Senior F5 Engineer Jobs in Reston, VA (NOW HIRING)

Overview Abile Group has an exciting and challenging opportunity for a Sr Network Engineer on a 10 year contract providing User Facing and Data Center Services supporting an Intelligence Community customer. All the personnel on the team will work together to support innovative design, engineering, procurement, implementation, operations, sustainment and disposal of user facing and data center information technology (IT) services on multiple networks and security domains, at multiple locations worldwide, to support the IC mission. The right candidate will possess the below skills and qualifications and be ready to handle all responsibilities independently and professionally. Responsibilities * Coordinates with project staff for solution development and deployment while managing project aspects within applicable technical area of responsibility.
* Collaborates with system engineers across teams and disciplines to ensure solutions meet established technical goals and are deployed within established timelines.
* Evaluates new network technologies and makes recommendations to stakeholders regarding the integration of these technologies into the existing network.
* Develops and implements methodologies for analysis, testing, and support of LAN and WAN networks.
* Diagnoses hardware and software problems and replace defective components.
* Supports operations and maintains activities and administer networks including hardware, systems software, applications software, and all configurations.
* Ensures systems are integrated with existing performance and availability management framework.
* Schedules and coordinates systems changes within the established change management framework.
* Evaluates new system hardware and software to ensure optimal integration with existing hardware and compliance with customer standards.
* Prepares technical proposals for presentation to the engineering review boards for adding new technologies to the network.
* Performs a full range of upgrades in accordance with existing network architecture.
* Reviews user requests for upgrades or additions to the network to assess impact on network performance and provide advice and guidance on the most practical technical approach to meeting user requirements.
* Performs long term O&M activities to include tier 3 troubleshooting and problem resolution.
* Interfaces with external tier 4 support staff and vendor support as required for problem resolution.
* Utilizes complex network analysis tools to identify and correct problems in the network while maintaining logs and records associated with reported problems or situations.
* Prepares troubleshooting procedures for restoring the network to optimal performance levels.
* Develops and documents standard operating procedures (SOP) for use by technical support staff.
* Provides fault management for the network and supports performance management functions. Qualifications Clearance Required: TS/SCI with ability to obtain a CI Poly. Degree and Years of Experience: Bachelor's Degree in Computer Programming, Science, Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience. * 10 years of experience preferred with several years focusing specifically on data center networking and technologies. Required Certifications: * Professional or expert level certifications (at a minimum CCNP, F5-CTS or JNCIP) - CCIE/F5-CSE/JNCIE preferred. Required Skills: * SME level understanding and experience with dynamic routing protocols to include OSPF and BGP.
* SME level understanding of data center technologies. Familiarity with EVPN, VXLAN, Cisco vPC, ACI, F5 load balancing and RSTP is a plus.
* Experience with Cisco, F5, Juniper and Palo Alto hardware and operating systems is a plus.
* Understanding and experience analyzing TCP/UDP application flow using external network analyzers along with built-in network switch/router diagnostic tools.
* Familiarity with DoW STIGs and SD-WAN.
* Experience with MS Visio and documenting network architectures and application flows.
* Strong oral and written communication skills.
* Effective at communicating technical ideas through presentations, documentation, meetings.
* Learn and evaluate new technologies.
* The candidate will be responsible for managing their own projects from start to finish so initiative, time management, and attention to detail are critical traits and skills. About Abile Group, Inc. Abile Group, founded in July 2004 to support the Intelligence Community and its contractors across Enterprise Analytics, IT & Systems Engineering, and Program & Project Management, merged with Valiant Solutions in January 2026 - an established provider of cybersecurity technologies and services for Federal Agencies since 2005. Together, this partnership creates a stronger, more integrated cybersecurity organization with expanded opportunities for employees, deeper technical collaboration, and a unified mission. With significant experience serving the Federal Government, we remain dedicated to our employees and clients and seek high‑performing professionals who excel at providing guidance, developing solutions, and delivering implementation support that blends industry best practices with client expertise and Abile's broad technical capabilities. Hiring Statement Abile is committed to hiring the most qualified and best fit person for the job - always has, always will. Anyone requiring reasonable accommodations should email with requested details. A member of the HR team will respond to your request within 2 business days. Please review our current job openings and apply for the positions you believe may be a fit. If you are not an immediate fit, we will also keep your resume in our database for future opportunities.