off

Medical benefits

Parking/Transit assistance

Job summary

Polsinelli PC is seeking an IT Infrastructure Engineer to support day-to-day administration, maintenance, and triage in the Platform Services IAM/M365 space. The role supports Okta, Entra/AD, automation via PowerShell or MS Graph, and broader M365 administration.

Role can be remote or hybrid and requires strong IAM experience, customer service, and the ability to work in a fast-paced professional environment. Expect collaborative teamwork and attention to security best practices.

Qualifications

• 3+ years supporting Okta or IAM platforms.
• 3+ years supporting M365 Administration (Entra, Teams, OneDrive, Conditional Access).
• Expertise in automation using PowerShell and MS Graph.
• Proficiency in Active Directory/Entra, SSO, identity federation, PAM, and automated lifecycle management.

Responsibilities

• Own escalation requests to Platform Services for IAM and automation.
• Triage incidents and calls; analyze and resolve issues end-to-end.
• Provide 24x7 support for critical production systems.
• Manage and monitor IAM controls through Okta and Entra/Active Directory.
• Create and maintain Okta configurations for business applications access.
• Enforce policies using Conditional Access.

Skills

PowerShell scripting

IAM / Okta

MS Graph

M365 Administration

Entra / Active Directory

Automation

Education

Bachelor's degree

Tools

Entra ID

Job description

At Polsinelli, What a Law firm Should Be, is not just our tagline, it is what we live every day. We strive to create an environment where our team members are encouraged to bring their creativity and professional passions into the workplace so they can thrive. Are you a people person who has a keen eye for detail, thrives in a professional environment and wants to be part of a dynamic team? We have the perfect role for an engaging professional like you! Polsinelli is seeking an IT Infrastructure Engineer. Reporting to the IT Infrastructure Experience Manager, this role can be hired as remote or hybrid, provided the candidate is in a state/jurisdiction wherein we practice.

POSITION SUMMARY

This role will be responsible for the day‑to‑day administration, maintenance, support, and triage of Infrastructure escalations within the Platform Services function of IT. This role will require demonstrated experience in Identity and Access Management platforms and workflows, PowerShell and MS Graph, and demonstrate Customer Service as top priority and skillset. Primary areas of responsibilities include working directly in Okta and M365 for Identity and Access Management, Automation authoring and maintenance tasks via PowerShell and/or MS Graph and supporting the administration and configuration of our M365 tenant.

CORE RESPONSIBILITIES

• Own escalation requests to Platform Services for User Support teams and Firm Staff related to IAM and Automation requests.
• Triage incidents and calls. Independently analyze, solve, and correct issues in real time, providing problem resolution end‑to‑end.
• Provide 24 x 7 support for critical production systems.
• Manage and monitor Identity and Access controls through Okta and Entra/Active Directory.
• Create, Support, and Maintain Okta configurations to support access to business applications.
• Create, Support, and Maintain the configuration and enforcement of policies and settings using Conditional Access.
• Provide basic administration, technical support, and troubleshooting for application authentication and SSO setup requests or issues through Okta.
• Create, Support, and Maintain automation scripts for employee onboarding and offboarding, group and account management, and OU/Active Directory processes.
• Support and maintain technology platforms to enforce PAM, PIM, LPA.
• Assist in the management of Active Directory and Entra ID.
• Design and implement identity‑first security strategies, integrating compliance and automation into enterprise systems to enhance security and efficiency.
• Execute identity management roadmaps, optimize IAM technologies, and ensure alignment with industry best practices and organizational security standards.
• Ensure that systems related documentation is maintained and kept up to date.
• Employees approved for flexible work arrangements are expected to be available and maintain a practice of reliable, consistent attendance during the employees scheduled work shift including, but not limited to, Teams/instant message, Zoom, email and voicemail, and by phone.
• Other duties as assigned.

POSITION REQUIREMENTS

• Advanced/Expert Level of PowerShell script building and automation.
• 3+ Years supporting Okta or other IAM Platforms.
• 3+ Years supporting M365 Administration (Entra, Teams, OneDrive, Conditional Access).
• Exceptional skillset in automation using PowerShell and MS Graph.
• Proficiency in Active Directory/Entra, Single Sign‑On (SSO), identity federation, privileged access management, and automated life‑cycle management.

The budgeted salary range for this position is $125,000 - $135,000.

As part of full‑time employment associated with this position, Polsinelli PC offers the following benefits: Paid time off, sick time off, a referral program, medical insurance and benefits, dental insurance, vision insurance, life insurance, AD&D insurance, ID Theft insurance, long‑term disability benefits, short‑term disability benefits, Parking/Transit reimbursement (varies depending on location), 401(k) benefits, and employee assistance benefits.

Polsinelli PC is an Equal Opportunity Employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected veteran status, or any other characteristic protected by law.

Behaviors

Team Player : Works well as a member of a group

Loyal : Shows firm and constant support to a cause

Detail Oriented : Capable of carrying out a given task with all details necessary to get the task done well

Dedicated : Devoted to a task or purpose with loyalty or integrity

Motivations

Self‑Starter : Inspired to perform without outside help

Flexibility : Inspired to perform well when granted the ability to set your own schedule and goals

Ability to Make an Impact : Inspired to perform well by the ability to contribute to the success of a project or the organization

Education

Bachelor's or better.

Experience

3 years: Experience supporting M365 Administration (Entra, Teams, OneDrive, Conditional Access).

3 years: Experience supporting Okta or other IAM Platforms.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws.For further information, please review the Know Your Rights notice from the Department of Labor.