Senior Systems Engineer (Engineer Systems 5)

HII's Mission Technologies division • Port Hueneme, CA

11d • $135,954 - $185,000 • Onsite

About The Position

HII Mission Technologies is seeking a technically strong Senior Systems Engineer for an onsite, embedded position at Point Mugu. The role integrates directly with the customer’s IT and cybersecurity team to support local mission systems, coordinate with range and enterprise IT/IA personnel, and align HII technical efforts with local customer activities. The successful candidate will bring hands-on IT experience in system administration, imaging, hardening, cybersecurity compliance, network integration, and daily technical support in DoD environments.

Requirements

• 15 years of relevant experience with a bachelor’s degree in a related field; 13 years with a master’s degree; 10 years with a Ph.D. or Juris Doctorate; or a high school diploma or equivalent and 19 years of relevant experience.
• Active Secret clearance or ability to obtain and maintain one.
• Working knowledge of Windows operating systems and workstation and server management.
• Working knowledge of security hardening standards such as STIGs.
• Working knowledge of system patching and vulnerability remediation.
• Working knowledge of basic networking concepts and troubleshooting.
• Ability to work independently and as part of an embedded team.
• Strong written and verbal communication skills.

Nice To Haves

• Experience with DoD IT systems or range environments.
• Familiarity with vulnerability scanning tools such as ACAS, Tenable, or Qualys.
• Experience with Windows Server administration, GPO management, or RedHat environments.
• Knowledge of secure protocols and identity/access management fundamentals.

Responsibilities

• Perform system imaging, configuration, and baseline creation for new IT systems, including applying required security settings.
• Harden systems in accordance with DoD STIGs and other cybersecurity requirements.
• Integrate systems onto local networks, including account provisioning, GPO application, and connectivity validation.
• Troubleshoot and resolve technical issues related to workstation and server configuration, operating systems, and network access.
• Coordinate with customer IT/IA staff to ensure consistent implementation of cybersecurity and IT processes.
• Connect local government teams and HII technical personnel to synchronize with WD/Mugu operations.
• Support patch management by applying updates, monitoring compliance, and assisting with vulnerability remediation.
• Document configurations, maintain system inventory, and follow local IT processes and workflows.
• Use vulnerability scanning tools and apply findings as part of system hardening efforts.
• Provide onsite technical support as part of the customer’s IT team and participate in its daily workflow.

Benefits

• Medical, dental, and vision plan choices
• Wellness resources
• Employee assistance programs
• 401(k) savings plan options
• Financial planning tools
• Life insurance
• Employee discounts
• Paid holidays and paid time off
• Tuition reimbursement
• Early childhood and post-secondary education scholarships
• Bonus or other non-recurrent compensation may occasionally be offered for qualified positions

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: High school or GED