Systems Administrator

OmegaCor Technologies | Maryland IT Support | Baltimore IT Services; Washington (District of Columbia); Hybrid; USD 90,000 - 130,000; Full time

Job summary

OmegaCor Technologies is seeking a mid-to-senior System Administrator to support a secure, hybrid Microsoft 365 and Windows Server environment within a federal agency. The role emphasizes identity and access management, endpoint and policy management, and day-to-day server operations.

The ideal candidate will have 5+ years in system administration, U.S. citizenship, and experience with Microsoft 365, Windows Server AD, and virtualization. A public trust clearance is required or obtainable.

Qualifications

• 5+ years of system administration experience in mid-to-large enterprise or government environments.
• U.S. Citizenship required by government agency.
• Experience with Microsoft 365, Windows Server AD, and virtualization platforms.
• Preferred Certifications: Azure Administrator, M365 Enterprise Admin Expert, VMware VCP.

Responsibilities

• Install, configure, and maintain operating systems, servers, and related software.
• Administer Microsoft 365 tenant (Exchange Online, SharePoint, Teams, OneDrive), licensing, and security configuration.
• Support Teams Voice, including call plan configuration and Teams Phone System management.
• Manage user identities and group policies via Active Directory and Entra ID.
• Support file/print services, DHCP/DNS, and GPO/Intune.
• Manage Microsoft Intune for device compliance, app deployment, and endpoint protection.
• Perform server and workstation maintenance, patching, performance tuning, and hardware upgrades.
• Utilize ticketing systems for incident, change, and service requests; follow change management procedures.

Skills

Microsoft 365 administration

Azure AD & MFA

Windows / Linux / macOS

Identity and access management

Troubleshooting complex issues

VMware / virtualization

Tools

Azure Virtual Machines

Intune

Entra ID (Azure AD)

M365 Admin Center

Job description

Mission And Purpose

At OmegaCor, our purpose is to empower our clients, staff, and community to achieve excellence. A key element of fulfilling this mission is providing high-value IT consulting services that align technology with business objectives.

Mission And Purpose

At OmegaCor, our purpose is to empower our clients, staff, and community to achieve excellence. A key element of fulfilling this mission is providing high-value IT consulting services that align technology with business objectives.

Position Summary

We are looking for a mid-to-senior level System Administrator to support a secure, hybrid Microsoft 365 and Windows Server environment within a federal agency. This position requires expertise in identity and access management, endpoint and policy management, and support of day-to-day server and infrastructure operations. Emphasis will be placed on M365 tenant administration, Azure Active Directory, Teams Voice, and effective use of ticketing systems and change control processes.

CLEARANCE REQUIREMENT: GOVERNMENT CONTRACT - MUST BE ABLE TO OBTAIN PUBLIC TRUST CLEARANCE

Key Responsibilities

• Install, configure, and maintain operating systems, servers, and related software.
• Administer the Microsoft 365 tenant (Exchange Online, SharePoint, Teams, OneDrive), including licensing and security configuration.
• Support Microsoft Teams Voice, including call plan configuration and Teams Phone System management.
• Manage user identities and group policies via Windows Server Active Directory and Microsoft Entra ID (Azure AD).
• Support file and print services, domain administration, DHCP/DNS services, and GPO/Intune.
• Manage Microsoft Intune for device compliance, app deployment, and endpoint protection.
• Perform server and workstation maintenance tasks (patching, performance tuning, hardware upgrades) across physical and virtual systems.
• Utilize ticketing systems for incident, change, and service request management.
• Follow agency-approved change management procedures and ensure detailed documentation is maintained.
• Perform backup/restore operations and DR testing using enterprise backup tools.
• Collaborate with cloud and network teams on shared infrastructure responsibilities.
• Provide technical training and support to end users.

Preferred Skills And Tools

• Deep knowledge of Windows, Linux, and/or macOS systems, including installation, configuration, maintenance, and troubleshooting. Understanding of LAN, WAN, firewalls, routers, switches, and network security protocols.
• Ability to identify, diagnose, and resolve complex technical issues.
• Experience with Azure virtualization platforms for creating and managing virtual machines.
• Microsoft 365 tenant and license management
• Azure AD Connect, Conditional Access, and MFA enforcement
• Microsoft Intune and Autopilot deployment
• Knowledge of system security practices, intrusion detection systems, and data backup/recovery.
• Knowledge of Microsoft Purview Records Management

Minimum Qualifications

• 5+ years of experience in a system administration role in a mid-to-large enterprise or government environment
• U.S. Citizenship required by government agency
• Demonstrated experience with Microsoft 365, Windows Server AD, and virtualization platforms
• Preferred Certifications: Microsoft Certified: Azure Administrator, M365 Enterprise Admin Expert, VMware VCP

The above is intended to describe the general content of and requirements for the performance of this job. It is not to be construed as an exhaustive statement of duties, responsibilities, or physical requirements. Nothing in this job description restricts management's right to assign or reassign duties and responsibilities to this job at any time. Reasonable accommodation may be made to enable individuals with disabilities to perform essential functions.

OmegaCor Technologies is an equal-opportunity employer. Qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, veteran's status, age, or disability.

Applicants must be authorized to work for ANY employer in the U.S. We are unable to sponsor or take over sponsorship of an employment Visa at this time.

Disclaimer: Background Check and Drug Screening

As part of our commitment to providing a safe and secure work environment, OmegaCor Technologies conducts background checks on all prospective employees.

Background Check: Candidates who receive a conditional offer of employment will be subject to a comprehensive background check. This check may include, but is not limited to, verification of employment history, education, criminal records, and other relevant information.

Please be advised that the results of the background check are used to make informed hiring decisions. Any offers of employment are contingent upon the successful completion of the background check.

By applying for this position, you acknowledge and consent to the background check process. Thank you for your understanding and cooperation.

OmegaCor Technologies is an Equal Opportunity Employer.