Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Lead Windows Systems Engineer

22nd Century Technologies Inc.

Lead Windows Systems Engineer

Duration: Full-time

Clearance Required: Active Top Secret clearance

Certification Required: IAT Level III Certification;
One or more of the Computing Environment (CE) Certifications

Job Description:

  • The Systems Engineer Lead is responsible for the design, administration, optimization, and security of enterprise server infrastructure supporting mission-critical academic, defense, and research operations. This role leads server engineering initiatives across physical, virtual, and cloud-connected environments while ensuring high availability, scalability, performance, and cybersecurity compliance.
  • The ideal candidate will possess deep expertise in Windows Server administration, virtualization, enterprise storage, identity integration with Microsoft Entra ID, and enterprise cloud platforms including Microsoft 365 or Office 365 within highly regulated environments.

Key Responsibilities:

  • Lead the architecture, deployment, and maintenance of enterprise server infrastructure.

  • Administer and support:
  • Windows Server environments
  • Virtualized infrastructure
  • Hybrid cloud-connected systems
  • Enterprise messaging and collaboration services

  • Manage and support:
  • Microsoft 365
  • Office 365
  • Exchange Online
  • Teams
  • SharePoint Online
  • OneDrive administration

  • Manage identity and access integration using:
  • Active Directory
  • Microsoft Entra ID
  • Group Policy
  • Conditional Access
  • Multi-Factor Authentication (MFA)

  • Oversee server lifecycle management including:
  • Provisioning
  • Patching
  • Hardening
  • Monitoring
  • Backup and disaster recovery

  • Maintain high-availability systems and ensure maximum uptime for critical services.
  • Configure and manage virtualization platforms such as:
  • VMware
  • Hyper-V
  • Nutanix

  • Support enterprise storage and backup infrastructure.
  • Implement cybersecurity best practices including:
  • Server hardening
  • Vulnerability remediation
  • Access control management
  • Audit compliance
  • Monitor infrastructure performance and troubleshoot complex server-side issues.
  • Develop automation scripts using PowerShell and enterprise automation tools.
  • Support data center operations, maintenance windows, and infrastructure upgrades.
  • Collaborate with cybersecurity, networking, and application teams on infrastructure initiatives.
  • Create and maintain technical documentation, SOPs, and disaster recovery plans.
  • Lead junior engineers and infrastructure modernization projects.

Required Qualifications:

  • Bachelor’s degree in information technology, Computer Science, Engineering, or related field.
  • 10+ years of enterprise server administration or systems engineering experience.
  • Strong expertise with:
  • Windows Server
  • Active Directory
  • Microsoft Entra ID
  • Microsoft 365
  • Office 365
  • VMware or Hyper-V

  • Experience with:
  • Exchange Online
  • SharePoint Online
  • Teams Administration
  • DNS, DHCP, Group Policy
  • Server virtualization
  • Enterprise backup systems
  • Storage infrastructure
  • Patch management systems
  • Knowledge of cybersecurity frameworks, DISA STIGs, and server hardening standards.
  • Strong PowerShell scripting and automation experience.
  • Strong troubleshooting and infrastructure optimization skills.

Required Certifications

  • DoD 8570 / 8140 IAT Level III Certification
  • One or more of the following Computing Environment (CE) Certifications:
  • Microsoft Certified: Windows Server Hybrid Administrator Associate
  • Microsoft Certified: Azure Administrator Associate
  • Microsoft 365 Certified: Enterprise Administrator Expert
  • VMware Certified Professional (VCP)

Preferred Qualifications

  • Experience in government, military, higher education, or defense environments.
  • Familiarity with:
  • Azure infrastructure
  • Hybrid cloud environments
  • Zero Trust architecture
  • SIEM monitoring platforms
  • Infrastructure automation tools
  • Preferred certifications:
  • CISSP
  • CASP+
  • Security+
  • Azure Solutions Architect Expert

Leadership Expectations

  • Provide technical leadership for enterprise server operations.
  • Lead infrastructure modernization and capacity planning initiatives.
  • Mentor engineering staff and establish operational best practices.
  • Coordinate cross-functional projects involving systems, security, and networking teams.
  • Ensure infrastructure compliance with federal cybersecurity and defense standards .

