Senior Messaging Design Engineer

Unleash Your Potential

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customer’s success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

If this sounds like an environment where you can thrive, keep reading!

The Mission

The Leidos team delivers the core backbone of the Service, Management, Integration and Transport (SMIT) program, including cybersecurity services, network operations, service desk, and data transport. Leidos will support network modernization efforts to provide Sailors, Marines and the civilian workforce the tools they need to be more efficient at increasing naval capabilities and further empowering the Navy Marine Corps team to compete and win.

In support of this exciting program Leidos is looking to hire a Messaging Design Engineer in Quantico, VA to join our Team.

Job Description

The qualified candidate will assist the Government Lead in the daily engineering duties on systems. The Messaging Design Engineer will also manage the operation, maintenance, trouble shooting, sustainment, and account administration for Exchange, Active Directory Application Mode (ADAM), and the Global Address List (GAL). Other duties and responsibilities include:

• Design, develop and integrate mobile solutions to incorporate cellular phones, cellular modems, air cards, personal digital assistant (PDA) devices (i.e. BlackBerries or other approved devices), tethering, and paging into the Enterprise Network. Support Capacity Planning for messaging solutions. 
• Monitor security updates in accordance with Government procedures for directory services. 
• Design remote connectivity to unclassified email, calendars and contacts.
• Design optional data services and peripherals, including support of the enterprise server and DoD PKI or approved hard/soft token encryption.
• Perform tasks associated with highly available Exchange solutions utilizing Datacenter Activation Coordination (DAC)/Database Availability Group (DAG).
• Responsible for Records Retention (Litigation Hold).
• Perform Messaging Disaster Recovery and Message Classification.
• Perform tasks associated with application networking ports and protocols, Information Assurance (IA), routing and Local Area Network (LAN). 
• Perform integration with Public Key Infrastructure (PKI) certificates and network accounts to support two-factor authentication for all Active Directory (AD) domain account categories and eliminate the need for password-based authentication.
• Develop and integrate identity and access management requirements such as ForeFront Identity Manager, Oracle/Sun Identity, and Access Management.
• Design and perform Global Address List (GAL) for access via Outlook, Outlook Web Access, or other similar product.
• Execute system integration with WSUS (Windows Server Update Services), System Center Configuration Manager (SCCM) 2007/12, Host Based Security System (HBSS), external storage devices (utilizing Logical Unit Numbers (LUNs), quota distribution and File sharing), and virtualization specifically, but not limited to, VMware and Hyper-V.
• Perform system integration with, but not limited to, SQL 2008 r2 and server installation on various server hardware.
• Complete Backup (Disaster Recovery) using automated tools such as NetbackUp.

Basic Qualifications:

• Bachelor’s Degree in Computer Science, MIS, Business or related field and 10 years of relevant experience
• Active Secret clearance.
• Must possess IAT III certification (CISSP, CASP, etc.).
• xperience with upgrade, integration and upgrade for Exchange 2003-2008, Exchange 2010/2013, and Windows 2008R2/2012 R2.
• Experience with Outlook Anywhere, Windows PowerShell scripting, Group policy management, and Internet IIS.

Preferred Qualifications:

• ForeFront Identity Manager
• Oracle/Sun Identity
• Exchange Migration/Upgrade 2003-2008 upgrade
• Exchange 2010/2013, Windows 2008R2/2012 R2 upgrade
• Datacenter Activation Coordination (DAC)/Database Availability Group (DAG)
• BlackBerry Enterprise Server (BES)
• Outlook Anywhere
• Outlook, Outlook Web Access
• Windows PowerShell
• Group policy management
• Internet IIS
• WSUS (Windows Server Update Services), System Center Configuration Manager (SCCM) 2007/12,
• VMware
• Hyper-V
• SQL 2008 r2
• NetbackUp

Original Posting:

March 25, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $89,700.00 - $162,150.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.