Senior Systems Applications Engineer

HII's Mission Technologies division•Fort Meade, MD

9d•$129,285 - $210,000•Onsite

About The Position

This opportunity resides with Warfare Systems (WS), a business group within HII’s Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems. HII works within our nation’s intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners. Leadership at HII is a mindset, not a title. Through our Leadership Capability Framework, we define how every employee grows, leads, and contributes—regardless of role. It sets the standard for how you can develop yourself and what you can expect from leaders across our organization. We look for candidates who want to grow in alignment with these capabilities: Know & Grow Your People – Commit to learning and supporting team success. Build Relationships – Communicate openly, collaborate well, and build trust. Take Ownership – Deliver on commitments and take pride in your work. Customer First – Focus on the mission and those we serve. Shape the Future – Bring ideas, curiosity, and continuous improvement. Act with Urgency – Take initiative and follow through with purpose. These capabilities guide how all employees contribute to our shared success across Mission Technologies. HII - Mission Technologies is seeking a Systems Engineer to join our Fort Meade, MD team. This role supports a multi-national initiative that connects existing national Secret networks and services to enhance information-sharing capabilities among Australia, Canada, New Zealand, the United Kingdom, and the United States. The System Engineer manages, patches, implements, and optimizes Nutanix, Active Directory, Microsoft technologies, VMware, and storage infrastructure. This role leverages expertise to deliver a secure, fault-tolerant, scalable, and flexible hyper-converged infrastructure to support real-world operations. The Engineer will also troubleshoot issues related to the specified technologies and backup systems, coordinating implementations with internal staff and vendor personnel.

Requirements

9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; or High School Diploma or equivalent and 13 years relevant experience.
Active DoD 8140 certifications. (Sec+, CYSA+, etc.)
Active Secret clearance (minimum).
Excellent Problem‑Solving Capabilities
Demonstrated success working in small teams to address complex technical challenges.
Strong Linux Experience and Expertise
Strong Windows Server Experience
Programming Expertise
Comfortable working with multiple programming and scripting languages.
Strong experience with C#, PowerShell, and Bash.
Familiarity with web‑based applications, ideally running under Tomcat.
Solid understanding of programming best practices, object‑oriented concepts, and common design patterns.
Working knowledge of basic SQL.
Some Architecture Background
Familiarity with DoDAF diagramming methods.

Nice To Haves

Preferred experience supporting on‑premises ServiceNow deployments.
Preferred familiarity with MySQL.
Experience with database replication is a plus.
Experience working with VMware environments.
Experience applying STIGs to servers.
Exposure to Tenable vulnerability‑scanning products.

Responsibilities

Manages, patches, implements, and optimizes Nutanix, Active Directory, Microsoft technologies, VMware, and storage infrastructure.
Delivers a secure, fault-tolerant, scalable, and flexible hyper-converged infrastructure to support real-world operations.
Troubleshoots issues related to the specified technologies and backup systems.
Coordinates implementations with internal staff and vendor personnel.
Analyzes and resolves unfamiliar technical problems by identifying appropriate solutions, communicating recommendations clearly, and executing tasks through completion.
Performs a wide range of Linux administration tasks.
Administers and maintains Windows Server environments.
Works with multiple programming and scripting languages.
Documents current and proposed system architectures clearly and accurately.