Infrastructure Administrator

HF Sinclair; Dallas (TX); On-site; USD 90,000 - 140,000; Full time

Benefits offered by this job

Medical Insurance

Vision Insurance

Dental Insurance

Paid Time-Off

401(k) Retirement Plan with match

Educational Reimbursement

Parental Bonding Time

Employee Discounts

Job summary

HF Sinclair is seeking an Infrastructure Administrator to manage server and platform virtualization across Windows/Linux and cloud ecosystems. You will oversee deployment planning, backup, DR, and security controls, coordinating with IT leadership and end users to ensure reliable systems.

The role requires 7+ years of relevant experience and a Bachelor's in Computer Science or related field. Expect on-site work in Dallas with opportunities for growth and cross-functional collaboration.

Qualifications

• Design and implementation of virtual server infrastructure.
• Advanced daily administration of virtualization environment and DDI platform.
• Experience configuring data protection solutions and Cisco UCS blades.
• Ability to plan, rack and cable datacenter hardware.
• Active Directory, DNS, DHCP, and TCP/IP knowledge.
• Strong PowerShell for configuration and automation.
• ITIL knowledge for Service, Change and Incident management.
• Excellent written and verbal communication and interpersonal skills.

Responsibilities

• Provides proactive administration and daily operation for server and application virtualization solutions.
• Plans server deployment, hardware layout, and implementation, and explains plan to management.
• Manages data backup, disaster recovery and replication.
• Performs basic support for cloud platform (Azure).
• Monitors virtualized server environment and resolves host system issues to maximize availability.
• Configures and tests server and datacenter infrastructure.
• Supports datacenter infrastructure including racking and cabling.
• Administers DHCP and DNS infrastructure.
• Researches and resolves complex issues in operations and uptime.
• Consults with management and end users on needs related to systems connectivity.
• Assists with identifying opportunities and designs solutions to improve workflows across projects.
• Installs and maintains software and custom applications; updates patches.
• Maintains thorough technical documentation and design procedures.

Skills

Virtualization administration

PowerShell scripting

Networking (TCP/IP)

Active Directory

Azure cloud

Datacenter hardware planning

Documentation

Education

Bachelor’s Degree in Computer Science or related

Tools

VMware

Cisco UCS blades

DDI platforms

Backup/DR tooling

Job description

The Infrastructure Administrastor conducts server and platform related technical assignments and projects for the Information Technology Department. Responsible for a wide variety of technical tasks in virtualized infrastructure for Windows and Linux servers and Cloud computing, consistent with established security guidelines. Assist with recommendations to address business requirements and improve workflow to ensure consistency and effective involvement of support resources throughout all project phases.

Job description:

Basic Function

The Infrastructure Administrastor conducts server and platform related technical assignments and projects for the Information Technology Department. Responsible for a wide variety of technical tasks in virtualized infrastructure for Windows and Linux servers and Cloud computing, consistent with established security guidelines. Assist with recommendations to address business requirements and improve workflow to ensure consistency and effective involvement of support resources throughout all project phases.

Job Duties

• • Provides proactive administration and daily operation for server and application virtualization solutions
  • Participates in creating & planning server deployment, explains plan to management, assists in the decision making of computer hardware and layout, and plan implementation
  • Uses best practice methodologies for managing data backup, disaster recovery and replication throughout the enterprise
  • Performs basic support for cloud platform (Azure)
  • Monitors virtualized server environment and resolves host system issues to provide the highest level of availability
  • Configures and tests server and datacenter infrastructure
  • Supports datacenter infrastructure including racking and cabling
  • Performs day-to-day administration of DHCP and DNS infrastructure
  • Troubleshoots, researches solutions, and monitors server and virtualized environment activity using industry standard toolsets as well as custom coded solutions
  • Researches and resolves complex issues regarding operations, installations, on-line transactions, system status and downtime
  • Regularly consults with management/business and end users on needs and requests related to corporate systems applications and connectivity issues
  • Assists with identifying opportunities and design solutions to address business requirements and improve workflow to ensure consistency and effective involvement of support resources throughout all project phases
  • Installs, supports and administers software and/or custom applications as required, resolving issues at all levels and updating patches
  • Maintains clear, concise, and accurate technical documentation for the application and supporting infrastructure environment, including detailed design documents, and assist in building procedures, training and technical support guidelines
  • Analyzes usage and trends, and evaluates vendor products in hardware and software
  • Monitors system health, performance tunes, and troubleshoots virtualization and other software environments and evaluates all in-place systems and applications
  • Documents activities such as down time, problems, and system configurations
  • Relocates technical equipment to and from an assigned location

Special assignments or tasks assigned to the employee by their supervisor, as determined from time to time in their sole and complete discretion.

