Logo
ManTech

Network Security Engineer Lead

ManTech, Washington, District of Columbia, us, 20022


Description & Requirements

Currently, ManTech is seeking a motivated, career and customer-oriented Senior Network Security Engineer Lead to join our team supporting a large U. S. Government program within the National Capitol Region.

Responsibilities include, but not limited to:

Provide network security for the customer’s LAN environment, Remote Access, site to site VPNs, Wireless, TIC and support for the WAN to include but not limited to upgrades, patches, etc..

Manage and implement physical as well as AWScloud-based firewalls, proxies, VPN concentrators, and related network security and protection technologies.

Manage and monitor the Cisco ISE solution and environment for identity management.

Develop, implement, and sustain network operating rules, objects, and flows across a complex, global enterprise.

Implement, operate, configure, maintain, and replace (as needed) the Internal Proofpoint Mail Servers

Collaborate with groups to support the Zscaler environment and customer’s TIC.

Collaborate with analysts, engineers, data scientists to deliver continuous improvement in cyber defense/resilience.

Work with and provide guidance to Security Operations Center and other Information Security team activities on security strategies, processes, response, and technologies.

Provide support to Incident Response on security incidents including mock security incident exercises.

Critically analyzes network infrastructure to find opportunities to improve efficiencies and reduce the security threat profile.

Provide mentorship and training on areas of expertise to Information Security and other internal teams.

Participate in audits covering network security services and technologies.

Participate in proactive research and provide recommendations for continuous improvement on information security technologies, processes, and services.

Participate in on-call coverage and perform effective escalation of problems and issues.

Present project status reports to senior management, adhere to policies and practices relative to technical guidelines and change management processes, and may contribute to the development of new policies and practices by suggesting innovative ideas.

Work closely with business and application owners on design, troubleshooting, support, and documentation of new application deployment and enhancements.

Perform internal audits and reviews to ensure compliance with all security policies and procedures which includes internal penetration and vulnerability scans.

Evaluate new and emerging network security trends, products, and technologies.

Basic Qualification:

Requires Bachelor's degree or equivalent in Computer Science or a related field, and

Must have a minimum of 7 years of IT experience of which at least 5 years providing network security support for LAN and WAN environments. five to seven years of relevant experience.

Must have hands on experience with Fortigate (Fortinet, FortiAnalyzer, FortiManager); Cisco ISE; and Zscaler.

Experience with researching, evaluating, testing, recommending, and implementing new security software or devices.

Experience with developing, testing, and operating firewalls, intrusion detection systems, enterprise anti-virus systems and software deployment tools.

Familiar with current network security technological developments and applications.

Experience with evaluation of vendor products to make recommendations for purchase.

Security Clearance Requirements:

Must be a U.S. citizen.

Must possess and maintain an Active Top Secret clearance

Physical Requirements:

Work to be performed at a government facility in the National Capitol Region.

Must be able to communicate, converse, and exchange information with peers and senior personnel.

The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

The projected compensation range for this position is $109,100.00-$181,100.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, ManTech invests in it’s employees beyond just compensation. ManTech’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, Short Term and Long Term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

For all positions requiring access to technology/software source code that is subject to export control laws, employment with the company is contingent on either verifying U.S.-person status or obtaining any necessary license. The applicant will be required to answer certain questions for export control purposes, and that information will be reviewed by compliance personnel to ensure compliance with federal law. ManTech may choose not to apply for a license for such individuals whose access to export-controlled technology or software source code may require authorization and may decline to proceed with an applicant on that basis alone.

ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Wartime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law.

If you require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please contact ManTech's Corporate EEO Department at (703) 218-6000. ManTech is an affirmative action/equal opportunity employer - minorities, females, disabled and protected veterans are urged to apply. ManTech's utilization of any external recruitment or job placement agency is predicated upon its full compliance with our equal opportunity/affirmative action policies. ManTech does not accept resumes from unsolicited recruiting firms. We pay no fees for unsolicited services.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access https://mantech.avature.net/en_US/careers (https://sandboxmantech1.avature.net/en_US/careers) as a result of your disability. To request an accommodation please click careers@mantech.com and provide your name and contact information.