IT Systems Administrator

EFK Moen, LLC; St. Louis (MO); On-site; USD 80,000 - 90,000; Full time

Benefits offered by this job

Paid Time Off (PTO)

Paid Company Holidays

Paid Parental Leave

Health, Dental and Vision Insurance

401(k) with Company Contribution

Company sponsored Short and Long-Term?

Job summary

EFK Moen, LLC in St. Louis, MO seeks an IT Systems Administrator to support 80+ end users and 150 endpoints across on‑premises and cloud resources.

The role reports to the Director of Technical Operations and requires strong Windows Server, Active Directory, Microsoft 365, and security skills. Remote or hybrid work is not available for this position; the role offers potential career growth, comprehensive benefits, and a collaborative, project‑driven environment within a civil engineering-focused

Qualifications

• Associate's or Bachelor's degree in Information Technology, Computer Science, or related field; or equivalent professional experience.

Responsibilities

• Manage and maintain Windows Active Directory across five sites.
• Oversee on-premises servers, networking equipment, storage, and related infrastructure.

Skills

Windows Server

Active Directory

Group Policy

Microsoft 365

Intune

Identity management

Networking fundamentals

Troubleshooting

Documentation

Security best practices

Education

Bachelor's degree in IT/CS or related field

Associate degree + experience

Tools

Intune

Zoom Phone

Datto/BCDR

Job description

IT SYSTEMS ADMINISTATOR | www.efkmoen.com

We are currently seeking an IT Systems Administrator in our St. Louis, MO office (I-44/Rte. 141 Fenton area). This position offers the opportunity for career growth, excellent benefits, and a flexible work schedule.

About EFK Moen

EFK Moen, LLC is a civil engineering design consulting firm founded in 1998. With a strong emphasis on transportation, bridge engineering, roadway design, and professional land surveying, our team has delivered over $3 billion in infrastructure projects across multiple states. Our team of professionals is respected across the industry for producing high-quality design documents and innovative solutions.

We partner with federal, state, and local agencies and are known for our deep understanding of evolving design guidelines and procedures. By combining the latest technology with diverse experience, we consistently deliver cost-effective, value-engineered solutions that reduce construction costs and improve long-term maintenance.

Our services span the full lifecycle of transportation projects-from feasibility studies and public involvement to final PS&E and construction administration. We are proud to be trusted partners in shaping safe, efficient, and resilient infrastructure.

Job Description

The IT Systems Administrator role is a full-time position for experienced applicants. This position will provide management and support for more than 80 end users and 150 endpoints accessing both on-premises networks and cloud resources. This position reports to the Director of Technical Operations.

Remote or hybrid working arrangements are not available for this position.

Duties & Responsibilities

The following duties are normal for this position. These are not to be construed as exclusive or all-inclusive:

Core Infrastructure & Systems Administration

• Manage and maintain the company's Windows Active Directory environment across five sites.
• Oversee on-premises servers, networking equipment, storage, and related infrastructure.
• Lead the migration from separate on-prem and Microsoft 365 authentication to a hybrid Entra ID environment.
• Administer Microsoft 365 Business Premium, including Exchange Online, SharePoint, Teams, and security controls.
• Implement and manage Intune for device deployment, configuration, compliance, and patching not handled by the MSP.
• Monitor system performance, capacity, and security across approximately 150 endpoints.
• Monitor Datto BCDR performance and make adjustments as necessary.

Software & Application Management

• Become familiar with the firm's specialized engineering and CADD-related software suites.
• Coordinate installation, configuration, updates, and troubleshooting for specialized applications.
• Work closely with the CADD leadership to optimize workflows and resolve application issues.

Help Desk & Staff Support

• Manage day-to-day Help Desk operations, ensuring timely resolution of user issues.
• Supervise and support one IT Help Desk technician.
• Serve as an escalation resource for complex technical problems.
• Provide clear, professional communication with staff at all levels regarding IT issues and processes.

Security & Compliance

• Maintain security best practices for identity, access, endpoints, and data protection across hybrid systems.
• Implement and monitor policies for MFA, Conditional Access, device compliance, and patching.
• Coordinate with the MSP on security initiatives, patching responsibilities, and incident response.

Cloud & Hybrid Services

• Oversee identity synchronization, hybrid join, and device onboarding to Entra ID.
• Administer cloud services, backups, and retention policies tied to Microsoft 365 workloads.
• Evaluate and integrate new cloud capabilities as the firm modernizes its environment.

Telecom & Mobility Management

• Administer the company's Zoom Phone system
• Manage the company's mobile phones including replacement cycles, and vendor coordination.

Vendor & Asset Management

• Serve as the primary point of contact with IT vendors, MSP partners, hardware suppliers, and software providers.
• Track licenses, subscriptions, support agreements, and renewal schedules.
• Oversee procurement of IT hardware, software, and services.
• Maintain accurate asset inventories for devices, peripherals, and software.

Projects & Strategic Planning

• Lead IT improvement projects including cloud adoption, security enhancements, and infrastructure upgrades.
• Document procedures, environment configurations, and system changes.
• Contribute to long-term planning for scaling IT systems as the company continues to grow.

Knowledge/Qualifications, Skills & Abilities

Minimum Requirements

• Associate's or Bachelor's degree in Information Technology, Computer Science, or related field; or equivalent professional experience.
• 3-5 years of hands-on experience managing Windows Server, Active Directory, and Group Policy in a multi-site environment.
• Experience administering Microsoft 365 workloads (Exchange Online, SharePoint, Teams).
• Familiarity with identity management concepts, including hybrid AD environments.
• Experience with endpoint management, patching, and deployment tools.
• Working knowledge of networking fundamentals (DNS, DHCP, VPNs, firewalls).
• Strong troubleshooting skills across hardware, software, and user support scenarios.
• Experience supporting specialized or nonstandard software applications.
• Ability to prioritize tasks, manage Help Desk operations, and coordinate staff.
• Excellent communication and documentation skills.

Preferred Qualifications

• Experience leading migrations to Microsoft Entra hybrid identity or similar projects.
• Hands-on experience with Microsoft Intune (configuration profiles, compliance policies, application deployment).
• Experience administering Zoom Phone or similar cloud-based VoIP platforms.
• Familiarity with Datto or similar BCDR systems.
• Familiarity with managing corporate mobile devices and working with carrier/vendor portals.
• Experience working with MSPs or external IT service providers.
• Knowledge of Azure AD Connect / cloud sync tools.
• Exposure to civil engineering or AEC software ecosystems (AutoCAD, Civil 3D, GIS tools, etc.).
• Experience with license management and IT asset inventories.
• Relevant certifications (CompTIA Network+, CompTIA Security+, Microsoft Endpoint Administrator [MD-102]).

Physical Qualifications

• Ability to sit at desk, type and/or use a computer for extended periods of time
• Ability to perform physical tasks including lifting up to 50 pounds to install IT equipment, climbing ladders, and crawling beneath desks
• Sufficient mobility to move independently to various locations in and out of the office to use various office equipment, coordinate with other staff, visit other EFK Moen and client offices/meeting locations

EFK Moen offers:

• Paid Time Off (PTO)
• Paid Company Holidays
• Paid Parental Leave
• Health, Dental and Vision Insurance
• 401(k) with Company Contribution
• Company sponsored Short and Long-Term disability coverage
• Company sponsored life insurance coverage
• Professional License exam fee reimbursement
• Overtime compensation
• Bonus Opportunities
• Support of professional organization membership and activities
• Work-life balance through a flexible, casual work environment
• A culture of mentoring and teamwork

Starting Salary Range: $80,000-90,000

Pay is based upon candidate experience and qualifications, as well as market and business considerations.

EFK Moen is an Equal Opportunity Employer and Drug Free Workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, protected veterans' status, or any other characteristic protected by law. Our organization participates in E-Verify. Applicants must be authorized to work for any employer in the United States.