exchange administrator Jobs in district of columbia

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Microsoft 365/Exchange Administrator

Electronic Consulting Services, Inc (ECS Federal)

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Washington, District of Columbia, USA

Full-time

Job Description ECS is seeking a Microsoft M365/Exchange Systems Administrator to work in our Washington DC office. ECS is searching for an experienced Microsoft M365/Exchange Systems Administrator, with excellent communication skills, to deliver innovative capabilities within a large Enterprise. The candidate will be able to identify solutions to automate business process workflow, assist the customer with requirements analysis, and deploy and support solutions scalable for a Large Enterprise.
Posted 10 days ago | Updated 9 hours ago

Exchange Administrator

BuddoBot

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Quantico, Virginia, USA

Full-time

Position: Exchange Administrator Position Summary: The successful candidate will support an enterprise hybrid environment of Microsoft (MS) Exchange 2016/2019 and O365 environments on both unclassified and classified networks, supporting over 260,000 users across multiple AD domains. The messaging environment consists of MS Exchange mail services (Client Access, Hub Transport, and Mailbox server roles), Intune Mobility Services, NetApp backup and restore solutions, along with UnitySync direct
Posted 43 days ago | Updated 6 days ago

Exchange Systems Administrator SME

Leidos

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Alexandria, Virginia, USA

Full-time

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 Miss
Posted 1 day ago | Updated 1 hour ago

Exchange Systems Administrator SME

Leidos

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Alexandria, Virginia, USA

Full-time

Description 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 readin
Posted 6 days ago | Updated 10 hours ago

Exchange Administrator / Exchange Engineer or Messaging

Indotronix International Corp

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Remote

Contract

Exchange Administrator / Exchange Engineer or Messaging Location: REMOTE. Note: Must be authorized and willing to work on W2. Can't do C2C or Corp to Corp or 1099. Prior administration experience with Microsoft Exchange Server (2013/2016/2019/Exchange Online), SMTP/E-Mail gateway products (Proofpoint preferred) and with Microsoft 365 technology Automation background using Windows PowerShell. Need Server-side Exchange experience. Need Exchange "On PREM and 365. Understanding of migration with Exc
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Posted 19 days ago | Updated 18 days ago

MS Exchange Engineer

Reveille Technologies

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Remote

Contract, Third Party

Must Haves: -Exchange -Active Directory -Routing - Won't use but need to have the knowledge due to interaction with the other teams -DNS - Won't use but need to have the knowledge due to interaction with the other teams -Managing DAG replication network and resolve Exchange server database. Job Description Administers large deployments of Exchange environments and messaging systems, including MS Active Sync (handheld devices), Active Directory, IIS, Spam/Anti-virus filtering, and Clustering. Co
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Posted 6 hours ago

Microsoft System Engineer

Accenture LLP

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Fort Belvoir, Virginia, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative
Posted 60+ days ago | Updated 1 hour ago

Microsoft 365 Administrator (Onsite)

Serigor

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Columbia, Maryland, USA

Full-time

Job Title: Microsoft 365 Administrator Location: Columbia, MD (Onsite) Duration: Full Time Company Overview:() Headquartered in Columbia, Maryland, Serigor Inc is a trusted leader in the IT Consulting and Outsourcing space. As a CMMI Level 3-certified organization, we specialize in delivering cutting-edge IT solutions to Fortune 500 companies and State and Local Government agencies throughout the United States. At Serigor, we are committed to maximizing the value of IT investments by leveraging
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Posted 15 days ago | Updated 1 hour ago

Senior O365 Engineer

SAIC

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Washington, District of Columbia, USA

Full-time

Job ID: 2506825 Location: WASHINGTON, DC, US Date Posted: 2025-07-28 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: Yes Description SAIC is Seeking a motivated, experienced Senior O365 Engineer with experiences in Microsoft Cloud Technologies to support Pension Benefit Guaranty Corporation (PBGC) in Washington,
Posted 40 days ago | Updated 10 hours ago

Jira Administrator, Systems Administrator

Alpha Omega Integration LLC

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Silver Spring, Maryland, USA

Full-time

Job Title: Jira Administrator Clearance Required: Public Trust Work Location: Silver Spring, MD (Remote) Alpha Omega is seeking a qualified Jira Administrator to support the NESDIS Integrated Information Services-II (NIIS-II) contract who will be responsible for the support for our NOAA client in Silver Spring, MD. The Atlassian Jira Administrator will manage Jira Software (Data Center), Jira Service Management (Data Center) and Confluence (Data Center). Day-to-day responsibilities will includ
Posted 19 days ago | Updated 9 hours ago

Senior Windows Server Systems Administrator

Leidos

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Bethesda, Maryland, USA

Full-time

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 practices. 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. Employees enjoy career enrichment opportunities available through mobility and development an
Posted 2 days ago | Updated 1 hour ago

Microsoft Exchange Engineer

Harmonia Holdings Group, LLC.