Core Competencies

  • Enterprise Server Administration
  • Microsoft Infrastructure Technologies
  • Microsoft 365 Administration
  • Virtualization & Storage
  • Infrastructure Security
  • Disaster Recovery & Backup
  • Automation & PowerShell
  • Technical Leadership
  • Performance Optimization

Vacancy posted 9 hours ago
Similar jobs that could be interesting for youBased on the Lead Windows Systems Engineer in Washington DC vacancy
  •  ..., career and customer-oriented Senior Systems Engineer to join our team for the DOE NNSA PRI...  ...critical national security efforts within a leading organization. This is an onsite...  ...certification(s) Experience with Sentris and MS Windows Based Applications in Mid-to-Large... 
    Windows
    Contract work
    Work at office

    MANTECH

    Washington DC
    1 day ago
  • We are seeking a Systems Engineer to join our professional services team located in Arlington, Virginia, 22201, United States. In this role...  ...and work instructions as needed • Perform monthly patching of Windows servers and laptops • Assist other technicians and IT team... 
    Windows
    Contract work

    Robert Half

    Arlington, VA
    3 days ago
  • $115k - $145k

    GovCIO is seeking a Senior Systems Administrator with strong hands‑on experience supporting and maintaining Microsoft Endpoint Configuration...  ..., and deploy software, updates, and patches across enterprise Windows endpoints.Create, update, and support task sequences for... 
    Windows

    Govcio

    Alexandria, VA
    1 day ago
  • $146k - $194k

     ...industry, Anduril is changing how military systems are designed, built and sold. Anduril’s...  .... As a Spacecraft Operations Systems Engineer for RPO, you own how our spacecraft plan...  ...schedules during ground testing, launch windows, and on-orbit operationsWork with other... 
    Windows
    Full time
    Work experience placement
    Immediate start

    Anduril Industries

    Washington DC
    17 hours ago
  • $100 per hour

     ...Systems EngineerAs a Systems Engineer, you will transform technology into opportunity by connecting and enhancing critical enterprise IT systems. You...  ...and administer physical and virtual servers, primarily Windows and Linux, including provisioning, maintenance, and security... 
    Windows
    Work at office

    Apex Systems

    Washington DC
    2 days ago
  •  ...Teams, you will modernize our systems, ensuring they remain at the...  ...system efficiency and performance.Lead the effort of replacing...  ...KSAsBachelor's or Associate's degree (engineering or information systems...  ...4+ years of experience with Windows Server 2016 and aboveConfiguration... 
    Windows
    Remote work

    Andrews Federal Credit Union

    Suitland, MD
    1 day ago
  •  ...entities. Our services improve Information System networking performance and compliance...  ...Edition. The Sponsor also requires Systems Engineering support to further advance the Sponsor's...  ...capabilities leveraging experience with Windows, Linux, and PKI environments.Required... 
    Windows
    For contractors
    Work at office
    Local area

    J5 Consulting

    Washington DC
    4 days ago
  •  ...career-driven, and customer-focused Senior Systems Engineer to join our team in Laurel, MD ....  ...Responsibilities include but are not limited to: Lead Engineer maintaining datacenters...  ..., DNS, and account administration for Windows, Linux and Ubuntu. Leading medium to... 
    Windows
    Long term contract
    For contractors
    Work at office
    Remote work

    ManTech

    Laurel, MD
    4 days ago
  •  ...is seeking a motivated, career-driven, and customer-focused Systems Engineer to join our team in Laurel, MD. You will play a critical role...  ..., but are not limited to: Daily troubleshooting of Linux, Windows, Red Hat 6, 7, 8, and 9 Operating Systems Providing Ubuntu... 
    Windows
    Work at office

    ManTech

    Laurel, MD
    3 days ago
  • $40 - $45 per hour

     ...Replacement is Marvin’s dedicated replacement window and door business, bringing a legacy of...  ...‑to‑consumer model, we install industry‑leading fiberglass window and door products...  ...the forefront of designing, building, and engineering premium, award-winning products. Today,... 
    Windows
    Hourly pay
    Seasonal work

    Marvin

    Alexandria, VA
    17 hours ago
  • $109.35k - $133.65k

     ...for every employee at NPR.Intro to PositionNPR is seeking a Systems Engineer for its Distribution IT Infrastructure team to manage, test,...  ...Mail Transfer Agent administration (Exim).Working knowledge of Windows Server administration (2022+) alongside core directory and networking... 
    Windows
    Full time
    Temporary work
    Work experience placement
    Work at office
    Worldwide
    2 days per week

    National Public Radio

    Washington DC
    1 day ago
  •  ...preserve the Native Hawaiian heritage. You Are An experienced systems engineer who can design, maintain, and troubleshoot enterprise server...  ...baselines, and address vulnerabilities. Deploy and harden Windows Server 2016 and 2019 environments. Implement disaster... 
    Windows
    Work at office

    Lawelawe Defense Inc

    Bethesda, MD
    2 days ago
  •  ...is always looking to add experienced and strategic full-time Systems Engineers to our team, in Chantilly, VA or Washington, DC. These positions...  ...Java) and scripting Proficiency in operating systems (e.g., Windows, Linux) and network protocols Responsibilities: System Design... 
    Windows
    Full time

    XMSTART Inc

    Washington DC
    3 days ago
  • $100k - $115k

     ...Senior Systems EngineerThe Washington Commanders are seeking a Senior Systems Engineer to own the compute, cloud, and identity platform that every other technology lane...  ...the enterprise device management platform for Windows and macOS, including enrollment, configuration... 
    Windows

    TeamWork Online

    College Park, MD
    17 hours ago
  •  ...CommVault Systems Engineer (Data Protection / Backup) Employment Type: Full-Time, Experienced Department: Technology Support CGS is seeking...  ...Knowledge of other technologies a plus (LAN, WAN, Microsoft Windows Servers, Linux, SQL database) Experience with DISA STIGs and... 
    Windows
    Full time
    Flexible hours

    CGS Federal (Contact Government Services)

    Arlington, VA
    1 day ago
  •  ...Systems EngineerRecruiting System Engineers to outwit complexity and be a part of our fast-growing litigation and investigation support practice. Every...  ...systemsExperience as systems administrator supporting Microsoft Windows Server 2012/2016/2019 in large physical and virtual... 
    Windows

    PLANIT Group

    Washington DC
    4 days ago
  •  ...Responsibilities: Focus on Enterprise Operations / ETS - Virtual Systems projects. Update Windows Templates security updates and bugfixes. Monitor Remedy...  ...'s degree or equivalent experience in Computer Science, Engineering, Information Systems, Information Technology or similar... 
    Windows
    Full time

    Systems Plus

    Washington DC
    17 hours ago
  • $164.38k - $180.72k

     ...Systems EngineerTransform technology into opportunity with GDIT. A career in enterprise...  ...people are our differentiator. As a Systems Engineer, you will help ensure today is safe and...  ...physical and virtual servers, primarily Windows and Linux serversSupport and management... 
    Windows
    Temporary work
    Local area
    Remote work
    Flexible hours

    General Dynamics

    Washington DC
    4 days ago
  • $81.12k - $166.4k

     ...professional with strong credentials in Systems Engineering and Cyber Security. You will have the...  ...Support systems engineering activities in Windows and Linux environments Make...  ...a dynamic DevOps environment Assume lead on assigned projects Create and maintain... 
    Windows

