• Senior IT Infrastructure & Systems Engineer

    Arena Technical Resources, LLC (Rockville, MD)


    Senior IT Infrastructure & Systems Engineer

     

    Job ID: ATR 17588

    Job Description

    Job Title: Senior IT Infrastructure & Systems Engineer

    Position Overview

    We are seeking a highly experienced and technically proficient Senior IT Infrastructure & Systems Engineer to lead the management and maintenance of our company’s IT infrastructure. This role is essential to supporting our remote-first software development environment, with a strong emphasis on Hyper-V virtualization, Oracle database operations, Microsoft 365 services, Azure production support, and IT compliance. The ideal candidate will be a hands-on expert in virtualization, networking, and systems administration, capable of independently managing complex environments and ensuring high-quality IT support across the organization.

    Key Responsibilities

    Hyper-V& Virtual Infrastructure

     

    - Manage and maintain Dell Hyper-V servers hosted in the SwitchNAP data center.

     

    - Clone, configure, and deploy virtual machines for development and testing environments.

     

    - Monitor and optimize performance of virtual infrastructure and storage arrays.

     

    Development Environment Management

    - Set up and maintain development environments including:

    - Microsoft IIS web servers

     

    - Oracle databases

     

    - Ensure environments are stable, secure, and aligned with development needs.

     

    Oracle Database Administration

    - Perform day-to-day Oracle database management tasks including:

    - Data imports and exports

     

    - Backup and recovery operations

     

    - Performance tuning and troubleshooting

     

    - Act as the primary liaison between the development team and the Oracle DBA to coordinate database needs, changes, and issue resolution.

     

    Microsoft 365&SharePointAdministration

     

    - Manage user accounts, licensing, and security settings in Microsoft 365.

     

    - Administer SharePoint Online sites, permissions, and content structure.

     

    - Support Teams, Exchange Online, and Intune as needed.

     

    AzureProduction Support

     

    - Provide basic administrative support for Azure Virtual Machines and related services.

     

    - Perform routine maintenance and monitoring of the production environment.

     

    - Assist with application-level support for the enterprise HR application hosted in Azure.

     

    - Collaborate with the outsourced Cloud Service Provider to ensure uptime, performance, and security.

     

    Networking & Security

     

    - Configure and maintain Fortigate firewalls and VPN access for remote employees.

     

    - Manage network infrastructure including VLANs, routing, and DNS/DHCP services.

     

    - Ensure secure and reliable connectivity across all systems.

     

    Helpdesk Oversight

     

    - Serve as the primary liaison and escalation point for the outsourced helpdesk provider (RAKE Digital).

     

    - Monitor and review user support tickets to ensure timely and effective resolution.

     

    - Provide Tier 3 support for complex or unresolved issues escalated from RAKE Digital.

     

    Audit & Compliance Support

     

    - Collaborate with the CISO to collect and submit documentation for the company’s annual SOC 1 Type 2 audit.

     

    - Assist the CISO in responding to regular government audit and assessment requests.

     

    - Maintain accurate records and ensure audit readiness across all IT systems.

    Required Qualifications

    - 12+ years of experience in IT infrastructure and systems administration.

    - Expert-level knowledge of:

    -Hyper-Vvirtualization

     

    - Enterprise storage arrays

     

    - Networking (TCP/IP, VLANs, routing, firewalls)

    - Strong experience with:

    - Oracle database administration

     

    - IIS configuration and management

     

    - Microsoft 365 andSharePointOnline

     

    -AzureVirtual Machines and basic cloud administration

     

    - Proficiency with Fortigate firewalls and VPN configuration.

     

    - Experience overseeing or collaborating with outsourced IT support providers.

     

    - Familiarity with IT audit processes and documentation.

     

    - Ability to work independently in a fully remote environment.

     

    - Excellent documentation and communication skills.

     

    [Arena Technical Resources, LLC, (ATR) is an Equal Opportunity Employer (EOE) who will provide equal employment opportunity to employees and applicants for employment without regard to race, ethnicity, religion, color, sex, pregnancy, national origin, age, veteran status, ancestry, sexual orientation, gender identity or expression, marital status, family structure, genetic information, or mental or physical disability.]

     

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