System Administrator II (Big IP F5)

DLS Engineering; Montgomery (AL); On-site; USD 75,000 - 80,000; Full time

Benefits offered by this job

Competitive salary

401(k) plan with company match

Benefits package

Generous paid time off

Job summary

DLS Engineering is seeking a System Administrator II (Big IP F5) for a full‑time, on‑site role supporting the Air Force Intranet Control program at Gunter Annex in Montgomery, Alabama. This position requires active security clearance and hands‑on BIG‑IP F5 administration in a DoD network environment.

The candidate will install, configure, monitor, and tune BIG‑IP systems, implement SSL and PKI workflows, and maintain thorough documentation.

Qualifications

• 5+ years of professional experience with BIG-IP F5 products performing systems administration, including installations, configurations, monitoring, upgrades, and certificate management.

Responsibilities

• Operate, maintain, and monitor F5 appliances and configurations.
• Manage application integration around authentication and routing (CAC/PIV).
• Support SSL intercept/inspection, PKI, and certificate management.
• Install, configure, and administer BIG-IP F5 Platform Suite (LTM/APM).
• Document architecture, monitoring, and troubleshooting procedures.

Skills

BIG-IP F5

System Administration

Certificate Management

SSL/TLS

Load Balancing

Tools

BIG-IP Platform Suite

LTM

APM

Job description

About DLS Engineering

DLS is an engineering firm with 30 years of Federal Government contracting experience. Our small business efficiencies coupled with a commitment to excellence allow us to provide reliable solutions with integrity for our nation's most critical defense and national security priorities.

Position Overview

DLS Engineering is seeking a System Administrator II (Big IP F5) professional for a full‑time position in support of the Air Force Intranet Control (AFINC) program at Gunter Annex in Montgomery, Alabama. This is an on‑site position.

As part of AFINC, the mission of the 26th Network Operations Squadron (26 NOS) is to provide mission assurance to the warfighter through the operation, management, and defense of the Department of Defense Information Network (DODIN). In the execution of its mission, the 26 NOS maintains network infrastructure, to include routers, switches, proxies, firewalls, servers, workstations, printers, Storage Area Networks (SAN) and test labs, to provide maneuverability and defense of both classified and unclassified networks.

A Day in the Life

• Operate, maintain, and monitor F5 appliances, configurations, identify BIG‑IP Traffic Processing Objects, and analyze overall health and effectiveness of multiple BIG‑IP F5 instances.
• Manage application integration designs around application logic and authentication configuration (session management, application redirects, rewrites, migration scenarios, app routing, CAC/PIV authentication).
• Support, troubleshoot, and configure SSL intercept/inspection, web certificates, certificate management, PKI Certificate Authority (CA) bundles, private/public keys.
• Install, configure, and administer BIG‑IP F5 Platform Suite referencing Web Applications with Local Traffic Manager (LTM) and Access Policy Manager (APM) services.
• Install and patch BIG‑IP F5 systems, and document DISA Security Technical Implementation Guidelines (STIG) checklists.
• Design and administer load balancing strategies/techniques in application switching/traffic management, knowledge of persistence and SSL certificates.
• Create and maintain documentation detailing architecture components, configurations, monitoring & alerting setup, troubleshooting guides, and checklists.

When I Read the Below It Sounds Like Me

• 5+ years of professional experience with BIG‑IP F5 products performing systems administration, including installations, configurations, monitoring system performance and availability, upgrades, troubleshooting, and certificate management.
• Active Secret Clearance.
• IAT‑II Certification (required).
• At least one of the following certifications: F5 Certified Technology Specialist (CTS) – Local Traffic Manager (LTM) OR CTS – Access Policy Manager (APM) OR BIG‑IP Certified Administrator.

Other Information

• Competitive salary and a 401(k) program with company match.
• Comprehensive benefits package including health, vision, dental, life, and disability insurance.
• Generous paid time off package.
• If accommodation is needed with the application and/or interview process for applicants with disabilities, please contact Human Resources at 757‑494‑5151.
• DLS is an E‑Verify company.
• DLS is an equal‑employment‑opportunity employer. Qualified applicants will receive consideration without regard to age, race, religion, sex (pregnancy, sexual orientation, gender identity), national origin, or disability. We encourage all qualified applicants to apply. If you believe you have been discriminated against, please contact Barbara Ellison. You also have the right to file a charge of discrimination with the Equal Employment Opportunity Commission.
• Must be able to pass a government background check, which will be completed before employment.

The Pay Range for This Role Is

$75,000 - $80,000 USD per year (Montgomery, AL).