Colorado Technology Jobs

Colorado Jobs

Job Information

ManTech Senior System Application Administrator (Boundary) in Colorado Springs, Colorado

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 Corporation, you’ll 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 Senior System Application Administrator (Boundary) to join our team in Colorado Springs, CO.

The IAFNOS contract includes supporting day-to-day operational issues, ensuring systems are operational and fully capable. Team members provide technical support to the AF Network Integration Center (AFNIC) and Program Management Office (PMO) fielding activities. They monitor, assess and respond to real-time network events, and take appropriate response action to ensure military personnel are supported 24 hours a day, 365 days a year.

Responsibilities include, but are not limited to:

  • Leading the AFIN infrastructure O&M, including implementation of two person integrity.

  • Leading activities related to change management, release and deployment, or Boundary management.

  • Administering and managing network Boundary devices and technologies.

  • Working with Communications Squadrons and other base-level authorities to maintain and administer security Boundary components at locations IAW DoD and AF standards and guidance, using industry best practices.

  • Changing, upgrading, and patching Boundary devices requiring two-person compliance through established change management procedures.

  • Participating in project management, planning, implementation and installation to ensure configuration and integration conforms to baseline architecture.

  • Identifying potential threats and managing resolution of security violations.

  • Operating and maintaining network Boundary devices and technologies to include, but not limited to:

  • Maintaining and operating Intrusion Prevention Systems (IPS).

  • Troubleshooting and correcting IPS induced service issues.

  • Maintaining physical infrastructure to include troubleshooting, operating system patching and identifying potential threats.

  • Managing resolution of security violations.

  • Installing and configuring network Boundary devices and technologies such as granting and restricting administrative access to Boundary devices according to authorization rules.

  • Installing, configuring, operating, maintaining, monitoring, administering, and troubleshooting network and network defense technologies (e.g., firewalls, application-based firewalls, intrusion detection systems, web proxy devices and servers, and associated software).

  • Participating in project management, planning, implementation and installation to ensure configuration and integration conforms to baseline architecture.

  • Coordinating the implementation of security policies and execution of threat mitigation and patch management.

  • Validating changes to meet the operational mission, ensure AFIN personnel are cognizant and trained to operate in the changed environment.

  • Providing detailed reporting of the network's operational status.

  • Track compliance with TCNOs/TCTOs/NTOs.

  • May support network computing environment operations and maintenance by identifying network requirements, installing upgrades, and monitoring network performance.

  • Performing supervisory duties as needed.

  • This position involves a rotating shift.

Basic Qualifications:

  • Must be a U.S. Citizen with an Active DoD Secret Security Clearance.

  • Must have a Security+ certification or other 8570, IAT II satisfying certification.

  • At least 3 years of directly related experience is required.

Preferred Qualifications:

  • Blue Coat Certified Admin and Professional (BCCPA).

  • Linux+.

  • Accredited Configuration Engineer (ACE).

  • Solarwinds Certified Professional.

  • Wireshark Certified Network Analyst (WCNA).

  • Certified Infoblox Core Admin.

  • Red Hat Certified System Admin (RHCSA).

  • Experience with Enterprise administrative experience with Palo Alto Networks firewall, Palo Alto Networks Panorama, McAfee Sidewinder firewall, Bluecoat proxy and McAfee Firewall Enterprise Control Center.

  • Enterprise administrative experience with McAfee Sidewinder firewall, Bluecoat proxy and McAfee Firewall Enterprise Control Center.

Security Clearance Requirements:

  • Must have a minimum of a Secret Security Clearance.

Physical Requirements:

  • Must be able to remain in a stationary position 50%.


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 as a result of your disability. To request an accommodation please click and provide your name and contact information.