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Washington, District of Columbia, USA

Full-time

Harmonia Holdings Group, LLC is an award-winning, rapidly growing federal government contractor committed to providing innovative, high-performing solutions to our government clients and focused on fostering a workplace that encourages growth, initiative, creativity, and employee satisfaction. Job Title: Microsoft Exchange Engineer Location: Washington, DC (Onsite) Clearance Requirement: Active TS/SCI Clearance Required We are seeking a highly skilled Microsoft Exchange Engineer to support our D
Posted 60+ days ago | Updated 9 hours ago

ORACLE DBA

Yakshna Solutions, Inc.

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Herndon, Virginia, USA

Full-time

As a System Administrator, you will be responsible for providing operational support to enterprise email and communication enabled business processes to include instant messaging, voice and - video calling, and ad-hoc and - structured conferences. Support for these tools is across multiple enclaves, Unclassified, Secret, and Top Secret/SCI networks. Day to day work may include: Responding to service requests from the end-user, other IT professionals, and executive management.Performing routine m
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Posted 43 days ago | Updated 5 hours ago

Systems Engineer

Navigant Consulting

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Washington, District of Columbia, USA

Full-time

Job Family: Systems Engineering Consulting Travel Required: None Clearance Required: Active Top Secret (TS) What You Will Do: Guidehouse is recruiting System Engineers to outwit complexity and be a part of our fast-growing litigation and investigation support practice. Every organization today faces complexity across multiple levels on a frequent basis. And navigating these challenges and opportunities demands more than the one-dimensional maps, tools, or solutions of the past. You need a gu
Posted 60+ days ago | Updated 1 hour ago

Microsoft SharePoint Administrator & Developer with Power BI Expertise

Realm One

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Annapolis, Maryland, USA

Full-time

ORANGE you glad that you chose RealmOne? RealmOne was built on the principle that people matter first and foremost. We believe in providing a strong work/life balance by investing in our employees and encouraging professional and personal growth. We do this by offering exceptional benefits, flexible schedules, and the tools necessary to achieve success through paid training, mentoring, and the opportunity to work alongside top-notch security professionals. Join us on this journey as we execute t
Posted 60+ days ago | Updated 1 hour ago

RQ193058 SharePoint Software Developer (TS/SCI with Poly/NEW HIRE SIGN-ON BONUS UP TO $30,000)

General Dynamics

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Annapolis, Maryland, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Software Development Job Qualifications: Skills: Microsoft SharePoint, SharePoint Architecture, Software Systems Certifications: None Experience: 1 + years of related experience ship Required: Yes Job Description: PERKS: This position is eligible for a sign-on bonus up to $30,000 f
Posted 44 days ago | Updated 1 hour ago

Active Directory Administrator

BuddoBot

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Quantico, Virginia, USA

Full-time

Position: Active Directory (AD) Administrator Position Summary: The successful candidate will be part of an Enterprise AD Support Team supporting over 265,000 user accounts and 140,000 computer accounts across several AD domains on government-operated networks. The services that the AD Support Team supports in AD include accounts and group management; security configuration of the AD infrastructure; Domain Name Service (DNS); Dynamic Host Configuration Protocol (DHCP); Distributed File System (
Posted 43 days ago | Updated 6 days ago

Azure Cloud Engineer

ITCON Services

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Vienna, Virginia, USA

Full-time

ITCON Services is looking for a bright, motivated Azure Cloud Engineer to join our team. The individual will be responsible for supporting the ITCON Offices IT infrastructure which is based both in our data center as well as in the Microsoft 365 and Azure Cloud. We need an experienced and technically skilled Systems Administrator/Cloud engineer who understands the fundamentals of how CISCO Meraki and Ubiquiti routers, hubs and switches operate. Fundamental understanding of installation, configu
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Posted 60+ days ago | Updated 29 days ago

System Administrator Level IV

General Dynamics

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Annapolis, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Computer Servers, Linux, Microsoft Windows, Troubleshooting Certifications: None Experience: 9 + years of related experience ship Required: Yes Job Description: System Administrator Level IV Transform technology into opportunity as
Posted 60+ days ago | Updated 1 hour ago

Senior Virtual Systems Engineer

City of New York

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Remote or New York, New York, USA

Full-time

Company Description Job Description Permanent incumbent only. Only permanent Certified IT Administrator (LAN / WAN) will be considered. The New York City Department of Investigation (DOI) is one of the oldest law enforcement agencies in the country with a mission of combating municipal corruption. It serves the people of New York City by acting as an independent and nonpartisan watchdog for New York City government, City agencies, and City employees, vendors with City contracts, individuals
Posted 60+ days ago | Updated 1 hour ago