Network Administrator

Advance how our customers operate while you advance your career. Join GDIT as a Network Administrator Senior and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.

The Network Administrator serves as a key member of a large Network Operations team supporting a forward-deployed austere site. This role provides the full suite of LAN / WAN / ICAN services to a large and frequently changing user base, including routing and switching configuration, COMSEC support, VoIP provisioning, and Operations & Maintenance (O&M) of network services across the customer environment.

The network environment predominantly utilizes Juniper platforms, though a working knowledge of Cisco technologies is beneficial to support remaining legacy systems and long-term interoperability requirements. The Network Administrator collaborates closely with ISP / OSP technicians to plan and execute network installation tasks across local and remote sites. All activities must be performed with strict adherence to DoW cybersecurity and configuration-management standards.

MEANINGFUL WORK AND PERSONAL IMPACT

As a Network Administrator Senior, the work you’ll do at GDIT will be impactful to the mission of U.S. Army Europe and AFRICOM by supplying mission command support.

Installs, configures, and maintains Juniper routing and switching platformsusing current JUNOS software, with the ability to support Cisco network devices and IOS-based configurations for legacy and interoperability requirements.

Configures and troubleshoots Juniper routing protocols and services(OSPF, BGP), and provides support for Cisco routing technologies, including EIGRP, where required.

Provides network maintenance and O&M across the LAN / WAN / ICAN environment, ensuring equipment is properly patched, updated, and compliant with DoW cybersecurity requirements.

Works closely with OSP / ISP techniciansto support Inside Plant (ISP), Outside Plant (OSP), cabling, trenching, and infrastructure installation tasks across both local and remote sites.

Assists with copper and fiber cabling repair, fabrication, and installation, including patch panels, MDF / IDF builds, CAT5 / 6 terminations, RJ-11 / RJ-45, and related components.

Installs and maintains media converters, fiber / copper modems, and UPS systems, ensuring proper performance and alignment with mission requirements.

Installs all copper and fiber infrastructurein accordance with DoW TEMPEST standards, Army Guide 3.15 General Cable Specifications, and NSTISSI Protected Distribution System (PDS) guidelines.

Performs copper and fiber testing, including signal integrity, continuity, throughput, and degradation analysis.

Terminates and splices copper and fiber optic cables, ensuring clean, standards-compliant installations.

Ensures all network devices remain IAVA / IAVM-compliant, properly patched, and aligned with cybersecurity directives.

Creates and updates network documentation, including network diagrams, rack elevations, and supporting artifacts using Microsoft Visio and / or PowerPoint.

Maintains technical proficiency, staying current with technologies and ensuring all required certifications remain valid.

Performs additional duties as requiredto support mission needs and evolving customer requirements.

WHAT YOU’LL NEED TO SUCCEED

Bring your technology expertise and drive for innovation to GDIT. The Network Administrator Senior must have :

Education : Bachelors Degree (additional years of experience can be substitute for degree requirement)

Experience : 5+ years of related experience

Technical skills : Experience provisioning and maintainingVoIP devices; Experience ensuring network devices remainIAVA / IAVM compliantand troubleshooting deficiencies to determine effective mitigation strategies; e xperience withTACLANE, cryptographic key management, and secure communications troubleshooting; Knowledge ofWAN circuitsand experience withMPLS transport

Security clearance level : Active Secret Clearance with a T5 / SSBI investigation(required).

US citizenship required

Role requirements :

DoW 8570 IAT Level II certification required on Day 1(Security+ CE minimum).

Juniper certification required(JNCIA-Junos or JNCIS-Junos), aligned with the current Juniper-based infrastructure.

Cisco certifications desired CCNA preferred; CCNP a plus or proven experience supporting Cisco platforms.

Must obtain ITIL Foundation certificationwithin 90 days of hire.

Project Management certification preferred(Project+, CAPM, PMP).

Ability to successfully complete the Cisco Collaboration Core (CLCOR) exam to support VoIP related requests.

GDIT IS YOUR PLACE

At GDIT, the mission is our purpose, and our people are at the center of everything we do.

Growth : AI-powered career tool that identifies career steps and learning opportunities

Support : An internal mobility team focused on helping you achieve your career goals

Rewards : Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off

Community : Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY

Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.

Salary and Benefit Information

The likely salary range for this position is $80,750 - $109,250. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range. Total compensation for international positions varies by tax, social security, and immigration statuses, as well as location. Generally, an international assignment may include allowances, premium uplifts, and / or relocation or transportation benefits, above base salary range noted.

View information about benefits and our total rewards program.

About Our Work

We are GDIT. A global technology and professional services company that delivers technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across over 50 countries worldwide, offering leading capabilities in digital modernization, AI / ML, cloud, cyber and application development. Together with our customers, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

Join our Talent Community to stay up to date on our career opportunities and events at gdit.com / tc .

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans