IT Network Engineer

Job Description

Johnson Service Group (JSG) is a Tier 1 vendor for the Tennessee Valley Authority (TVA) and we are recruiting for an experienced, IT Network Operations Engineer for a 12+ month contract assignment supporting TVA's downtown Chattanooga or Knoxville office. (HYBRID- work from home 2-3 days a week)

• Target start date: 12/01/26
• Target W2 Hourly Pay Rate: $68.00/hour (time and a half for overtime)
• Duration: 12+ months
• Project Site location: Chattanooga or Knoxville Corporate Office
• Local or Regional candidacy required

Job Title: F5 SME / IT Network Engineer (TVA)
IT Network Engineer (TVA - F5 SME)


Multiple TVA modernization and infrastructure projects are increasing demand for F5 expertise . We're seeking an experienced F5 Subject Matter Expert (SME) to support a portfolio of enterprise initiatives-serving as a key technical resource across engineering, operations, and project teams.
Location / Work Model

• Chattanooga OR Knoxville, TN - onsite 2-3 days/week (hybrid)
• Candidates should be within reasonable commuting distance of Chattanooga or Knoxville, TN
• Travel: Chattanooga or Knoxville 1-2 times/month for workshops, implementations, and coordination

Clearance Requirement

• Must be able to obtain and maintain an SF85 (Public Trust) clearance or higher
• Active clearance strongly preferred
• Role may require maintaining elevated clearances (including items such as NERC CIP / Sensitive / Fitness for Duty , as applicable)

What You'll Do

• Serve as TVA's technical expert in Network Operations Engineering , providing authoritative guidance throughout engineering design.
• Engineer, configure, document, and support F5 BIG-IP and BIG-IQ across multiple project teams.
• Support and troubleshoot load balancing and TLS proxy capabilities in complex enterprise environments.
• Analyze performance and capacity; lead root cause analysis , corrective actions, and tactical/strategic planning to improve reliability and response times.
• Coordinate compliance with approved configurations/patching/designs; actively lead and execute change management with minimal service impact (including automation improvements).
• Provide Tier 3 operational support (24x7 environment) including on-call/shift/emergency support, vendor coordination, and business coordination (travel as needed).
• Lead development of standards/guidelines and best-practice operations & maintenance.
• Develop policies/procedures and training for infrastructure management, administration, appropriate use, and disaster recovery.
• Mentor A/B-level engineers on complex infrastructure issues; collaborate/lead cross-functional teams for defined scopes of work.

Required Experience / Skills
Must have strong hands-on experience with:

• F5 BIG-IP administration, design, and troubleshooting
• F5 BIG-IQ administration/management
• Enterprise load balancing and TLS/SSL proxy concepts and troubleshooting

Highly desired enterprise networking background (as reflected in TVA's environment):

• Cisco routing/switching/firewalls, UCS
• Broad infrastructure/compute/networking operations expertise
• Comfort working in a regulated/critical infrastructure context (high availability systems)

Minimum Qualifications

• Bachelor's degree in Computer Science, Engineering, Mathematics, or related field OR equivalent education/training/experience
• Extensive experience supporting large, complex, multi-dimensional systems across broad IT technology areas
• Strong communication (written & verbal), facilitation, negotiation, and stakeholder management skills
• Able to influence teams in a fast-paced, deadline-driven environment while working diplomatically with internal/external partners

Why This Role
This is a high-impact opportunity for a seasoned F5 professional to directly support strategic modernization initiatives within a large-scale enterprise environment at TVA.


JSG offers medical, dental, vision, life insurance options, short-term disability, 401(k), weekly pay, and more. Johnson Service Group (JSG) is an Equal Opportunity Employer. JSG provides equal employment opportunities to all applicants and employees without regard to race, color, religion, sex, age, sexual orientation, gender identity, national origin, disability, marital status, protected veteran status, or any other characteristic protected by law.

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