Sr. Network Security Engineer

General Dynamics Information Technology • Bethesda, MD

2d • $142,792 - $172,500 • Hybrid

About The Position

The Senior Network Security Engineer configures, deploys, and manages the customer’s Network Access Control (NAC) solution in a 24x7x365 environment. The role includes monitoring, configuration changes, account administration, and software updates for NAC, Cisco ISE, and IDS/IPS solutions, as well as analyzing, troubleshooting, and remediating enterprise issues. The engineer works with other teams to ensure solutions meet performance standards.

The position is based at 6555 Rock Spring Drive in Bethesda, Maryland, with primarily local travel in the DC metro area. The telecommuting option is hybrid. The role supports LAN and network security technologies, customer projects, service tickets, solution design and documentation, vendor relationships, and discussions of design and implementation with management and the customer.

Requirements

• Bachelor’s degree in Computer Science, Information Systems, or equivalent.
• At least 10 years of experience implementing and maintaining Network Access Control technologies, such as Cisco IDS/IPS, Cisco ISE, Forescout, and Cisco AnyConnect.
• At least 10 years of experience in a Network Engineering role.
• Experience with network infrastructure in enterprise datacenter solutions.
• Experience with mid- to large-scale implementations of Network Access Control technologies.
• Ability to obtain and maintain a Public Trust, which requires a background check and fingerprints.
• NACI (T1) is listed as a required public trust/other designation.
• Must be able to work in a 24x7x365 operating environment.

Nice To Haves

• Cisco CCNA, CCNA Security, CCNP, CCNP Security, or CCIE certifications.
• Cisco SISE certification.
• Forescout FSCA, FSAA, or FSCE 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 Windows, Linux, Mac OS, and Apple iOS end-system operating systems.
• Experience with ServiceNow and Visio.

Responsibilities

• Collaborate in the architecture and administration of LAN technologies, including Cisco switches and Cisco ASA firewalls.
• Collaborate in the architecture and administration of network access control systems, including Cisco ISE, Forescout, Cisco ACS, RSA, Cisco AnyConnect, Gigamon, and IDS/IPS.
• Troubleshoot and resolve client and user issues, serving as an escalation point for LAN and NAC-related issues.
• Work with other IT functional teams to provide cohesive support and strategies across the IT organization.
• Support the development of project schedules and execute work as authorized.
• Maintain relationships with third-party software and hardware vendors to support infrastructure.
• Provide daily ticket support for service requests, incidents, problems, and tasks, and regularly update tickets.
• Execute tasks supporting projects and produce daily or weekly status reports.
• Develop and execute change request plans.
• Identify security access control solutions that satisfy customer business objectives and requirements.
• Develop High-Level Designs (HLDs), Low-Level Designs (LLDs), and high-level task lists or Work Breakdown Structures (WBS).
• Document physical and logical topologies for security solutions and create and maintain network diagrams.
• Determine the Level of Effort (LOE) for services and solutions.
• Develop Bills of Materials (BOMs) and participate in decisions about acquiring current or new technologies for the customer environment.
• Document solution risks, issues, and mitigation strategies.
• Provide subject matter expertise on network security technologies.
• Meet with management and the customer to present and discuss design and implementation efforts.

Benefits

• Medical plan options, including some with Health Savings Accounts.
• Dental plan options.
• Vision plan.
• 401(k) plan with pre-tax and post-tax contribution options and a company match.
• Full flex work weeks where possible.
• Paid time off plans, including vacation, sick and personal time, holidays, and paid parental, military, bereavement, and jury duty leave.
• Short- and long-term disability benefits.
• Life, accidental death and dismemberment, personal accident, critical illness, and business travel and accident insurance are provided or available.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior