Senior Systems Engineer

MANTECH; Dallas (TX); On-site; USD 90,000 - 130,000; Full time

Job summary

MANTECH in Dallas, TX is hiring a Senior Systems Engineer for an onsite role. The position focuses on Tier III IT systems support across VMware, AD, DNS, DHCP, and Windows environments. Responsibilities include requirements gathering, SOPs, ITIL processes, and after-hours issue resolution.

The candidate will mentor junior staff, handle complex challenges, and may travel up to 10% in the DC Metro area. Active TS/SCI readiness is required or pursuing clearance.

Qualifications

• Bachelor’s degree or equivalent with substantial systems engineering experience.
• IAT Level III certification required within 6 months of hire.
• DoD 8570 Computing Environment Certification required within 6 months.
• Experience administering Windows servers and related Microsoft products.
• Experience with VMware products and enterprise IT infrastructure.

Responsibilities

• Provide Tier III IT Systems support across VMware, AD, DNS, DHCP, and Windows servers.
• Diagnose and resolve complex performance and security challenges in enterprise environments.
• Gather requirements and assist in packaging and deploying production releases.
• Create SOPs and participate in ITIL Service Lifecycle processes, including Change Requests.
• Mentor junior engineers and coordinate after-hours maintenance and outages as needed.
• Travel up to 10% within the DC Metro area as required.

Skills

VMware vCenter

Horizon View

Active Directory

Group Policy

Certificate Services

DNS

DHCP

Windows Server Admin

Scripting

Education

Bachelor’s degree in a related field

IAT Level III certification

DoD 8570 CE Certification

Tools

HP Blade Servers

HP SANs

HPAC Secure Printing

Remedy

ServiceNow

Job description

MANTECH

MANTECH seeks a motivated, career and customer-oriented Senior Systems Engineer to join our team in Dallas, TX. This is an onsite position.

Responsibilities include but are not limited to:

• 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 while collaborating on project teams to package and deploy production releases.
• Author Standard Operating Procedures (SOPs) for repetitive tasks and participate in ITIL Service Lifecycle processes, including submitting Change Requests.
• Investigate and resolve operational issues in coordination with technical personnel, while providing mentorship and guidance to junior Systems Engineers.
• Support system maintenance and unplanned service outages after normal duty hours (nights and weekends) on occasion.
• Perform up to 10% local travel within the DC Metro area as required by program requirements.

Minimum Qualifications:

• Bachelor’s degree and 5+ years of systems engineering experience, or an Associate’s degree with 8 years of systems engineering experience, or a High School diploma with 10+ years of systems engineering experience can be substituted for a bachelor’s degree
• IAT Level III certification ex. SecurityX, CASP+ required within 6 months of hire
• DoD 8570 Computing Environment Certification required within 6 months of hire, ex., MCSA, VCP, or equivalent
• Experience with Microsoft Windows 2008/2012/2016/2019 Servers; Microsoft Windows 10; administering Microsoft Exchange, Active Directory, and workstation and server hardware; administering Microsoft Office 2010/2016; basic networking including DHCP/TCPIP
• Experience with Microsoft Windows Systems, HP SANs, or VMware products

Preferred Qualifications:

• 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
• Scripting experience

Clearance Requirements:

• Must have a current or active TS/SCI and be willing and able 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.