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Microsoft Defender Jobs in Reston, VA (NOW HIRING)

Leidos

AntiVirus Engineer - Senior

Temple Hills, MD · On-site

$107K - $195K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

Leidos

AntiVirus Engineer - Senior

Annandale, VA · On-site

$107K - $195K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

Leidos

AntiVirus Engineer - Senior

Washington, DC · On-site

$107K - $195K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

Leidos

AntiVirus Engineer - Senior

Washington Navy Yard, DC · On-site

$107K - $195K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

Leidos

AntiVirus Engineer - Senior

Washington, DC · On-site

$107K - $195K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

Leidos

AntiVirus Engineer - Senior

Fairfax, VA · On-site

$107K - $195K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

Leidos

AntiVirus Engineer - Senior

Oxon Hill, MD · On-site

$107K - $195K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

Leidos

AntiVirus Engineer - Senior

Washington, DC · On-site

$129K - $177K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

Leidos

AntiVirus Engineer - Senior

Mount Rainier, MD · On-site

$107K - $195K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

Leidos

AntiVirus Engineer - Senior

Lorton, VA · On-site

$107K - $195K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

Leidos

AntiVirus Engineer - Senior

Fort Belvoir, VA · On-site

$107K - $195K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

Leidos

AntiVirus Engineer - Senior

College Park, MD · On-site

$107K - $195K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

Leidos

AntiVirus Engineer - Senior

Bladensburg, MD · On-site

$107K - $195K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

Leidos

AntiVirus Engineer - Senior

Mount Vernon, VA · On-site

$107K - $195K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

Leidos

AntiVirus Engineer - Senior

Alexandria, VA · On-site

$107K - $195K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

Leidos

AntiVirus Engineer - Senior

Riverdale, MD · On-site

$107K - $195K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

Leidos

AntiVirus Engineer - Senior

Springfield, VA · On-site

$107K - $195K/yr

This role is responsible for centralized policy administration, secure deployment and configuration, Microsoft Defender security intelligence and engine currency, and scheduled scanning to maintain ...

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Showing results 1-20

All JobsMicrosoft Defender JobsMicrosoft Defender Jobs in Reston, VA

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 Jul 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 are the typical day-to-day duties of a professional working in a Microsoft Defender security role?

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 is a Microsoft Defender job?

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 are the key skills and qualifications needed to thrive in the Microsoft Defender position, and why are they important?

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:
Microsoft Defender jobs near you
Infographic showing various Microsoft Defender job openings in Reston, VA as of July 2026, with employment types broken down into 8% Locum Tenens, 83% Full Time, 3% Part Time, 3% Contract, and 3% Summer. Highlights an 85% Physical, 6% Hybrid, and 9% Remote job distribution, with an average salary of $63,892 per year, or $30.7 per hour.
NIH - Windows Systems Administrator

NIH - Windows Systems Administrator

cFocus Software Incorporated

Bethesda, MD • Remote

Full-time

Posted 4 days ago

Job description

cFocus Software seeks a Window System Administrator to join our program supporting the National Institutes of Health (NIH). This position is fully remote. This position requires a Public Trust or the ability to obtain a public trust clearance.
Qualifications:
  • Public Trust Clearance
  • B.S. Computer Science, Information Technology, or a related field
  • 5+ years administering enterprise Windows Server environments in a federal or similarly regulated enterprise.
  • Experience with Windows Server 2019/2022, Active Directory, Group Policy, PowerShell, WSUS/SCCM/MECM, Microsoft Defender, DNS, DHCP, PKI, virtualization (VMware/Hyper-V), vulnerability remediation, backup and recovery, and configuration management.
  • Preferred Certifications: Microsoft Certified: Windows Server Hybrid Administrator Associate, Microsoft Certified: Azure Administrator Associate, Security+, CISSP, MCSA/MCSE (legacy), or equivalent.
Duties:
  • Administering and maintaining Windows Server infrastructure in accordance with NIH security baselines.
  • Supporting enterprise vulnerability scanning activities and validating remediation of security findings.
  • Deploying operating system and application patches to reduce cybersecurity risk.
  • Performing Windows system hardening using Microsoft and NIST security best practices.
  • Managing Active Directory, Group Policy Objects (GPOs), DNS, DHCP, file services, and Windows authentication services.
  • Supporting Microsoft Defender, endpoint protection, BitLocker, and other data protection technologies.
  • Remediating findings from vulnerability scanners and coordinating with cybersecurity personnel to close POA&M items.
  • Supporting secure configuration management, change management, and documentation updates.
  • Assisting with disaster recovery, backup validation, and Windows system recovery procedures.
  • Maintaining compliance with FISMA, NIST SP 800-53 Rev. 5, NIH/HHS security policies, and enterprise vulnerability management requirements.

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