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Network Security Engineer

General Dynamics Information Technology
Closing date
19 Jun 2024

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Job Role
Network Security
Job Type
GDIT is seeking a Sr. Security Engineer to support the NIH Center for Information Technology (CIT). In this role you will be responsible for the configuration, deployment, and management of the customer's security appliances and infrastructure in a 24x7x365 environment. You will also be responsible for monitoring the customer's security appliances for internal and border security framework.

Work Visa sponsorship will not be provided for this role.

Responsible for administration of LAN technologies for Cisco ASA Firewalls

Responsible for administration of firewalls, including Cisco ASA, ACS, RSA, Cisco AnyConnect, Gigamon, and Cisco VPN

Provide troubleshooting and problem–solving for a wide variety of client/user LAN/Security related issues

Work closely with other IT functional teams to ensure cohesive support and strategies across the IT organization

Support the development of project plans and execution as authorized

Maintain relationships with key Third–Party software/hardware vendors to provide support to the infrastructure as needed.

Provide daily support for tickets, including service requests, incidents, problems, and tasks

Provide auditing and compliance of deployed security infrastructure

Responsible for configuration changes and code upgrades as needed to address vulnerabilities reported by internal/external audits

Analyze and prepare data using Algosec and Splunk; present data to customers, and propose changes required to remove vulnerable rules

Conduct IOS code version bug scraping with Cisco SME/TAC

Conduct IOS code version lab testing before implementation

Conduct quarterly IOS code upgrades

Provide firewall hardware refresh support (not limited to physical deployments)


Education: BS/BA (or equivalent)

Required Experience: Minimum of eight years related experience

Required Technical Skills:
Minimum of eight years of experience implementing and maintaining Cisco ASA, VPN, ACS, AnyConnect, Gigamon

Minimum eight years of experience in a Network Security Engineering role

Experience with network infrastructure in enterprise datacenter solutions

Experience with mid to large–scale implementations of Cisco firewalls

Expert level experience with CLI

Security Clearance: Must have an active NIH Public Trust

Required Skills and Abilities:
Must be able to effectively communicate

Ability to explain and elaborate on technical details

Ability to self–direct, take initiative and lead teams

Ability to multitask and prioritize work in a fast–paced IT environment

Preferred Skills:
CCNP or other related network certifications

Experience with Cisco wireless LAN controllers

Experience with Forescout security products

Experience configuring Cisco ASAs and switches

Experience configuring 802.1X

Experience configuring and implementing network segmentation, including VLANs and MPLS

Experience with multiple end–system operating systems, including Windows, Linux, Mac OS, and Apple IOS.

Experience with ServiceNow and Visio

Location: Hybrid; must be able to work one day a week in office and as needed at 6555 Rock Spring Drive, Bethesda, MD.

401K with company match

Comprehensive health and wellness packages

Internal mobility team dedicated to helping you own your career

Professional growth opportunities including paid education and certifications

Cutting–edge technology you can learn from

Rest and recharge with paid vacation and holidays

Work Requirements

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Years of Experience
8 + years of related experience

may vary based on technical training, certification(s), or degree

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CCNA – Cisco

Travel Required

Salary and Benefit Information
The likely salary range for this position is $101,566 – $134,895. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.
View information about benefits and our total rewards program.
About Our Work

We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

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.

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