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Microsoft Defender Jobs in Reston, VA (NOW HIRING)

Senior Microsoft Cloud Security Engineer

Arlington, VA · On-site

$131K - $180K/yr

... Defender suite of components (Defender for Endpoint, Defender for Cloud, Defender for Identity, and Defender for Office 365) - Implement Microsoft Purview, including data classification and ...

New

We are seeking a highly skilled Programmer to join our Cybersecurity Technology Services team, with a focus on Microsoft Defender, Palo Alto Networks Security Configuration Management (SCM), and ...

New

Look no further than the Microsoft Defender engineering team. Defender is looking for a Software Engineer II to join our team. You will be building and delivering cloud solutions to meet the scale ...

Showing results 21-40

Microsoft Defender information

See Reston, VA salary details

$11.4K

$63.9K

$82.7K

How much do microsoft defender jobs pay per year?

As of Sep 7, 2026, the average yearly pay for microsoft defender in Reston, VA is $63,892.00, according to ZipRecruiter salary data. Most workers in this role earn between $53,100.00 and $74,900.00 per year, depending on experience, location, and employer.

What is a Microsoft Defender?

A Microsoft Defender job typically involves working with Microsoft's security solutions to protect systems, networks, and data from cyber threats. Professionals in this role may focus on threat detection, incident response, vulnerability management, and security policy enforcement. They use Microsoft Defender products, such as Defender for Endpoint and Defender for Office 365, to monitor and mitigate security risks. This role is common in cybersecurity teams within enterprises, managed security service providers (MSSPs), and Microsoft itself. Strong knowledge of cybersecurity principles, threat intelligence, and Microsoft security tools is essential.

What does a Microsoft Defender do?

In a Microsoft Defender security role, your daily responsibilities usually include monitoring security alerts, analyzing potential threats, conducting vulnerability assessments, and responding to incidents using Microsoft technologies. You’ll collaborate with IT and business teams to implement security best practices, perform regular system audits, and continuously optimize defense strategies. The role may also involve preparing security documentation, participating in incident response drills, and providing guidance on the safe use of digital resources. This position is both dynamic and collaborative, often requiring fast problem-solving to protect organizational assets effectively.

What are the key skills and qualifications needed to thrive in the Microsoft Defender position?

To thrive as a Microsoft Defender (Security Engineer or Analyst), you need a solid background in cybersecurity, network administration, and threat detection, often demonstrated by a relevant degree and certifications like CompTIA Security+ or Microsoft Certified: Security Operations Analyst Associate. Mastery of Microsoft security solutions such as Microsoft Defender for Endpoint, Azure Security Center, and SIEM tools is essential. Strong analytical thinking, attention to detail, proactive communication, and teamwork are key soft skills for success in this role. These abilities ensure you can effectively identify and mitigate threats while collaborating with cross-functional teams to maintain organizational security.

What are the most commonly searched types of Microsoft Defender jobs in Reston, VA?

The most popular types of Microsoft Defender jobs in Reston, VA are:

What are popular job titles related to Microsoft Defender jobs in Reston, VA?

For Microsoft Defender jobs in Reston, VA, the most frequently searched job titles are:

What job categories do people searching Microsoft Defender jobs in Reston, VA look for?

The top searched job categories for Microsoft Defender jobs in Reston, VA are:

What cities near Reston, VA are hiring for Microsoft Defender jobs?

Cities near Reston, VA with the most Microsoft Defender job openings:

Infographic showing various Microsoft Defender job openings in Reston, VA as of August 2026, with employment types broken down into 86% Full Time, 11% Part Time, 1% Temporary, and 2% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $63,892 per year, or $30.7 per hour.

Sr. Exchange Online (EXO) Administrator (Systems Engineer)

System One

Washington, DC • On-site

Contractor

Re-posted 20 days ago


Job description

Senior Exchange Online (EXO) Administrator Washington, DC –100% onsite Per Federal contract U.S. citizenship is required Must be able to obtain Public Trust clearance Start Date- 08/2026 through 12/2027 with possibility of long-term contract extension based on performance Open to W2 and C2C Must apply by June 30th Position Summary Manage and maintain our hybrid Exchange environment, including on-premises Exchange Server and Exchange Online (Microsoft 365). Ensure reliable email services, security, and compliance across the organization. Key Responsibilities • Administer and support hybrid Exchange infrastructure (on-premises and Exchange Online) • Manage mailbox migrations, mail flow, and hybrid connectivity between environments • Configure and maintain transport rules, DLP policies, retention policies, and email security features • Monitor system performance, troubleshoot issues, and resolve user email problems • Implement anti-spam, anti-malware, and threat protection using Microsoft Defender for Office 365 • Manage user provisioning, distribution groups, shared mailboxes, and permissions • Maintain hybrid synchronization and directory services (Azure AD Connect) • Execute eDiscovery, legal holds, and compliance investigations • Document configurations, procedures, and maintain system architecture records • Provide end-user support and training on email features Required Technologies • Microsoft Exchange Online & Exchange Server (hybrid environment) • PowerShell (Exchange Online/On-Prem Management) • Microsoft 365 Admin Center & Exchange Admin Center (EAC) • Azure Active Directory & Azure AD Connect • Exchange Online Protection (EOP) & Microsoft Defender for Office 365 • DNS, SPF, DKIM, DMARC, mail flow routing Required Experience • 4+ years managing Exchange environments • 2+ years with hybrid Exchange (on-premises + Exchange Online) • 2+ years PowerShell scripting for Exchange administration • Hands-on experience with mailbox migrations and hybrid deployments • Email security and compliance implementation Preferred Qualifications • Microsoft 365 Certified: Messaging Administrator Associate • Experience with 500+ user environments • ITIL or service management experience

Ref: #851-Rockville-S1


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About System One

Sourced by ZipRecruiter

System One helps employers get work done more efficiently and economically without compromising quality. Over our 35+ year history, we've helped connect thousands of talented people with innovative companies. The excitement of a perfect fit motivates us every single day.

Industry

Business consulting services and recruiting and staffing services

Company size

5,001 - 10,000 Employees

Headquarters location

Pittsburgh, PA, US