Senior Infrastructure Manager Jobs in Texas (NOW HIRING)

The Senior Infrastructure Engineer must believe in, practice and initiate all Green Brick Partners values set forth in an acronym we call HOME. They must be Honest, Objective, Mature and Efficient in how he or she approaches their role at Green Brick Partners.

Green Brick Partners is currently seeking a Senior Infrastructure Engineer.  The incumbent is responsible for providing IT Engineering Services to our Cloud and Technology Solutions stack for the Information Technology department. You will assist to mature our Cloud Technology Program and support activities related to development and maintenance of policies, standards, procedures, and controls. Using your infrastructure governance and technologies experience, you will collaborate with the broader Information Technology team and other departments within the Company to advance program maturity.

• Serve as a technical expert and first point of escalation for daily operational and engineering activities.
• Diagnose and troubleshoot performance issues across Windows and Cloud based architectures.
• Diagnose and troubleshoot issues across multiple network devices (Meraki), wireless access points (Meraki), and firewalls (Fortinet).
• Maintain our VMWare ESXi environment.
• Maintain our Rubrik storage environment.
• Deploy, manage, and support 3rd party SaaS applications such as Microsoft Office 365 (Exchange, OneDrive, Teams).
• Manage Active Directory users, groups, and computer objects within on-premises and Cloud based Services. Create and maintain group policies in Active Directory.
• Demonstrate proficiency with Identity and Access management Active Directory and Azure Active Directory Services.
• Ensure baseline configurations are created and maintained for all network and server equipment
• Implement security improvements across the infrastructure.
• Coordinate enterprise infrastructure hardware and software installations and upgrades.
• Participate in Change Management process for all production changes.
• Manage individual work queue in the ITSM Service Desk application. Accept and close incidents in a timely manner. Input detailed documentation, including resolution information, into assigned tickets.
• Contribute to and curate the knowledgebase for IT infrastructure.

Supervision of Others: N/A

Authority/Budget/Decision Making/Discretion & Independent Judgement Ability:  Employee will be in a position to make strategic decisions in regards to setup, implementation, configuration, administration, and overall health of the entire IT infrastructure.  Position will also have buying power in regard to hardware, software, and services to maintain the infrastructure.  Superior discretion and independent judgement are required.

Physical Requirements: The ability to remain in a stationary position, move about freely inside and occasionally outside of the office, and the operation of mechanical controls, such as a keyboard. Able to lift up to 50 lbs. as needed to mount/install equipment. Participate in the IT Engineering & Operations on call rotation (~one weekend per month).

Location: Plano, TX

Education:  Degree in IT related field or equivalent work experience.  Certifications a PLUS

Experience: 5-7 years of relevant experience in an enterprise IT organization

Required Competencies:

• Experience with Firewalls, Switches, and WiFi Aps (Meraki and FortiNet)
• Proficient with Cloud Based Networking Technologies (VPC, NAT Gateways, Transit Gateways, etc.)
• Experience with Microsoft Azure, DHCP/DNS, Windows Server
• Experience with VMWare ESXi
• Experience with Rubrik storage
• Extensive experience with infrastructure identity governance technologies such as Mobile Device Management (MDM), Multifactor Authentication (MFA), Single-Sign-On (SSO)
• Solid technical experience designing and troubleshooting issues pertaining to areas of local and wide area networking, security, e-mail, network circuit and communication technologies
• Experience coordinating circuit orders, installs, repairs, and disconnects with telecom carriers
• Solid understanding of NIST-CSF and ability to implement NIST-CSF principles across the infrastructure
• Experience working effectively with MSP/MSSP partners to maintain and monitor our infrastructure
• Broad understanding of infrastructure hardware and software systems including network, compute, storage, and security for traditional data center as well as cloud technologies (Microsoft Azure)
• Experience in identifying, escalating cyber security threats, and working with modern endpoint protection systems (CrowdStrike, Defender)
• Proficiency in BGP, OSPF, GRE, IPsec and other routing protocols.
• Excellent teamwork, communication, and presentation skills, including the ability to clearly articulate technology strategy recommendations to people without a technical background and acumen
• Fortinet firewalls
• Meraki switches and APs
• Microsoft Windows Server (physical and virtual)
• Office365
• VMWare
• TCP/IP network design and maintenance

Preferred Competencies:

• Azure certifications are a plus
• Fortinet certifications are a plus
• Microsoft certifications are a plus

Green Brick Total Compensation:

• Competitive salary and bonus program
• Multiple Medical and ancillary benefits
• 401(k) with Company Match
• Home Purchase Discount

Nothing in this position description restricts management’s right to assign or reassign duties and responsibilities to this job at any time.