Standard Job Description

Are you ready to help invent the future? Lockheed Martin is leveraging digital transformation, modernized processes, and advanced technologies to support the next generation of defense capabilities.

Lockheed Martin Missiles and Fire Control (MFC) is seeking an experienced and motivated Classified Systems Engineer – IT (Level 2) to support Windows and Linux systems, network components, and enterprise infrastructure within classified environments.

The successful candidate will be responsible for administering, maintaining, securing, and troubleshooting classified IT infrastructure in support of multiple programs and mission-critical operations. This position requires the ability to independently resolve complex technical issues, implement security requirements, support infrastructure improvements, and collaborate with program personnel, cybersecurity teams, and other IT professionals.

We are looking for an individual with strong technical expertise, sound problem-solving abilities, initiative, and the ability to take ownership of technical responsibilities in a dynamic, security-focused environment.

Performs technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for total systems, and information technology related responsibilities including design, development, and analysis of computer systems or programs based on and related to user or system design specifications; applying systems analysis techniques and procedures, including consulting with users to determine hardware, software, or system functional specifications. Analyses are performed at all levels of total system product to include: concept, design, fabrication, test, installation, operation, maintenance and disposal. Ensures the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints. Performs functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications. For positions that do not perform IT responsibilities, use E146, Systems Engineer.

Basic Qualifications

• 4+ years of demonstrated experience in IT systems administration, supporting one or more of the following: Windows, Linux, networking, or enterprise storage infrastructure.
• Experience administering Windows environments, including Active Directory, Group Policy, user and computer management, and domain services.
• Experience with DHCP and DNS.
• Demonstrated ability to independently troubleshoot and resolve complex hardware, software, operating system, and network-related issues.
• Experience with system administration activities, including configuration, patching, upgrades, maintenance, and system hardening.
• Experience supporting endpoint security solutions, such as McAfee ePolicy Orchestrator (ePO) / Trellix Endpoint Security.
• Working knowledge of DoD cybersecurity requirements, including Risk Management Framework (RMF), STIGs, and applicable security controls.
• Experience in performing technical planning, system integration, configuration management, or systems analysis within an IT infrastructure environment.
• Strong written and verbal communication skills, with the ability to document technical procedures, communicate solutions, and coordinate activities across technical teams.

Desired Skills

• Active DoD 8570/8140-compliant IAT Level II certification, such as Security+ CE, SSCP, or another certification aligned with the applicable cybersecurity work role.
• Demonstrated ability to adapt to emerging technologies, changing security requirements, and evolving mission needs.
• Independently administer and maintain assigned classified IT infrastructure.
• Take ownership of technical issues and drive troubleshooting efforts through resolution.
• Support infrastructure deployments, upgrades, integrations, and lifecycle maintenance.
• Maintain system security and compliance with applicable DoD and program requirements.
• Experience implementing, assessing, and maintaining security compliance using eSTIG, STIG Viewer, and other security auditing tools.
• Knowledge of JSIG, DoD RMF, NIST security controls, and applicable cybersecurity policies and requirements.
• Experience identifying, assessing, tracking, and remediating system vulnerabilities and security findings.
• Experience administering and maintaining physical and virtual infrastructure, including server deployment, configuration, virtualization, and storage platforms.
• Experience managing endpoint security and antivirus solutions using McAfee ePolicy Orchestrator (ePO) / Trellix Endpoint Security.
• Experience working with security monitoring, log analysis, and vulnerability assessment tools such as Splunk and Nessus.
• Strong understanding of Microsoft Active Directory, including Group Policy Objects (GPOs), organizational units, user and computer account management, and domain administration.
• Experience with Linux system administration, configuration, and troubleshooting.