Senior Systems Engineer

The Systems Engineer will leverage their strong technical background and knowledge to support the operational piece of a mission-critical enterprise IT environment. In this role, you will help administer, maintain, and troubleshoot core services, ensuring system availability, integrity, and robust configuration management., * Provide Tier II IT Systems support on a wide range of technologies, including: SQL, SharePoint, Microsoft Exchange, Certificate Services, DHCP, DNS, Active Directory, Group Policies, Microsoft Windows Operating Systems, and Linux (Red Hat)

• Provide System support on enterprise backup and recovery solutions to ensure data integrity and system availability
• Provide System support for enterprise patching and vulnerability management for Linux and Windows systems
• Executing structured configuration and change management processes to ensure system integrity and documentation accuracy
• Diagnosing and resolving the performance, security, and/or technical challenges related to the platforms listed above
• Creating, maintaining, and communicating technical documentation for system configurations and Standard Operating Procedures (SOPs)
• Investigating and resolving operational problems in conjunction with other engineering and technical personnel
• Using best practices from ITIL Service Management, Configuration and Change Management processes, and enterprise service delivery to consistently deliver high-quality work products
• Willingness to occasionally work after normal work hours (nights and weekends) to support system maintenance or service outages

MANTECH seeks a motivated, career and customer-oriented Senior Systems Engineer to join our team in Chantilly, VA. This is an onsite position., * Bachelor’s degree with 5+ years of experience in Information Systems or a related field. Associates degree with 7+ years or High School Diploma/GED with 10+ years of progressively responsible experience may be substituted for a degree

• Demonstrated hands-on experience administering and troubleshooting core IT services, including Active Directory, DNS, and SQL
• Experience managing enterprise data backups and supporting user interfacing services like printing and scanning
• Must hold IAT Level II certification, ex., Security+, SecurityX, CISSP, * Solid understanding of configuration management, system patching, and structured change management practices in enterprise environments
• Experience with Microsoft Exchange and Sharepoint
• Experience with network documentation, such as security compliance, configuration management, patching, software management, and hardware management
• Experience administering and supporting infrastructure within secure government or classified IT environments
• Relevant industry certifications, ex., Windows Server Hybrid Administrator Associate, or equivalent
• Self-starter with excellent people skills - able to work across teams and effectively communicate technical concepts
• Knowledge or experience with DevSecOps tools, process, and concepts
• Knowledge or experience with Infrastructure as Code (IaC) and Configuration as Code (CaC) are modern DevOps practices that manage and automate IT systems

Clearance Requirements:

• Must have a current and active Top Secret with SCI eligibility with willingness to obtain a polygraph

Physical Requirements:

• Must be able to remain in a stationary position 50%
• Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
• Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations