Firewall Engineer

Secure our Nation, Ignite your Future

Become an integral part of a diverse team while working at an industry leading organization, where our employees come first.  At ManTech International, you will help protect our national security while working on innovative projects that offer opportunities for advancement.

Currently, ManTech is seeking a motivated, career and customer-oriented Firewall Engineer in South Burlington, VT; Camp Springs, MD; or in a location to be determined upon offer acceptance.

Responsibilities include, but are not limited to:

• Managing Palo Alto firewalls, AWS administration, AlgoSec and Cisco StealthWatch, network security, and overall enterprise network infrastructure support.
• Provide inventory reports detailing license management for current products.
• Coordinate with the appropriate USCIS groups to implement/validate change success.
• Proactively address issues, incidents, outages, and security considerations ensuring the stability of network capabilities and provide technical support with existing capabilities and expanded automation.
• Work as escalation point to provide resolutions for network and firewall related issues and work with the Critical Incident Response Team (CIRT) when a firewall / network team presence is requested.
• Collaborate with vendors and consultants to maintain and improve upon the USCIS systems under the team purview.
• Work within a standard change management process to implement firewall / system changes.
• Use Agile tools such as JIRA, Confluence and MS Teams to provide transparency and allow information to be visible in real time and to create a unified backlog ensuring visibility into all areas of work and identifying inter-dependencies between teams.
• Review, update and collaborate with other EIS contract teams and the federal customer to produce network documentation and system detailed designs utilizing applications like Visio.
• Review/approve firewall change requests.
• Provide network assistance and expert advice in the resolution of incidents elevated to the Critical Incident Response Team (CIRT). The CIRT is responsible to contact and triage the appropriate experts to collectively solve technical issues across the USCIS infrastructure and its applications. Once contacted by the CIRT, the contractor will remain engaged until the issue is declared resolved or the contractor is released by the CIRT.
• Perform documentation and timely closure of tickets that have been escalated to the firewall team.
• Occasionally after-action reports (AARs), incident analysis reports (IARs), or knowledge base (KB) documents will need to be created.

Required Qualifications:

• 5-10 years of enterprise firewall administrative experience.
• Ability and desire to work in an enterprise level, collaborative environment.
• Possess superior technical aptitude and effective written and verbal communications skills.
• Strong troubleshooting and analytical skills required.
• Must have strong critical thinking, complex problem solving, appropriate judgment, and decision-making skills.
• Experience with major cloud providers (AWS preferred).
• Required Administrative Familiarity:
  • Palo Alto Firewalls (Must have)
  • Panorama (Must have)
  • AlgoSec (Preferred)
• Familiarity use of system(s) preferred:

• Splunk
• Service Now
• AppInternals
• Stealthwatch
• Infoblox
• NetCollector
• New Relic
• Solarwinds

Preferred Qualifications:

• Familiar with tools including:

• ServiceNow, Jira, Confluence, GitHub
• Experience with ITIL, DevSecOps and Agile concepts
• Experience supporting Government contracts

• Bachelor's degree in Computer Science, or related field (preferred).

Certification Requirements:

• PCCET, PCNSA, PCNSE, CCNA, CCNP, or equivalent experience (preferred)

Security Clearance Requirements:

• U.S. Citizen with the ability to obtain Public Trust and complete DHS security clearance
• Ability to obtain DHS EOD suitability
• Current DHS EOD highly preferred

Physical Requirements:

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

The projected compensation range for this position is $99,200-$164,600. 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.

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