Network Administrator

ManTech • Laurel, MD • 3h ago

ManTech seeks a motivated, career- and customer-oriented Network Administrator with a focus on Cisco Networks to join our team in Laurel, MD . You will be part of a mission-driven team delivering enterprise infrastructure capabilities to support a global workforce engaged in national defense operations. This position is part of the Enterprise Infrastructure Services (EIS) organization-responsible for MPO's Enterprise Information Technology (EIT), the backbone platform supporting all enterprise users. You will work with customers, Integrated Product Teams (IPTs), and vendors to deliver secure and reliable network services across Data Center & Compute environments.

Responsibilities include, but are not limited to:

Maintain and upgrade network infrastructure, including routers and switches

Update and configure antivirus software and other tools to secure the network

Apply Security Technical Implementation Guide (STIG) updates to switches and follow Software Test and Evaluation (STE) policies

Design and plan Cisco NEXUS network infrastructure, including setup and ongoing maintenance

Configure Remote Authentication Dial-In User Service (RADIUS) for switch administration

Use network monitoring and management tools such as Solarwinds to oversee network performance

Must be willing to work a flexible schedule between 6:00am-6:00pm and may be assigned to an evening patching schedule

Minimum Qualifications:

Bachelor's degree in a technical discipline from an accredited college or university and Twelve (12) years of experience as a Network Administrator supporting programs and contracts of similar scope, @type, and complexity. In lieu of a Bachelor's degree, three (3) years of additional Network Administration experience with an Associates degree may be substituted OR eight (8) years of additional experience and a High School Diploma

Demonstrated experience downloading software and upgrading Cisco switches and firewalls

Strong technical background in Cisco FirePower Firewalls

IAT II certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include CCNA-Security/CySA+/GICSP/GSEC/Security+ CE/CND/ or SSCP)

Preferred Qualifications:

Familiarity with configuring, scripting, and managing Unix, RHEL and Windows operating systems

Familiarity with Scanboy

Familiarity with JIRA ticketing system

Familiarity with Enclave environments

Familiarity with Solarwinds

Familiarity using LatteART and XACTA

Clearance Requirements:

Must have a current/active TS/SCI with Polygraph

Physical Requirements:

The candidate must be able to move, carry, and deliver workstations from the office to the customer's desk

The person in this position must be able to remain in a stationary position 50% of the time

Must communicate with co-workers, management, and customers via email, phone, or virtual meetings, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

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.

ManTech

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