Network Engineer with Security Clearance

SandTech Solutions; Washington (District of Columbia); Presencial; USD 120.000 - 180.000; Jornada completa

Descripción de la vacante

SandTech Solutions is seeking a Senior Network Engineer to support enterprise network availability, modernization, troubleshooting, and secure operations at Joint Base Anacostia-Bolling in Washington, DC. The role spans unclassified and classified environments, collaborating with operations teams to maintain reliable infrastructure for mission-critical services.

You will monitor networks, respond to alerts, implement changes, and lead on-call coverage while adhering to DoD security standards.

Formación

• Bachelor’s degree required in a relevant field; three additional years may substitute for a degree.
• Five years of relevant network engineering experience required.
• DoD 8140 baseline certification requirements referenced; exact timing to be confirmed.
• CCNA is listed; CompTIA Security+ CE is identified as optional.

Responsabilidades

• Monitor enterprise networks and respond to alerts, outages, and performance anomalies.
• Troubleshoot complex Layer 1 through Layer 3 network, circuit, and hardware issues.
• Configure, maintain, and optimize routers, switches, and enterprise network appliances.
• Plan, coordinate, and validate network installations, upgrades, and acceptance tests.
• Implement approved change windows, firmware updates, and network improvements.
• Coordinate with telecommunications providers and vendors to resolve connectivity and equipment issues.
• Apply approved network security hardening, patching, and configuration standards.
• Support encrypted network connectivity and required communications security procedures.
• Provide operational coverage, escalation documentation, and shift-lead backup when needed.
• Contribute to infrastructure modernization, technology refresh, and on‑call operational support.

Conocimientos

Network engineering

Network troubleshooting

Enterprise networking

OSPF routing protocols

Educación

Bachelor’s degree

CCNA

DoD 8140 baseline certification

Herramientas

Cisco ISE

Cisco Catalyst Center

High-assurance encryptors

Descripción del empleo

Position Overview At SandTech Solutions, we are committed to “Enabling Success” of our clients’ missions. We are seeking a Senior Network Engineer to support enterprise network availability, modernization, troubleshooting, and secure operations at Joint Base Anacostia-Bolling in Washington, D.C. The position supports unclassified and classified network environments, works closely with operations teams, and helps maintain reliable infrastructure for mission-critical services.

• Security Clearance Active DoD Secret security clearance required. U.S. citizenship required.
• Education & Certifications Bachelor’s degree in a relevant field, including computer science, information systems, engineering, software engineering, management, sciences, mathematics, or business. Three additional years of applicable experience may substitute for a bachelor’s degree. Five years of relevant network engineering experience required. DoD 8140 baseline certification requirements are referenced in the source; exact applicable qualification and timing require confirmation. CCNA is listed, while CompTIA Security+ CE is identified as optional.
• Key Responsibilities Monitor enterprise networks and respond to alerts, outages, and performance anomalies. Troubleshoot complex Layer 1 through Layer 3 network, circuit, and hardware issues. Configure, maintain, and optimize routers, switches, and enterprise network appliances. Plan, coordinate, and validate network installations, upgrades, and acceptance tests. Implement approved change windows, firmware updates, and network improvements. Coordinate with telecommunications providers and vendors to resolve connectivity and equipment issues. Apply approved network security hardening, patching, and configuration standards. Support encrypted network connectivity and required communications security procedures. Provide operational coverage, escalation documentation, and shift-lead backup when needed. Contribute to infrastructure modernization, technology refresh, and on‑call operational support.
• Required Qualifications At least five years of experience diagnosing and resolving complex network hardware, circuit, and transmission problems. Experience designing, deploying, testing, and maintaining complex high‑speed enterprise networks. Strong knowledge of switching, VLANs, trunks, spanning tree, and Layer 2 and Layer 3 troubleshooting. Experience with routing technologies, including OSPF and other enterprise dynamic routing protocols. Ability to plan network enhancements, validate configurations, and resolve service disruptions. Experience working within structured change management and security requirements.
• Preferred Qualifications Cisco Identity Services Engine (ISE) and 802.1X network access control experience. Cisco Catalyst Center (formerly DNA Center) experience. Experience supporting DoD, Air Force, NIPR, SIPR, or other regulated enterprise environments. Experience with high‑assurance encryptors and network element management tools. Familiarity with National Capital Region defense installations and communications operations.
• Work Environment & Physical Requirements Location: Joint Base Anacostia-Bolling, Washington, D.C. Work arrangement: Full‑time onsite; occasional telework may be permitted as mission requirements allow. Core schedule: Monday through Friday, 10:00 a.m. to 6:00 p.m.; on‑call and operational standby rotation required. Work is primarily computer‑based and may involve inspecting or configuring network equipment in operational facilities.