Demo

F5 Security Engineer - Active TS/SCI with CI Poly

ENS Solutions, LLC
Washington, DC Full Time
POSTED ON 11/13/2025
AVAILABLE BEFORE 12/13/2025
  • Participate in the development and support of customer technical requirements 
  • Champion a collaborative, team-based environment, sharing standard methodologies and success and building positive relationships 
  • Plan, Design, Develop, Implement and Operate F5 products such as LTM, ASM, BIG-IQ and APM 
  • Manage the configuration on multiple physical and virtual F5 across multiple data centers 
  • Develop scripts and tools to automate configuration of a large number of network security devices distributed across multiple data centers 
  • Propose and implement system enhancements that will improve the performance and reliability of the network security infrastructure 
  • Applies capacity planning configuration changes as demanded by the business 
  • Address performance, scalability, and service architecture administration issues 
  • Design, install, configure, maintain network security services, equipment and devices 
  • Plan and support network security infrastructure 
  • Provide clear technical documentation and written procedures for issues identified and addressed 
  • Monitoring and troubleshooting of platform and OS based problems, network security infrastructure and connectivity issues 
  • Perform launch testing for new software releases and the introduction of new features 
  • Coordinate equipment orders including physical or virtual appliances, as well as upgrading, monitoring, testing and servicing the systems as needed 
  • Demonstrates knowledge of a broad range of technology towers i.e.: Storage, Virtualization, Intel, Networking, Data Center Migration and Disaster Recovery 
  • Knowledge of risk and controls landscape, ensuring company-wide standards are met 
  • Participate in change and incident management 
  • Anticipating potential problems and acting to minimize the impact they may have on the project or unit 
  • Ability to collaborate with different technology towers to achieve common goals 
  • Bachelor’s degree in computer science, information systems, telecommunications, or an engineering focused field 
  • Must have an Active TS/SCI and willing to obtain a CI Poly
  • 5 years of relevant F5 experience with F5 LTM, ASM, BIG-IQ, and/or APM administration and life cycle management including experience with advanced iRule creation and troubleshooting 
  • Ability to handle multiple complex F5 configurations and deployments at once 
  • Understanding of networking at all layers of the OSI model; and Previous experience with web application technologies 
  • Experience deploying, managing, and troubleshooting network systems, switching, and routing protocol standards such as: TCP/IP, MPLS, OSPF, BGP, SDN, and 802.1x. 
  • Experience managing and troubleshooting DNS, DHCP, IPAM, and NTP in a large multi-site environment 
  • Ability to manage multiple stands of work simultaneously. 
  • Executes within a customer-centric environment. 
  • Excellent verbal and written communication skill Hands on experience with Python and APIs 
  • Self-driven with the ability to manage workload without direct supervision 
  • Must have the F5 201 certification
  • 8570 IAT Level II Certification required 

Preferred Skills/Qualifications 

  • Experience with Infoblox DDI, Microsoft DNS, Dyn, VMWare Automation products (vRO, vRA) 

Essential Network Security (ENS) Solutions, LLC is a service-disabled veteran owned, highly regarded IT consulting and management firm. ENS consults for the Department of Defense (DoD) and Intelligence Community (IC) providing innovative solutions in the core competency area of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, System Engineering, Program/Project Management, IT support, Solutions, and Services that yield enduring results. Our strong technical and management experts have been able to maintain a standard of excellence in their relationships while delivering innovative, scalable and collaborative infrastructure to our clients.

Why ENS?

  • Free Platinum-Level Medical/Dental/Vision coverage, 100% paid for by ENS
  • 401k Contribution from Day 1
  • PTO 11 Paid Federal Holidays
  • Long & Short Term Disability Insurance
  • Group Term Life Insurance
  • Tuition, Certification & Professional Development Assistance
  • Workers’ Compensation
  • Relocation Assistance

Salary.com Estimation for F5 Security Engineer - Active TS/SCI with CI Poly in Washington, DC
$90,942 to $109,081
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a F5 Security Engineer - Active TS/SCI with CI Poly?

Sign up to receive alerts about other jobs on the F5 Security Engineer - Active TS/SCI with CI Poly career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$65,440 - $83,454
Income Estimation: 
$102,189 - $143,024
Income Estimation: 
$131,611 - $156,576
Income Estimation: 
$141,102 - $168,742
Income Estimation: 
$71,709 - $89,893
Income Estimation: 
$87,720 - $106,708
Income Estimation: 
$87,720 - $106,708
Income Estimation: 
$108,098 - $130,480
Income Estimation: 
$108,098 - $130,480
Income Estimation: 
$131,611 - $156,576
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at ENS Solutions, LLC

ENS Solutions, LLC
Hired Organization Address Washington, DC Full Time
As a Systems Engineer supporting the Government, you will be a part of a team charged with engineering IDAM technologies...
ENS Solutions, LLC
Hired Organization Address Annapolis, MD Full Time
As a Storage Engineer supporting the Government, you will be trusted to work on Platform Engineering Services engineerin...
ENS Solutions, LLC
Hired Organization Address Annapolis, MD Full Time
Participate in the development and support of customer technical requirements Champion a collaborative, team-based envir...
ENS Solutions, LLC
Hired Organization Address College Park, MD Full Time
Implementing the Microsoft Defender solution and supporting the transition to emerging Microsoft technologies. Experienc...

Not the job you're looking for? Here are some other F5 Security Engineer - Active TS/SCI with CI Poly jobs in the Washington, DC area that may be a better fit.

Virtualization Engineer - Active TS/SCI with CI POLY

ENS Solutions, LLC, Sterling, VA

Suricata Engineer - Active TS/SCI with CI Poly

ENS Solutions, LLC, College Park, MD

AI Assistant is available now!

Feel free to start your new journey!