Senior Systems Engineer

MANTECH • Dallas, TX

10h • Onsite

About The Position

MANTECH seeks a motivated, career- and customer-oriented Senior Systems Engineer to join its team in Dallas, Texas. This is an onsite position supporting enterprise IT systems and infrastructure. The role provides Tier III support across VMware, HP, Microsoft, and related technologies; resolves complex performance, security, and technical issues; contributes to requirements analysis and production deployments; documents procedures and participates in ITIL service processes; and supports operational issues and junior engineers. Occasional after-hours maintenance and outages, including nights and weekends, may be required. Up to 10% local travel within the DC Metro area may be required by program needs.

Requirements

• Bachelor’s degree and 5+ years of systems engineering experience; alternatively, an Associate’s degree with 8 years of systems engineering experience or a high school diploma with 10+ years of systems engineering experience may substitute for a bachelor’s degree.
• DoD 8570 IAT Level II certification, such as Security+.
• IAT Level III certification, such as SecurityX or CASP+, required within 6 months of hire.
• DoD 8570 Computing Environment Certification required within 6 months of hire, such as MCSA, VCP, or equivalent.
• Experience with Microsoft Windows Server 2008/2012/2016/2019 and Windows 10; administering Microsoft Exchange, Active Directory, workstation and server hardware, and Microsoft Office 2010/2016; and basic networking, including DHCP/TCPIP.
• Experience with Microsoft Windows systems, HP SANs, or VMware products.
• Current or active TS/SCI clearance and willingness and ability to obtain a polygraph.

Nice To Haves

• Microsoft Windows systems experience including DNS, Group Policy, and PKI; deploying workstation images and Thin/Zero clients; and administering vSphere, Horizon View, data backup, and antivirus software.
• Experience applying security best practices from DISA and/or vendors.
• Experience using a Service Desk ticketing system, such as Remedy or ServiceNow.
• ITIL Foundations certification.
• Scripting experience.

Responsibilities

• Provide Tier III IT systems support across enterprise technologies, including VMware vCenter, Horizon View, Site Recovery Manager, HP Blade Servers, HP SANs, HPAC Secure Printing, Active Directory, Group Policies, Certificate Services, DHCP, DNS, and Microsoft Windows operating systems.
• Diagnose and resolve complex performance, security, and technical challenges across supported infrastructure platforms.
• Perform requirements analysis, gathering, and integration for core system platforms, collaborating with project teams to package and deploy production releases.
• Author Standard Operating Procedures for repetitive tasks and participate in ITIL Service Lifecycle processes, including submitting Change Requests.
• Investigate and resolve operational issues in coordination with technical personnel.
• Provide mentorship and guidance to junior Systems Engineers.
• Support system maintenance and unplanned service outages after normal duty hours, including nights and weekends, on occasion.
• Perform up to 10% local travel within the DC Metro area as required by program requirements.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior