Endpoint Engineer - Active Top Secret Clearance

Maania Consultancy Services • Quantico, VA

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About The Position

The Endpoint Engineer is a full-time, permanent role located in Quantico, Virginia. The position requires an active Top Secret clearance with SCI eligibility before starting. The engineer will lead systems and infrastructure engineering for enterprise Windows environments, including endpoint or infrastructure programs at a scale of 10,000 or more devices. The role includes designing and implementing lab, pre-production, or digital twin environments; establishing test-before-deploy practices; leading technology evaluations and cost-benefit analyses; and guiding engineering teams through formal change management. The engineer will also contribute to security compliance and risk management activities and participate in after-hours emergency on-call response.

Requirements

• Must be a U.S. citizen.
• Must have an active Top Secret clearance with SCI eligibility (favorably adjudicated T5/T5R) to start.
• Must be within investigation scope and/or currently enrolled in Continuous Evaluation / Continuous Vetting.
• Must possess and maintain a current DoD 8570/8140 IAT Level III baseline certification, such as CASP+ CE, CISSP or Associate, CCNP Security, GCED, or GCIH.
• Ability to work independently, analyze problems, determine appropriate courses of action, and exercise discretion and independent judgment with limited day-to-day supervision.
• Strong experience in systems or infrastructure engineering for enterprise Windows environments, including lead-engineer responsibility for endpoint or infrastructure programs at 10,000+ device scale.
• Expert knowledge of MECM/SCCM and/or Intune architecture, Windows Server, Active Directory, Group Policy, virtualization (VMware/Hyper-V), VDI, and PowerShell automation.
• Demonstrated experience designing and leading implementation of lab, pre-production, or digital twin environments and formal test-before-deploy practices.
• Experience leading proof-of-concept evaluations, market research, and cost-benefit/ROM development for Government or enterprise decision-makers.
• Extensive experience with DISA STIGs, ACAS/Nessus, RMF control implementation, POA&Ms, and eMASS.
• Experience leading engineering teams, establishing standards, and executing changes through formal Change Management.
• Excellent technical writing, briefing, and stakeholder communication skills.
• Ability to participate in after-hours emergency on-call response.

Responsibilities

• Lead endpoint or infrastructure programs for enterprise Windows environments at 10,000+ device scale.
• Design and lead implementation of lab, pre-production, or digital twin environments and formal test-before-deploy practices.
• Lead proof-of-concept evaluations, market research, and cost-benefit or ROM development for Government or enterprise decision-makers.
• Apply DISA STIGs, ACAS/Nessus, RMF control implementation, POA&Ms, and eMASS in engineering work.
• Lead engineering teams, establish standards, and execute changes through formal Change Management.
• Communicate technical information through writing, briefings, and stakeholder engagement.
• Participate in after-hours emergency on-call response.

What This Job Offers

• Job Type: Full-time
• Education Level: No Education Listed