Network Security Architect

Clearance Level
Information Security
Bethesda, Maryland

REQ#: RQ96753

Travel Required: None
Public Trust: NACI (T1)
Requisition Type: Regular

At GDIT, people are our differentiator. We are seeking a Security Architect/ Engineer to support National Institutes of Health, Center for Information Technology (CIT) activities. You will lead projects, as well as implement and support Security initiatives for the Network Services program in CIT. This work encompasses the delivery of wired, wireless and VPN solutions and security solutions among other network infrastructure projects.

In this role, you will be responsible for the leadership and direction of all Security-related matters for the configuration, deployment, and management of the customer’s Security Infrastructure in a 24x7x365 environment. You will also be responsible for, but not limited to, design, configuration change management and future technology solutions and direction.

Job Responsibilities and Duties:

  • Architecture and Administration of LAN technologies of Cisco Switches and Cisco ASA Firewalls
  • Architecture and Administration of Network Access Control systems, including but not limited Cisco ISE, Forescout, Cisco ACS, RSA, Cisco AnyConnect, Gigamon.
  • Provide advanced troubleshooting and problem solving with a wide variety of client/user issues and act as an escalation point for Security / Network related issues
  • Maintain a relationship with key Third-Party vendors, such as software/hardware vendors to provide support to the infrastructure as needed.
  • Create and maintain network diagrams and document activities
  • Provide Subject Matter Expertise for all networking technologies with heavy participation in key decision-making processes for the acquisition of current/new technologies into the NIH environment.
  • Meet with GDIT management and the Federal customer to review design and implementation efforts as requested.
  • Work closely with other IT functional teams to ensure cohesive support and strategies across the IT organization
  • Provide consultation service to support new Service Requests / Intake Process
  • Provide oversight of Technology / Change Management Planning
  • Execute project plan as authorized 
  • Assist PMO with Work Breakdown Structure (WBS) as needed


  • BS degree and 15 years relevant experience or equivalent combination such as CCIE plus 10 years related experience
  • Advanced experience with Cisco Security Appliances and Firewalls
  • Experience with network infrastructure in enterprise datacenter solutions.
  • Experience with running mid to large scale implementations of Network Access Control technologies.
  • Excellent written and verbal communication skills.
  • Ability to explain and elaborate on technical details.
  • Ability to assist in troubleshooting and problem solving a wide variety of client/user issues.
  • Must be able to obtain and maintain a NIH Public Trust.


  • Cisco CCNA/CCNA/Security, CCNP/CCNP Security, CCIE certifications
  • Cisco SISE certification
  • Forescout FSCA/FSAA/FSCE certifications
  • Experience with ServiceNow
  • Project Management Experience


  • Full-flex work week
  • 401K with company match
  • Internal mobility team dedicated to helping you own your career
  • Collaborative teams of highly motivated critical thinkers and innovators
  • Ability to make a real impact on the world around you




COVID-19 Vaccination Requirement: To protect the health and safety of its employees and to comply with customer requirements, GDIT may require employees in certain positions to be fully vaccinated against COVID-19. Vaccination requirements will depend on the status of the federal contractor mandate and customer site requirements.

We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.

GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.