    Esri

    Washington DC
    2 days ago
  • $131.3k - $237.35k

     ...Description We have an IMMEDIATE NEED for a Sr. Systems Engineer to provide technical support for the integration of various sub‑systems...  ...range of skills and experience across several COTS technologies- Windows, Linux, VMware, and networking. Excellent communication... 
    Windows
    Local area
    Immediate start

    Comfort Systems USA

    Bethesda, MD
    1 day ago
  • $95k - $110k

     ...year A bit about us: We are a leading provider of intelligent...  ...delivering innovative software, systems, and services that help organizations...  ...development, DevOps, systems engineering, and project delivery to...  ...maintenance across Linux, Windows, and commercial off-the-shelf... 
    Windows
    Temporary work
    Local area
    Flexible hours

    Jobot

    Alexandria, VA
    3 days ago
  •  ...ArcGIS across a wide variety of environments including operating systems, cloud providers, security architectures, and customer...  ...server, and online) ~ Broad system administration experience on Windows and/or Linux ~ Working knowledge of at least one scripting or... 
    Windows
    Contract work
    Temporary work

    Triglocon

    Washington DC
    17 hours ago
  •  ...System Administrator/Scripting EngineerPlanIT Group is seeking a System Administrator/Scripting Engineer to support our Federal customer in the Washington, DC area. The ideal candidate...  ...command line scripting (PowerShell), Windows Server, Active Directory, SSO (Single Sign... 
    Windows
    Weekend work

    PLANIT Group

    Washington DC
    4 days ago
  • $140k - $150k

     ...Summary Galapagos Federal Systems LLC is looking for an enthusiastic...  ...to fill the Systems Engineer position. This role offers the...  ...requirements specifications, and lead the design, integration, and implementation...  ...operating systems, Microsoft Windows, and Microsoft Azure, Amazon... 
    Windows
    Flexible hours

    Galapagos Federal Systems

    Washington DC
    1 day ago
  • $130k - $216k

     ...Job Family:Systems EngineeringTravel Required:Up to 10%Clearance Required...  ...seeking a Senior AWS Systems Engineer to support a large-scale...  ...state cloud architectures and lead implementation across hybrid and...  ...environments.Strong knowledge of Linux, Windows, enterprise networking, DNS,... 
    Windows
    Flexible hours

    Guidehouse

    Washington DC
    1 day ago
  •  ...The Senate Sergeant at Arms is seeking a Principal Systems Engineer. This vacancy announcement closes at 11:59pm EST on the closing date....  ...Strong knowledge and experience managing and maintaining Windows Servers. Call Center and Contact Center knowledge and experience... 
    Windows
    Work experience placement
    Night shift

    U.S. Senate

    Washington DC
    3 days ago
  • $107.9k - $195.05k

     ...Leidos is seeking an Incident Response Lead to join our team on a highly visible cyber...  ...achieved through a shared DHS incident tracking system and other means of coordination and...  ...cycle Expertise in Operating Systems (Windows/Linux) operations and artifacts Understanding... 
    Windows

    Via Logic LLC

    Washington DC
    1 day ago
  •  ...KBR’s National Security Solutions team seeks a Hypersonic Systems Engineer IV to provide advanced technical leadership across end-to-end lifecycle of hypersonic vehicle systems, with emphasis on aero-thermo-structural performance in extreme environments. This contingent... 

    Jobleads-US

    Washington DC
    1 day ago
  • $102k - $122k

     ...per year Requirements: ~8+ years of systems engineering experience in secure or cleared environments...  ...on-premises technologies, including Windows Server, Active Directory, Exchange, PKI...  ..., security, and operations Lead root cause analysis for system outages... 
    Windows
    Full time

    KMJJ Enterprise LLC - Client Company

    Washington DC
    1 day ago
  •  ...delivering enterprise management systems, integrated physical and...  ...Management System (VMS) Support Engineer to provide advanced technical...  ...corrective/preventative actions Lead incident bridge calls during...  ...planning Troubleshoot Windows Server environments supporting... 
    Windows

    CRI

    Alexandria, VA
    a month ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Lead Windows Systems Engineer. Be the first to apply!