Network Engineer - TS/SCI Required
About The Position
GDIT is seeking a Network Engineer to support Enterprise Transport Management (ETM) operations at the Pentagon. This is a full-time onsite role requiring active TS/SCI clearance. The Network Engineer reviews, designs, and supports IT infrastructure to ensure high availability, security, and performance of mission‑critical DoD networks. This role involves network design, configuration, optimization, troubleshooting, and lifecycle management across diverse vendor technologies. As a Network Engineer supporting ETM, you will be trusted to review and evaluates information technology (IT) infrastructure and systems to ensure adherence to company and customer quality standards.
Requirements
- Active Top Secret/SCI security clearance
- IAT Level II certification
- One of the following Networking Certifications - Brocade, Cisco (CCNA/CCNP), Juniper (JNCIA/JNCIS/JNCIP)
- 5+ years of experience in network administration
- Bachelors’ Degree in a related field, OR work experience in lieu of degree.
- Must have hands-on experience/knowledge with Aruba networking systems
- Strong knowledge of routing protocols and L3 configurations
- US Citizenship Required
Nice To Haves
- 10+ years overall experience
- 5+ years leading installs, troubleshooting, and operations of network devices
- 5+ years designing and architecting routed/switch networks
- 3+ years in DoD environments
- Expertise with routing (BGP, OSPF, EIGRP), switching (VLANs, STP, VxLAN), and multi‑tenant and virtualized network architectures
- Experience with scripting (Perl, Python) for automation and event handling
- DoD 8570/8140 IAT Level III certification
- Bachelor’s in Information Systems, Engineering, or related field (Master’s preferred)
Responsibilities
- Design, plan, configure, and implement LAN/WAN networks, routing, switching, and firewalls.
- Deploy and maintain routers, switches, VPN concentrators, remote access systems, and network servers.
- Serve as a senior escalation point (Tier 3+) for complex transport, optical, crypto, and routing/switching issues.
- Monitor network health, performance, and capacity; perform proactive maintenance and upgrades.
- Maintain network integrity, documentation, SOPs, topologies, and backup/recovery capabilities.
- Evaluate and integrate new communications technologies.
- Lead or mentor less‑experienced network personnel.
- Utilize ITSM ticketing systems for workflow management and detailed technical documentation.
- Support DoD‑specific network environments and comply with security baselines and policies.
- Perform lifecycle management including patching, firmware, and hardware refreshes.
Benefits
- Comprehensive benefits and wellness packages
- 401K with company match
- Competitive pay
- Paid time off
- Variety of medical plan options
- Some with Health Savings Accounts
- Dental plan options
- Vision plan
- 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match.
- Full flex work weeks where possible
- Variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.
- Short and long-term disability benefits
- Life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available.
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What This Job Offers
Job Type
Full-time
Career Level
Senior
