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ManTech Senior Network Security Architect in South Burlington, Vermont

ManTech seeks a motivated, career and customer-oriented Senior Network Security Architect in South Burlington, VT or Camp Springs, MD .

Responsibilities include, but are not limited to :

  • Use Agile engineering approach to DevSecOps and solutioning with Access Identity and Directory Services to architect, engineer, and implement network security control methods in cloud, on-premise and virtual environments to support DHS directive 4300A, NIST 800-53, and industry best practices

  • Maintain network readiness and prepare to scale for the future through compliance with all federal requirements such as DHS 4300A, NIST 800-53, and other industry best practices.

  • Perform as Level 4 network / firewall escalation point for network security to effectively support security processes and procedures. Work with firewall engineers to configure and implement Next Generation Firewall and Intrusion Protection Systems. Extend into secure network solutions, Palo Alto firewall and intrusion protection devices to scale.

  • Continually improve on the network stability working with the performance team to establish network performance metrics for alerting and remediation automations. Architect and engineer a Network Access Control (NAC) solution.

  • Audit firmware versions and configuration settings for the USCIS cloud and infrastructure platforms/devices to eliminate vulnerabilities and ensure USCIS deploys and operates in accordance with vendor recommendations, industry best-practices and DHS configuration guidance.

  • Review existing configuration settings to identify potential security vulnerabilities and propose/implement setting or architectural changes to address these vulnerabilities. Evaluate current and future network designs to ensure that network security is incorporated as an integral consideration in all designs.

  • Perform securing, hardening, and rule creation for new firewalls, switches, routers, and other network equipment. This includes reviewing and re-evaluating existing configuration settings and rules to verify USCIS’ security posture and eliminate unnecessary risk.

Minimum Qualifications :

  • A minimum of ten (10) years of experience as an Enterprise Architect across large and complex network and Microsoft AD environments

  • Certifications: CCIE, PCNSE

  • Extensive security background with Palo Alto firewall systems

  • A minimum of four (4) years of experience in cloud technologies such as but not limited to Azure and AWS.

  • Experience designing and implementing enterprise solutions that increase the availability and security of the enterprise.

  • Extensive experience with on premise physical infrastructure and Virtualization technologies including Hyper-V, VMWare, SAN, FCoe, NFS, SMB3

Preferred Qualifications :

  • Familiar with tools including: ServiceNow, GitHub, Jira, Confluence

  • Experience with ITIL, DevSecOps and Agile concepts

  • Experience supporting Government contracts

Clearance Requirements :

  • U.S. Citizen with the ability to obtain Public Trust and complete DHS Security Clearance prior to starting the position.

  • Current DHS EOD highly preferred

Physical Requirements :

  • Office work, typically sedentary with some movement around the office.

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. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at careers@mantech.com and provide your name and contact information.

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