Secure Enterprise Messaging & Interoperability Engineer

Scute; Annapolis (MD); On-site; USD 120,000 - 160,000; Full time

Job summary

Scute is seeking an Enterprise Messaging & Secure Interoperability Engineer in Annapolis Junction, MD, to design, secure, and sustain enterprise email and cross-boundary messaging across complex perimeters. This role drives seamless mail flow in a 24/7 mission-critical environment within hybrid networks and multi-tenant platforms.

Responsibilities include securing transport configurations across Exchange and Linux-based gateways, validating DNS, TLS, PKI, and LDAP dependencies, and collaborating

Qualifications

• Experience with SMTP routing, mail transport agents, and cross-system delivery.
• Familiarity with Windows Server environments and administrative frameworks.
• Knowledge of DNS, PKI certificates, TLS encryption, and certificate validation.
• LDAP queries, Active Directory integration, and user authentication structures.
• Ability to troubleshoot multi-layer system connectivity issues and packet flow breakdowns.

Responsibilities

• Engineer, secure, and maintain cross-boundary email and messaging infrastructure connecting enterprise with external partners and agencies.
• Support a 24/7 operational environment with seamless end-to-end mail flow across hybrid networks and multi-tenant platforms.
• Perform deep-packet and log-level diagnostics across the transport stack (DNS/MX, TLS, LDAP).
• Collaborate with internal teams and external partners to evolve cross-domain messaging capabilities.

Skills

IT infrastructure

Networking

Messaging platforms

Troubleshooting

PowerShell scripting

Problem-solving

Autonomous work

Education

Level II 8570 Certification (Security+ CE)

Tools

PowerShell

OpenSSL

Telnet

MMC consoles

Job description

Scute is seeking an Enterprise Messaging & Secure Interoperability Engineer in Annapolis Junction, MD, to design, secure, and sustain enterprise email and cross-boundary messaging across complex perimeters. This role drives seamless mail flow in a 24/7 mission-critical environment within hybrid networks and multi-tenant platforms.

Responsibilities include securing transport configurations across Exchange and Linux-based gateways, validating DNS, TLS, PKI, and LDAP dependencies, and collaborating