Senior Network Engineer — Classified Infra (TS/SCI)

Gtsc; Washington (District of Columbia); On-site; USD 145,000 - 165,000; Full time

Benefits offered by this job

Health, dental, vision insurance

Paid vacation and holidays

Flexible Spending Account

401(k) with employer match

Life insurance

Disability insurance

Tuition assistance

Job summary

The Bowen Group, a GTSC company, seeks a Network Engineer to design, build, maintain, and sustain classified network infrastructure supporting enterprise IT operations across three geographically dispersed government sites, including two SCIF facilities serving TS/SCI users. Location is Washington, DC metro area with travel to program locations; 25-50% travel.

Requires 5+ years of experience, a related Bachelor's degree, and certifications such as CCNA/CCNP/Security+.

Qualifications

• 5+ years of network engineering experience, including in classified environments.
• Bachelor's degree in a related field or equivalent experience.
• Working knowledge of routing, switching, and network security fundamentals.
• Relevant certification (e.g., CCNA, CCNP, Security+).
• Familiarity with ICD 705 physical security standards for SCIF design and accreditation.
• Familiarity with the RMF per NIST SP 800-37 and NIST SP 800-53 for system security authorization.

Responsibilities

• Design, implement, configure, test, maintain, and sustain enterprise network infrastructure and services across all sites.
• Develop logical and physical network designs based on performance, availability, security, and operational requirements.
• Engineer resilient connectivity across sites, datacenters, cloud, wide-area networks, and other distributed environments.
• Apply sound principles for addressing segmentation, routing, switching, traffic management, and access control.
• Monitor network health, capacity, latency, availability, and utilization.
• Troubleshoot complex network issues using structured analysis, packet-level inspection, telemetry, logs, and performance data.
• Establish redundancy, failover, fault isolation, and recovery mechanisms.
• Integrate network security controls consistent with zero-trust and defense-in-depth principles.
• Develop repeatable configurations, validation procedures, automation, and infrastructure-as-code practices.
• Maintain accurate diagrams, configurations, interface definitions, operating procedures, and change records.
• Participate in change management, incident response, root-cause analysis, and corrective-action planning.
• Collaborate with systems, network, cybersecurity, and operations teams.
• Evaluate technologies based on standards compliance, interoperability, lifecycle cost, supportability, and mission suitability.
• Design and implement network automation that standardizes configuration, testing, deployment, monitoring, and compliance while reducing human error and accelerating the delivery of reliable network services.
• Support design and integration of VTC and conference room AV capability across all program sites, including classified and unclassified variants.
• Support NOC/SOC functions, including monitoring tools, coverage models, and 24x7 support where required.

Skills

Network engineering

Routing & switching

Network security fundamentals

RMF/NIST familiarity

SCIF/TS-SCI eligibility

Cross-functional teamwork

Education

Bachelor's degree or equivalent experience

CCNA

CCNP

Security+

Job description

The Bowen Group, a GTSC company, seeks a Network Engineer to design, build, maintain, and sustain classified network infrastructure supporting enterprise IT operations across three geographically dispersed government sites, including two SCIF facilities serving TS/SCI users. Location is Washington, DC metro area with travel to program locations; 25-50% travel.

Requires 5+ years of experience, a related Bachelor's degree, and certifications such as CCNA/CCNP/Security+.