Computer Network Architect

Secure our Nation, Ignite your Future

Currently, ManTech is seeking a motivated, career and customer-oriented Senior Computer Network Architect to work remotely and in the National Capital Region to provide unparalleled support to our customer and to begin an exciting and rewarding career within ManTech.  We have opportunities in the Washington, DC area as well as Northern Virginia and Maryland. If you are looking for an opportunity in any of those locations, we encourage you to apply.

Responsibilities include but are not limited to:

• Using an Agile engineering approach, DevSecOps, and industry best practices to architect, engineer, and implement network security control methods in Cloud environments. 
• Leveraging secure Cloud solutions and next generation firewall and intrusion protection. 
• Performing as network architecture and engineering escalation point for network security to effectively support security processes and procedures. 
• Configuring and implementing Next Generation Firewall systems and Next Generation Intrusion Protection Systems. 
• Reviewing existing configuration settings to identify potential security vulnerabilities and proposing/implementing setting or architectural changes to address these vulnerabilities. 
• Performing 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 security posture and eliminate unnecessary risk. 
• Participating as security engineering representative on engineering teams for the design, development, implementation, evaluation, and/or integration of secure networking, computing, and enclave environments. 
• Applying knowledge of IA policy, procedures, and workforce structure to design, develop, and implement secure networking, computing, and enclave environments. 
• Performing system or network designs that encompass multiple enclaves to include those with differing data protection/classification requirements. 
• Performing Network system backups and recovery. 

Minimum Qualifications:

• A minimum of 5 years of experience as a Network Architect
• Bachelor’s degree preferably in the Science, Technology, Engineering and Mathematics (STEM) majors or additional equivalent experience
• DOD 8570 IAT Level II certification
• Experience with DevSecOps and Agile concepts
• Experience working with Cloud based infrastructures (AWS and Azure)
• Solid understanding of industry-standard network design principals and best practices 
• Enterprise level architecture, network engineering experience, systems administration, and systems automation experience
• Technical leadership in Enterprise Architecture (EA) and IT Service Delivery
• Experience in conducting assessments at an Enterprise level, reviewing technical documentation, conducting interviews and workshops, identifying gaps, and developing tailored solutions
• Experience developing, configuring, and delivering COTS solutions in support of enterprise IT infrastructure design (e.g., network, storage, virtualization, database, 3rd party tools) 
• Deep experience with networking and security methods and tools
• Proven experience with managing and using Dev Ops concepts
• Experience with the following tools and concepts: 
• Network Infrastructure Management, Reverse Proxy (Blue Coat), Firewall Management System, Next Generation Firewall, and Web Application Firewall 
• Identity and Access Management (IdAM), Identity and Access Management (IAM), Cloud Access Security Broker (CASB)

Preferred Qualifications: 

• CISSP certification
• Familiar with Jira and Confluence
• Experience implementing, integrating, operating, and maintaining a large enterprise infrastructure
• Experience with Disaster Recovery and Business Continuity Planning
• Broad experience deploying technical solutions into enterprise-wide infrastructure
• Demonstrated expertise in security policy and operational implementation
• Experience working with Cloud architects, system engineers/administrators, database administrators, software engineers, and application developers to generate assessments, as well as develop and implement actionable recommendations analysis - Internal enterprise or external customer-facing experience as a technical lead - Expert with AWS, Azure, and/or other Cloud offerings
• AWS Cloud administration and/or migration experience
• Experience with the following tools and concepts: 
• Security Information and Event Management (SIEM) 
• Data Dissemination Service (CSP native) 
• Global Transport Management 
• IP Address Management, DNS Hosting, Caching, Recursion 
• DDoS Protection Service 
• CSSP Services (C5ISR) 

Clearance Requirements: 

• This role requires an active TS/SCI clearance

Physical Requirements 

• Must be able to be in a stationary position more than 50% of the time 
• Must be able to communicate, converse, and exchange information with peers and senior personnel 
• Constantly operates a computer and other office productivity machinery, such as a computer 
• 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 person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc

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.

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