Senior IT Administrator

Alpharus Health; Chicago (IL); Hybrid; USD 80,000 - 100,000; Full time

Benefits offered by this job

Health insurance

Tuition reimbursement

Professional development

Paid time off

Job summary

Alpharus Health is seeking a Senior IT Administrator to lead our IT team in Chicago. You will manage servers, virtualization, AD, DNS, DHCP, and Microsoft 365, while ensuring security and reliability across on‑premises and cloud services.

The role is hybrid, requiring 3 onsite days weekly with occasional after‑hours support and after ramp‑up a shift to more remote work. A bachelor’s degree and 5+ years of IT experience are expected.

Qualifications

• Bachelor’s degree in a related field and 5+ years IT administration experience.
• Strong knowledge of AD, DNS, DHCP, and Group Policy.
• Experience with VMware/Hyper‑V and Microsoft 365 administration.
• Familiarity with firewalls, switches, routers, and security best practices.

Responsibilities

• Oversee server hardware/software installation and maintenance.
• Manage virtual machines using VMware or Hyper‑V.
• Administer Active Directory, DNS, DHCP, and Group Policy.
• Manage Microsoft 365 services including Exchange, SharePoint, Teams.
• Provide high‑level technical support and guidance to staff.
• Design and manage LAN/WAN, network devices, and VPN access.
• Implement disaster recovery and backup solutions.
• Maintain IT system documentation and security policies.

Skills

IT administration

Network engineering

VMware

Hyper-V

Active Directory

DNS

DHCP

Group Policy

Microsoft 365

Firewalls

Switches

Routers

Security

Communication skills

Education

Bachelor's degree in CS/IT or related field

CCNA

Microsoft Certified: Azure Administrator Associate

VMware Certified Professional (VCP)

CompTIA Network+

CompTIA Security+

Tools

VMware

Hyper-V

Microsoft 365

Job description

Senior IT Administrator

Post Date: Sep 9, 2026

Location: Chicago, IL, US, 60607

Position Type: Full Time

Requisition Number: 34406

Work Schedule: Hybrid- Onsite 3Xs per week

Who is Alpharus Health?

Alpharus Health is a national nonprofit behavioral health provider dedicated to helping people build healthier lives. For nearly 60 years, we have provided substance use and mental health treatment that helps individuals, families, and communities find healing, hope, and lasting wellbeing. Our mission is simple: We help people build healthier lives. By combining clinical expertise with a person-centered approach, we help people build the skills, resilience, and support systems needed to create meaningful, lasting change.

Why join us?

Discover a rewarding career where you can find both personal and professional fulfillment while aligning your values with your work. You'll have the opportunity to make a meaningful impact by aiding individuals in overcoming addiction. We pride ourselves on being an organization that values you and strives to be an employer of choice, fostering a vibrant culture that promotes teamwork and professional growth. Your voice matters here; we actively listen to and value our employees' thoughts, allowing you to be part of organizational decisions. Join Alpharus Health today and become part of a team dedicated to making a positive difference in the lives of others.

Location

315 N Racine Ave. Chicago, IL, US, 60607

• Hybrid: 3 days onsite and 2 days remote, once ramped up move to 2 days onsite and 3 days remote

Position Type

Full Time

Work Schedule

Monday - Friday, 40 hour work week

Position Overview

We are seeking a highly skilled and experienced Senior IT Administrator to join our dynamic IT team. The ideal candidate will be responsible for managing and maintaining our IT infrastructure, including networks, systems, virtual machines, servers, and security. The role involves overseeing Active Directory, phone systems, backups, switches, routers, firewalls, and Microsoft 365. This position is critical to ensuring the smooth operation and security of our IT environment.

The Senior IT Administrator is responsible for:

Systems Administration:

1. Oversee the installation, configuration, and maintenance of server hardware and software.
2. Manage virtual machines using VMware or Hyper-V.
3. Maintain and monitor Active Directory, DNS, DHCP, and Group Policy.
4. Implement and manage Microsoft 365 services, including Exchange, SharePoint, and Teams.

