Information Systems Security Officer (ISSO) - Network Engineer

Riverside Research; Greenville (TX); On-site; USD 145,000 - 159,000; Full time

Benefits offered by this job

Comprehensive compensation and benefit packages

Affirmative action-equal opportunity employer

Supportive work environment

Job summary

Riverside Research is seeking an Information Systems Security Officer (ISSO) - Network Engineer in Greenville, Texas. This position requires at least 12 years of experience in network engineering, a TS/SCI clearance, and expertise in security policies. You will oversee network/system architecture, implement security measures, and optimize performance of IT infrastructures for special aircraft programs.

The compensation for this role ranges from $145,000 to $159,000 annually, depending on experience and location.

Qualifications

• Minimum of 12 years of experience with a bachelor's degree or equivalent.
• 5+ years of hands-on experience in network engineering or infrastructure role.
• Must have a TS/SCI clearance.
• Strong knowledge of Windows and Linux server administration.

Responsibilities

• Design, deploy, and manage network infrastructure including LAN/WAN.
• Establish and execute procedures for optimal system performance.
• Proactively monitor network performance and troubleshoot issues.
• Implement and maintain network security measures.

Skills

Network engineering

Security policies knowledge

Routing protocols

VPNs

Firewalls

Windows administration

Linux administration

VMware vSphere

Microsoft Hyper-V

Education

Bachelor's degree in Information Technology or Computer Science

Security+ certification or higher

Tools

Cisco hardware

Juniper hardware

Job description

Information Systems Security Officer (ISSO) - Network Engineer

Location: US-TX-Greenville

ID: 2026-4276

Riverside Overview

Riverside Research is an independent National Security Nonprofit dedicated to research and development in the national interest. We provide high‑end technical services, research and development, and prototype solutions to some of the country's most challenging technical problems. All Riverside Research opportunities require U.S. Citizenship.

Position Overview

The Network & Infrastructure Engineer serves as the primary technical authority for all network and systems infrastructure activities within the 645 AESS. This role is responsible for the architecture, implementation, security, and maintenance of the IT infrastructure supporting high‑priority special aircraft programs. The Engineer will be responsible for the complete lifecycle of our network and systems infrastructure, from architecture and implementation to security and maintenance.

Responsibilities

• Network & Systems Architecture:
  • Design, deploy, and manage a robust network infrastructure, including LAN/WAN, firewalls, routers, and switches.
  • Develop and maintain scalable, secure, and resilient infrastructure solutions to support squadron operations, field services, and special projects.
  • Install, configure, and manage physical and virtual servers, storage systems, and other data center infrastructure.
• Infrastructure Operations & Optimization:
  • Establish and execute procedures for optimal system performance, high availability, and disaster recovery.
  • Proactively monitor network and system performance, rapidly troubleshoot issues, and optimize for speed, reliability, and scalability.
  • Oversee server and network asset inventory programs to ensure the complete integrity of the infrastructure.
  • Define and implement maintenance and repair concepts for unique systems that have limited availability and strict operational protocols.
• Security, Compliance & Process Improvement:
  • Proactively identify and remediate security vulnerabilities through in‑depth system analysis and regular security audits.
  • Ensure systems comply with DoD and AirForce security mandates, including implementing and maintaining Security Technical Implementation Guides (STIGs).
  • Implement and maintain network security measures, including firewalls, intrusion detection systems, and VPNs.
  • Develop, implement, and maintain comprehensive backup and disaster recovery plans and procedures.

Qualifications

1. A minimum of 12 years of related experience with a bachelor's degree, 8 years with a master's degree, a PhD with 5 years’ experience, or equivalent experience is typically required for an employee at this level. 5+ years of hands‑on experience in network engineering or infrastructure role, with a working knowledge of security policies.
2. Must have a TS/SCI clearance.
3. Proficient with routing protocols, switching, VPNs, and firewalls; experience with Cisco, Juniper, or similar enterprise‑grade network hardware.
4. Strong knowledge of Windows and Linux server administration.
5. Hands‑on experience with VMware vSphere, Microsoft Hyper‑V, or other virtualization platforms.
6. Bachelor's degree in Information technology, Computer Science, or a related field.
7. Security+ or higher certification (e.g., CISSP, CASP+).

Compensation

$145,000 - $159,000. This represents the typical compensation range for this position based on experience, location, and other factors.

EEO Statement

Riverside Research Institute is a not‑for‑profit, technology‑oriented defense company, where service to our customers and support of our staff is our overall mission. Riverside is an affirmative action‑equal opportunity employer and complies with all applicable federal, state, and local laws regarding recruitment and hiring. Riverside offers comprehensive compensation and benefit packages to our employees.

Riverside bases its employment decisions solely on technical experience, qualifications and other job‑related criteria related to our organizational purpose as a not‑for‑profit company, and without regard to race, color, religion, age, sex, marital status, sexual orientation, national origin, physical or mental disability, veteran's status or any other status legally protected by applicable federal, state, and local law.