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Job Details

Load Balance System Administrator




Alexandria, Virginia, United States


Leidos is seeking a Load Balance System Administrator to support a large enterprise IT contract for the DOD. This role is responsible for implementation, operations, and maintenance of load balancer technologies in a global enterprise across multiple networks. Duties include updating to new technologies, tuning performance, and implementation of critical system patches. This infrastructure may include on-premises and cloud resources.

Primary Responsibilities:

  • Ensure Secure Socket Layer/Transport Layer Security (SSL/TLS) offloading and brokering PKI authentication features provided by the F5 appliance is operational at all times

  • Ensure load balancing configurations and PKI certificates are backed up in accordance with customer policies

  • Alert load balancing and reverse proxy customers prior to PKI certificate expiration and assist with certificate renewals as necessary

  • Create, manage, and troubleshoot load balanced IP address spaces

  • Develop and implement technical solutions in collaboration with engineers and architects

  • Provide after-hours support to 24/7/365 IT Operations Center personnel to assist with troubleshooting service outages

  • Develop and update technical solutions, operating procedures and other documentation for 24/7/365 IT Operations Center personnel to assist with initial troubleshooting and triage efforts

Basic Qualifications:

  • Experienced in administering and managing F5 load balancer appliances in an enterprise environment

  • Knowledge of standards, concepts, and tools to be able to complete technology monitoring and management of F5 appliances.

  • Technical knowledge backing up PKI certificates and appliance configurations.

  • Extensive experience creating, managing, and troubleshooting load balanced IP address spaces.

  • Experience working independently in support of customer requirements

  • Experience interfacing with team members on requirements and solutions

  • Familiar with IT Service Management products such as ServiceNow


  • Candidate must, at a minimum, meet DoD 8570.11- IAT Level II certification requirements (currently Security+ CE, CCNA-Security, GSEC, or SSCP)

  • Candidate must possess an F5 Certified Administrator (201) or higher certification


  • Bachelor's degree with 8 years of relevant experience, Masters degree with 6 years

  • Education equivalency of Associate’s with 10 years of related experience or High School Diploma with 12 years of related experience can be used in lieu of Bachelor’s degree.

Security Clearance:

  • Due to the nature of the government contracts we support, US Citizenship is required.

  • TS/SCI with Poly is required for position or a TS/SCI and willingness to get a Poly.

Pay Range:

Pay Range $87,100.00 - $157,450.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Original Posting Date:


While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.