Lead Systems Engineer

Fairfax County, VA

MANTECH is seeking a motivated, career and customer-oriented Lead Systems Engineer to join our team in Chantilly, VA. This is a position will be managing and advancing a wide-area IT environment and requires specialized depth and/or breadth of expertise.

Responsibilities include but are not limited to:

  • Uses best practices and knowledge of internal or external business issues to improve products or services.
  • Troubleshooting: Diagnose and resolve complex issues across hardware, firmware, OS, and application layers, often requiring deep-dive root cause analysis.
  • Automation: Develop scripts (PowerShell, Bash) for automating routine tasks and
    enhancing operational efficiency.
  • Leadership & Mentoring: Lead technical projects, mentor junior engineers, and act as a subject matter expert (SME).
  • Providing server/operating system centric expertise for testing, deploying, integrating, and improving upon new and existing IT capabilities.
  • Understanding and providing recommendations related to understanding operating system dependencies, physical and virtual server environments, integration with infrastructure resources (e.g. storage and networking), and how to configure operating systems and applications in an efficient manner.
  • Maintaining platforms of common hypervisors and enterprise applications, including collaboration tools, Systems Information and Event Monitoring (SIEM) products, directory services, and automation technologies.
  • Identifying and mitigating security vulnerabilities, testing and documenting security-relevant changes, and communicating with vendors to assess new
    technologies.

Minimum Qualifications:

  • Bachelor’s degree in Computer Science, Systems Engineering, or equivalent field and at least 7 years of experience in information technology, leveraging software applications and tools to meet customer requirements. (2 years of additional experience may be substituted in lieu of degree)
  • Current DoD 8570 IAT II certification (Security +, SSCP, or equivalent) or ability to obtain one within 180 days.
  • Experience writing clear, concise, and user-friendly technical and training manuals or similar documentation to include documents required for A&A and system administrator SOP’s.
  • Ability to perform Tier 3 operational maintenance on audit systems to include:
    system engineering, system administration, database management, backup
    administration, change configuration and management, policy creation, and
    certification and accreditation procedures.

Preferred Qualifications:

  • Leadership & Mentoring: Lead technical projects, mentor junior engineers, and act as a subject matter expert (SME).
  • Fundamentally skilled and knowledgeable in all aspects of VMWare. VMWare certifications are desirable.
  • VMware tiered certification path (VCTA, VCP, VCAP, VCDX) focusing on areas like Data Center Virtualization (DCV), Network Virtualization (NV), Cloud Management & Automation (CMA), Desktop & Mobility, and Application Modernization, with popular choices including VCP-DCV for core vSphere skills, VCP-NV for NSX, and specialists in vSAN or Cloud Foundation, validating expertise from foundational to expert design levels.
  • Familiar and knowledgeable in HPE infrastructure such as HPE Synergy hardware, HPE ProLiant Servers, HPE Storage solutions, HPE SimpliVity technologies.
  • Experience implementing, working with or troubleshooting VMware NSX-T
    virtualized networking and security platform developed by VMware. It enables
    automated implementation of network policies, network objects, isolation, and
    micro-segmentation

Clearance Requirements:

  • Must have an active DoD TS/SCI with the ability to obtain a polygraph.

Physical Requirements:

  • The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations
Posted 2026-01-01

Recommended Jobs

Quick Lube Technician

Berglund Toyota
Lynchburg, VA

Berglund Toyota is part of Berglund Automotive, a well-established and reputable automotive group with 10 locations, representing 20 different automotive brands throughout Southwest and Central Virgin…

View Details
Posted 2025-08-28

Director of Scholarships

HR Knowledge Source
Alexandria, VA

This is a remote position. Director of Scholarships     Description The Director of Scholarships plays a critical role in National Medical Fellowships’ efforts to create opportunit…

View Details
Posted 2026-01-09

Event Assistant - Entry Level Opening

GVA Inc.
Alexandria, VA

We are now hiring an Entry-Level Event Assistant to support live events, brand promotions, and community outreach campaigns . This is an excellent opportunity for motivated individuals looking to…

View Details
Posted 2026-01-06

General Manager - 4097

Five Guys
Leesburg, VA

Job Details Description The starting pay for this position is $60,000-$65,000/annually. This position is also eligible for participation in performance-based bonus rewards. What can you expec…

View Details
Posted 2025-12-18

Financial Analyst I REMOTE

BAE Systems
Norfolk, VA

Financial Analyst I REMOTE Location Remote in Norfolk, VA : We have an exciting OH&B Financial Analyst opening within BAE Systems Ship Repair Business Area headquartered in Norfolk, VA. This role wil…

View Details
Posted 2026-01-13

Packing Operator

AmpersandPeople
Winchester, VA

About Us Desi Fresh Foods is a leading “cultured” dairy manufacturer with over 23 years of experience. We produce high-quality and consistent products, which include yogurt (Dahi or Indian, Greek …

View Details
Posted 2026-01-07

Técnica de Nivel II

NFI Industries
Suffolk, VA

Resumen: El Técnico de Nivel II realiza todos los aspectos del mantenimiento planificado y no planificado de equipos de gas licuado de petróleo (MHE) en equipos eléctricos o de baja presión. Debe s…

View Details
Posted 2026-01-05

Financial Advisor Serving United States Marines

First Command Financial Services, Inc.
Quantico, VA

Financial Advisor Serving United States Marines Location Quantico, VA : A Unique Opportunity to Stay Connected to and Give Back to The Marine Corps Community Who we are First Command was founded…

View Details
Posted 2026-01-12

Cybersecurity SME IV

GDIT
Falls Church, VA

Responsibilities for this Position Location: Any Location / Remote Full Part/Time: Full time Job Req: RQ211242 Type of Requisition: Regular Clearance Level Must Currently Possess:…

View Details
Posted 2025-12-17