Technical Support:

1. Provide high-level technical support and guidance to IT staff and end-users.
2. Troubleshoot and resolve complex hardware, software, and network issues.
3. Maintain documentation of IT systems, processes, and procedures.
4. Member of rotation for after-hours support (AHS).

Network Management:

1. Design, implement, and manage LAN/WAN infrastructure.
2. Configure and maintain network switches, routers, and firewalls.
3. Monitor network performance and troubleshoot issues to ensure network availability and reliability.
4. Manage VPN connections and ensure secure remote access.

Infrastructure Management:

1. Ensure the stability and integrity of the organization's IT infrastructure.
2. Implement and maintain disaster recovery and backup solutions.
3. Monitor system performance, capacity, and security to ensure optimal operation.

Telecommunication Systems:

1. Manage and maintain on premise and cloud phone systems and communication platforms.
2. Ensure reliable and secure telecommunication services.

Security Administration:

1. Implement and manage security measures, including firewalls, and intrusion detection systems.
2. Develop and enforce IT security policies and procedures.

Requirements

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• Minimum of 5 years of experience in IT administration, network engineering, or a related role.
• Strong knowledge of network protocols, hardware, and software.
• Experience with server virtualization technologies (VMware, Hyper‑V).
• Proficiency in managing Active Directory, DNS, DHCP, and Group Policy.
• Hands‑on experience with Microsoft 365 administration.
• In‑depth knowledge of firewalls, switches, routers.
• Excellent problem‑solving skills and the ability to work under pressure.
• Strong communication and interpersonal skills.
• Preferred Certifications: Cisco Certified Network Associate (CCNA), Microsoft Certified: Azure Administrator Associate, VMware Certified Professional (VCP), CompTIA Network+, CompTIA Security+

Compensation

• Range is between $80,000 - $100,000 per year
• Starting rates are determined based on years of experience, qualifications, and relevant skills.
• Alpharus Health conducts annual performance reviews, with merit increase eligbility determined by employee performance and organizational financial performance.

Physical Requirements

• Ability to communicate with others in person or by telephone in order to gather and exchange information.
• Ability to check and verify data and error messages from printed form and computer monitor display.
• Ability to use a keyboard and video display terminal to enter, retrieve, and/or audit information and data; and system instructions and software commands.
• Manual dexterity to use hand tools for any repairs, and to fix and adjust cable and wire connections.
• Ability to lift up to 50 pounds in order to position equipment, telephone, or computer hardware for installation and set‑ups.
• Must have a valid driver's license and insurance to travel to various facilities when necessary.

Work Environment

• Office work environment, based in Chicago, Illinois.
• Travel to sites across the country required as we operate as a national organization.
• Works in normal data processing or office environment where there are relatively few discomforts due to dust, dirt, noise and the like.
• May occasionally work in a corrections facility where there is exposure to potentially disruptive or violent inmates. Potential for harm is limited if established security precautions and procedures are followed.

Benefits at Alpharus Health

Health and Wellness

• Medical, dental, and vision insurance for employees and dependents
• Employee wellness program promoting health and fitness and offering cash‑saving premiums
• Employee assistance programs focused on mental health

Financial wellbeing

• 403(b) Retirement Plan with 3% employer match
• Short‑term and Long‑term Disability and Life and AD&D Insurance paid for by Alpharus
• Flexible Spending Accounts for medical and dependent care
• Public Service Loan Forgiveness (PSLF)

Flexibility and time off

• 18 paid time off days per year - accrual rates increase with years of service
• 9 paid company holidays
• Work‑life‑balance

Personal Development

• Training & Development Programs
• Tuition Reimbursement - up to $5,250 per calendar year
• eLearning access to online courses that provide CEU's and job‑related training
• Clinical Supervision: Formal and informal guidance

Alpharus Health is an Equal Opportunity Employer: Race/Color/Sex/Sexual Orientation/ Gender Identity/Religion/National Origin/Disability/Vets. Please view Equal Employment Opportunity Posters provided by OFCCP here.

Nearest Major Market: Chicago