24 days old

Principal-Systems Administrator

Purcellville, VA 20132
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As the largest communications company in the world, more than 120 million customers count on us every day to deliver the wireless, Internet, data and advertising services that fuel their businesses and connect them to their world. You will find yourself connecting communications and technology with opportunities that will take you to places you never imagined.


What does it take to join us? We demand exceptional skills in your discipline and a real dedication to being the best.


After all, we're asked to keep AT&T profitable and on the cutting edge, and at the same time, build on more than a century of innovation and success. We are a world leader in communications and entertainment, and we plan to keep on growing.


This position provides support to the AT&T Cybersecuritys CNOSC (Consolidated Network Operations & Security Center) in operating and maintaining McAfee software and clients for supported organizations. Activities that this position performs include deploying, configuring, monitoring, tuning, upgrading, and troubleshooting McAfee components spanning large and complex environments.


Primary Responsibilities:


Provide McAfee support to various organizations across Federal and DoD clients.

Complete the following key functions for McAfee deployments across the CNOSCs area of responsibility

-Install updates to McAfee software as released and in compliance with STIG requirements

-Deploy, maintain, and tune McAfee clients to meet current and future standards

-Create, deploy, and manage custom McAfee signatures

-Monitor McAfee ePO for intrusions, failures and other issues

-Monitor McAfee software to ensure that the clients/servers are operational and reporting properly

-Perform systems administration and management duties for both physical and virtual systems

-Support virtual systems to include both desktops and servers

-Support enterprise level applications

-Secure and support applications and systems in compliance with RMF requirements

-Ensure that clients do not block legitimate traffic

-Ensure the environment is updated according to DoD standards and guidelines

-Follow approved DoD, STIG standards and DoD IAVA requirements

-Ensure that all systems are operating with valid licenses for all installed software

-Maintain and troubleshoot the management systems

Monitor and audit configurations to ensure that unintended changes do not occur

Monitor the health and performance of the security technology systems


Basic Qualifications:


Bachelor's degree and 5+ years of prior IT experience with 2+ years working with McAfee ePO and clients within the Federal or DoD environment.

-Additional work experience or Cyber courses/certifications may be substituted in lieu of degree.

Windows Server 2012 or 2016 certification certification preferred prior to start OR commitment to obtain within 6 months of start date

Demonstrated experience with multiple network security zones, subnetting, VRFs, and VLANs

Strong analytical and troubleshooting skills.

Must be a US Citizen.

Must hold a Secret clearance with TS/SCI eligibility preferred


Preferred Qualifications:


Cybersecurity experience (Protect, Detect, Respond and Sustain) within a Computer Incident Response organization.

Demonstrated understanding of the life cycle of cybersecurity threats, attacks, attack vectors and methods of exploitation with an understanding of intrusion set tactics, techniques and procedures (TTPs).

Experience with malware analysis concepts and methods.

Motivated self-starter with strong written and verbal communication skills, and the ability to create complex technical reports on analytic findings.

Familiarity or experience in Intelligence Driven Defense, Cyber Kill Chain methodology, and/or MITRE ATT&CK framework.


**Principal Functional Skills / Competencies associated with this Title:**


+ Client/Server Tools

+ Effective Presentations

+ Hardware Installation and Support

+ Local Area Networks

+ Network Administration

+ Operating Systems and Environments

+ Process Management

+ Scripting Tools and Languages

+ Server Software

+ Software Installation and Support

+ Storage Area Networks

+ Storage Management

+ Wide Area Networks


Note: Additional skills / competencies may be added to this specific requisition. During the application process, you will be asked to provide your proficiency and experience with all the skills / competencies associated with the requisition.


Click here to view this job description in Career Intelligence. (http://careerintelligence.web.att.com/cip/view/main.html#!/jobProfile/49091208)


Job Code - 49091208
We expect employees to be honest, trustworthy, and operate with integrity. Discrimination and all unlawful harassment (including sexual harassment) in employment is not tolerated. We encourage success based on our individual merits and abilities without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, disability, marital status, citizenship status, military status, protected veteran status or employment status.
Posted: 2021-05-20 Expires: 2021-06-19
Sponsored by:
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Principal-Systems Administrator

AT&T
Purcellville, VA 20132

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