Senior Network/Systems Administrator

Headquartered in Houston, Texas, Wellbore Integrity Solutions (WIS) operates globally in the oilfield services sector, and provides customers with a suite of products, applications, and services on ensuring well integrity throughout the life of the well. We employ more than 1,300 people working across six continents in over 25 countries.

If you are looking for an opportunity to build your career in an exciting and inspiring entrepreneurial environment, where your contributions are valued, and you can have a global impact, then come and grow with WIS We value our relationships with our employees and are committed to creating a high-performance culture that fosters healthy relationships among a diverse team of talented individuals.

OVERVIEW OF POSITION

The NAM IT Sr. Network/Systems Administrator is responsible for the strategy, execution, and support of all North America infrastructure systems, including servers, networks, and endpoint configurations. This position leads infrastructure initiatives in coordination with the Global IT team, manages relationships with vendors and service providers, and provides escalated technical support. This role requires both strategic oversight and hands-on problem-solving capabilities. This role reports directly to the Global Infrastructure Manager.

Benefits Primary Duties and Responsibilities

• Lead the day-to-day operations of NAM IT infrastructure—including network, server, and endpoint environments
• Provide elevated support to the NAM Service Desk team as needed and assist with complex incident resolution
• Collaborate closely with the Infrastructure Managed Services Provider (MSP) to ensure service delivery and SLA adherence
• Monitor system performance and proactively address operational issues andbottlenecks
• Support, manage, and maintain local and cloud-based infrastructure, including Microsoft 365, Active Directory, and Azure integrations
• Partner with the Global Infrastructure Manager to standardize configurations, align on architecture, and support global initiatives
• Coordinate with the Cybersecurity team to identify and remediate security risks, implement technical controls, and assist in response efforts
• Participate in or lead incident response, disaster recovery testing, and business continuity planning activities for NAM
• Evaluate infrastructure tools, vendors, and technologies to ensure efficiency and cost-effectiveness
• Assist with IT procurement processes, vendor evaluations, contract management, and budgeting for NAM IT systems
• Oversee the management and tracking of IT assets, including lifecycle management and end-of-life planning
• Define and implement technical documentation standards and ensure they are consistently applied
• Ensure systems are patched regularly and kept current, with appropriate maintenance windows and communication
• Contribute to IT policy development and enforce best practices across infrastructure and service delivery
• Analyze business requirements and develop infrastructure solutions to support cross-functional teams
• Provide guidance and mentorship to technical team members when applicable

Minimum Knowledge, Skills and Abilities

• Bachelor's degree in Information Technology, Computer Science, Information Systems, or a related field; OR 15+ years of progressive IT experience
• Minimum 8 years of experience in IT infrastructure roles, with at least 3 in a leadership or escalation-level position
• Advanced expertise in:
• Windows Server, Active Directory, DNS/DHCP
• Microsoft 365 (Exchange Online, Teams, OneDrive, SharePoint, Co-Pilot)
• Network protocols and firewalls (Cisco/Meraki/Fortinet preferred)
• Virtualization (VMware/Hyper-V) and backup systems
• Strong working knowledge of IT security principles, patch management, and endpoint protection
• Experience working with Managed Services Providers (MSPs) and crossfunctional global IT teams
• Excellent troubleshooting and analytical skills with the ability to resolve escalated technical issues
• Familiarity with project management practices (e.g., Agile, Waterfall)
• Strong written and verbal communication skills; able to communicate technical concepts to non-technical stakeholders
• Experience with automation, scripting (PowerShell), or AI-assisted tools is a plus
• Experience with ITSM platforms (ServiceNow, FreshService, etc.)
• Familiarity with compliance standards (e.g., NIST, ISO 27001, SOX)
• Cloud migration or hybrid cloud environment experience

Salary & Benefits

WIS deeply values fair and equitable wages that enable our employees and their families to thrive. As such, we offer a competitive salary that rewards you for the hard-earned education and experience you bring to the role and increases as you continue to grow and develop.   

We also prioritize rewarding our employees with benefits that reflect how much we value their contributions. Join us, and you can expect an extensive and generous benefits package, including health insurance, vacation pay based on years of relevant experience not tenure with the company, sick pay, paid holidays, a 401(k)-retirement plan with a 4% employer matching, on-site gym and locker rooms, free parking, and other key benefits.

Diversity, Inclusion, and Equal Opportunity

We believe that diversity is critical to our mission, and we value an inclusive culture. We strongly encourage applications from people with lived experiences related to our programs and applications from people of color, persons with disabilities, women, and LGBTQ+ individuals. WIS is an equal opportunity employer; we do not discriminate in employment based on race, religious creed, color, national origin, ancestry, physical disability, mental disability, medical condition, marital status, sex, gender or gender identity, age, or sexual orientation.