user avatar

System Administrator 4

CyberCore Technologies

Today
Top Secret/SCI
Unspecified
Polygraph
IT - Hardware
Alexandria, VA (On-Site/Office)

The Digital Modernization Sector brings together our digital transformation and IT programs, allowing us to better serve our customers through scale and repeatability.

CyberCore is seeking an F5 Load Balance Network Engineer to support a large enterprise IT contract. This role is responsible for implementing, operating, and maintaining load balancer technologies across multiple networks within a global enterprise. Duties include updating to new technologies, tuning performance, and implementing critical system patches. This infrastructure may consist of on-premises and cloud resources. This individual will work in a team environment to ensure mission needs are met for internal and external customers.

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 before 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


Required Skills

  • Bachelor's degree with 8 years of relevant experience, Master's degree with 6 years of experience
  • Education equivalency of an Associate's with 10 years of related experience or a High School Diploma with 12 years of related experience can be used in lieu of a Bachelor's degree.
  • 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.
  • Expertise in 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 DoDM 8140.03 (previously DoD 8570) - IT System Admin Intermediate certification requirements (Cloud+, GICSP, SSCP, Security+ CE, GSEC, or higher)
  • Candidate must possess an F5 Certified Administrator (201) or higher certification
  • Active TS/SCI security clearance with a current polygraph or TS/SCI and willingness to obtain a polygraph is required


Additional Details

At CyberCore, we believe in taking care of our employees both inside and outside the workplace. Our comprehensive benefits package includes:

  • Health Insurance to ensure you and your family stay healthy and well.
  • Dental and Vision Insurance for preventive and routine care.
  • Basic Life Insurance and Disability Insurance to provide peace of mind for you and your loved ones.
  • Paid Holidays and Paid Time Off (PTO) to help you relax, recharge, and enjoy life.
  • Paid Parental Leave for new parents to focus on family.
  • Tuition Reimbursement to support your professional growth and education.
  • A 401(k) plan with a company match to help you plan for your future.


At CyberCore, we are committed to fostering a supportive and enriching environment where you can thrive both personally and professionally.

The salary range for this role is $75,000 - $175,000. This range is a good faith estimate that reflects various experience levels. At CyberCore, we consider multiple factors when determining compensation, including the specific role and its responsibilities, the candidate's professional experience, geographic location, education, and relevant skills. This range is not a guarantee of salary, as final compensation may also be influenced by contractual requirements and other considerations.

Equal Employment and Diversity

CyberCore has, on many occasions, expressed support and commitment to the principles of diversity and equal employment opportunity. It is CyberCore's policy to recruit, hire, train, and promote individuals, as well as administer all personnel actions, without regard to race, color, national or ethnic origin, pregnancy, age, religion, disability status, sex, sexual orientation, gender identity and expression, veteran status, genetic information or any other characteristic protected under applicable federal or state law. CyberCore will not tolerate unlawful discrimination, and any such conduct is prohibited. CyberCore is committed to ensuring that CyberCore's workforce and volunteers reflect America's diverse population. CyberCore knows that such diversity will enrich the company with the talent, energy, perspective, and inspiration we need to achieve our mission.
group id: 10117368
Find CyberCore Technologies on Social Media
Network Employers
user avatar
About Us
CyberCore Technologies maintains a global presence through our locally owned and operated organizations. We support the Department of Defense (DoD) in many long-term engagements throughout DoD, IC, DHS and commercial organizations for planning and successfully implementing technology projects. Our core competencies are in Value Added Reseller (VAR), Systems Integration, Professional Services and Managed Services. We deliver mission critical solutions that make a difference, by starting with our clients’ needs, collaborating closely and then creating a solution that works best for the client. Our advanced methodology safeguards our clients supply chain processes in five steps; Asset Verification, Vulnerability Identification, Risk Analysis, Mitigation and Documentation & Reporting.

CyberCore Technologies Jobs


Job Category
IT - Hardware
Clearance Level
Top Secret/SCI