Exchange System Administrator SME at Leidos, Alexandria, VA

Exchange System Administrator SME at Leidos in Alexandria, VA. Full-time. $116,350 to $210,325 a year. Apply with swipeandhired.

Looking for an opportunity to make an impact?

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. 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 a mission you want to be a part of, keep reading!

Leidos is seeking an Exchange Subject Matter Expert (SME) to support a large enterprise IT contract for the DOD. This role requires an individual with subject matter expertise developing and implementing on-prem Microsoft Exchange solutions in small, medium, and large enterprise environments including physical and virtual server technologies. Duties include conducting technical planning for hardware and software upgrades, review of implementation and upgrade guides, generation of Standard Operating Procedures (SOPs) and other documentation to assist with team’s O&M efforts. Perform requirements analysis, functional analysis, and requirements allocation with operations staff to meet customer’s intended timeline for upgrades. Conduct technical assessment, integration support, system testing for functionality and security compliance, and quality assurance of production implementation. Solutions include Microsoft Exchange 2019 and 2025 SE on-prem, M365 Exchange Online, and hybrid solutions spanning various classifications, size/scope, redundancy/resiliency, and mission requirements. The individual will provide systems and software administration support in a large, multi-enclave enterprise environment. This person will work in a team environment to ensure mission needs are met and ensure functionality of capabilities to customers. Individuals in this role may be required to perform technical software configuration, rebooting, and other remedial actions on servers in support of O&M.

Primary Tasks

Basic Qualifications

Clearance

Education

Required Certifications

Desired Certifications:

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:
October 28, 2026
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 $116,350.00 - $210,325.00
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.