Senior Network Engineer: Cloud, SD-WAN & Security

Petroleum Service Corporation; Pasadena (TX); On-site; USD 90,000 - 140,000; Full time

Benefits offered by this job

Medical insurance options with company

401(k) with matching

Vacation, sick leave, and holiday

On‑demand pay

Industry‑leading training

Job summary

PSC Group is seeking a Senior Network Administrator to lead the administration, security, and modernization of PSC's enterprise network across corporate, field, and cloud environments. This role drives network modernization, ensures reliable connectivity, and partners with IT teams, stakeholders, and vendors to support growing technology needs.

The candidate will design and support routing, switching, VLANs, WAN/SD-WAN, cloud networking, and security.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or a related field preferred; equivalent professional experience considered.
• Minimum of 7 years of Network Administration experience in a multi-site enterprise environment; 10+ years preferred.
• Strong knowledge of enterprise networking, including routing, switching, VLANs, WAN/SD-WAN, cloud networking, and network security technologies.
• Experience supporting Microsoft Azure, Microsoft Entra ID, Active Directory, and hybrid cloud environments.
• Familiarity with Cisco Meraki, Cato Networks, and Starlink preferred.
• Strong analytical, troubleshooting, organizational, communication, and problem-solving skills.
• Ability to work independently and collaborate effectively with cross-functional teams.
• Microsoft Azure Administrator (AZ-104), Azure Network Engineer (AZ-700), or equivalent networking certifications preferred.
• Ability to travel up to 25% to field locations throughout the United States.

Responsibilities

• Establish and maintain enterprise network standards to ensure a secure, stable, and scalable infrastructure.
• Design, configure, and support enterprise routing, switching, VLANs, QoS, cloud-managed networking, and SD-WAN/SASE environments across multiple locations.
• Administer Microsoft Azure networking, including virtual networks, network security, VPN connectivity, and hybrid identity integration with Microsoft Entra ID.
• Install, configure, maintain, and troubleshoot physical and virtual network infrastructure, including satellite connectivity for remote field locations.
• Monitor network performance, respond to incidents, troubleshoot connectivity issues, and implement long-term solutions to improve reliability and performance.
• Partner with IT Security to implement and maintain firewalls, access controls, vulnerability management, intrusion detection/prevention systems, and disaster recovery readiness.
• Maintain network documentation, topology diagrams, hardware and software inventories, licensing records, backups, and patch management.
• Configure and troubleshoot IP-based devices, including printers, scanners, and mobile devices.
• Collaborate with IT teams, business stakeholders, vendors, and service providers to support network operations and business initiatives.
• Develop technical documentation, knowledge base articles, provide end-user training, and participate in a 24/7 on-call rotation supporting business-critical operations.

Skills

Analytical skills

Troubleshooting

Organizational skills

Communication skills

Problem solving

Education

Bachelor's degree or equivalent experience

Tools

Microsoft Azure

Azure Entra ID

Active Directory

Cisco Meraki

Cato Networks

Starlink

Job description

PSC Group is seeking a Senior Network Administrator to lead the administration, security, and modernization of PSC's enterprise network across corporate, field, and cloud environments. This role drives network modernization, ensures reliable connectivity, and partners with IT teams, stakeholders, and vendors to support growing technology needs.

The candidate will design and support routing, switching, VLANs, WAN/SD-WAN, cloud networking, and security.