Experience

A minimum of 7+ years of job-related experience.

Education Level

A Bachelor’s Degree in Computer Science, MIS, related discipline or equivalent working experience is required.

Required Skills

Design and implementation of virtual server infrastructure. Advanced daily administration of virtualization environment and DDI platform. Experience configuring and operating data protection solutions and Cisco Unified Computing System blades and other industry standard hardware. Ability to plan, rack and cable datacenter hardware (servers, storage, switches and UPS systems). Advanced knowledge of file/print servers, security and permissions using active directory. Strong use of Microsoft PowerShell for daily configuration and automation. Strong understanding of TCP/IP,DNS, DHCP, DFS, and SMTP. Strong working knowledge of MS Visio for documentation. Ability to document and evaluate current environment and use best practice methodologies to ensure highest-level investment utilization. Experience with ITIL methodology for Service, Change and Incident management. Advanced reading and writing skills, and ability to effectively communicate with others, both written and verbal communication, ability to perform intermediate mathematical calculations, and excellent interpersonal skills.

Preferred Skills:

• Preferred certifications: Virtualization platforms, Microsoft MCSE, MCSA or equivalent. Industry (A+, Network+).
• Experience with fundamental public Cloud system (Azure)
• Experience with on-prem to Cloud workload migrations
• Experience with server backup and recovery systems (Rubrik, BackupExec, Veeam, etc.)
• Experience with Privileged Access management and multi-factor authentication.
• Working knowledge of MS SQL server supporting applications.
• Experience with merger and acquisition infrastructure activities.
• Working knowledge of Storage Systems
• Basic network switch configuration and Fiber Channel Configuration.

Work Conditions

Office based with travel up to 25% of time by land and air may be required. From time to time, required to work long hours which may include nights, weekends, holidays for regularly scheduled maintenance and emergency work and support as well as on-call availability. Subject to all temperatures, weather and varying road conditions.

Benefits

HF Sinclair offers a comprehensive benefits package designed to support the well-being of our employees and their families. Our benefits include, but are not limited to, the following:

• Medical Insurance
• Vision Insurance
• Dental Insurance
• Paid Time-Off
• 401(k) Retirement Plan with match
• Educational Reimbursement
• Parental Bonding Time
• Employee Discounts

We are committed to fostering a supportive and inclusive work environment, ensuring our employees have the resources needed to thrive professionally and personally.

Benefit eligibility is governed by official plan documents, for more details visitTotal Rewards.

Our One HF Sinclair Culture

At HF Sinclair, we are united through our One HF Sinclair Culture, which is underpinned by our five core values of Safety, Integrity, Teamwork, Ownership and Inclusion. Developed to empower our people, our five core cultural values are at the heart of everything we do and extend to how we engage our stakeholders. These values influence our decisions, shape our behaviors and keep us connected across the entire organization.

We maintain a true Safety culture for our employees, communities, environments and customers. Our goal is to make sure everyone returns home safely each day. We have a long-standing commitment to Integrity and ethical behavior and do what is right for our employees, investors, communities and the environment. We encourage employees to Step Up and Stand Out by championing a culture of Teamwork and Ownership. We foster a culture of Inclusion by encouraging diversity of experiences, viewpoints and backgrounds. What makes each of us different, together makes us stronger.

About HF Sinclair Corporation

HF Sinclair Corporation, headquartered in Dallas, Texas, is an independent energy company that produces and markets high-value light products such as gasoline, diesel fuel, jet fuel, renewable diesel and lubricants and specialty products. HF Sinclair owns and operates refineries located in Kansas, Oklahoma, New Mexico, Wyoming, Washington and Utah. HF Sinclair provides petroleum product and crude oil transportation, terminalling, storage and throughput services to our refineries and the petroleum industry. HF Sinclair markets its refined products principally in the Southwest U.S., the Rocky Mountains extending into the Pacic Northwest and in other neighboring Plains states and supplies high quality fuels to more than 1,750 branded stations and licenses the use of the Sinclair brand to more than 350 additional locations throughout the country. HF Sinclair produces renewable diesel at two of its facilities in Wyoming and also at its facility in New Mexico. In addition, subsidiaries of HF Sinclair produce and market base oils and other specialized lubricants in the U.S., Canada and the Netherlands, and export products to more than 80 countries.

Equal Opportunity Employer

HF Sinclair Corporation is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status or any other prohibited ground of discrimination.