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System Engineer-IT Sr Security Clearance
Job in
Littleton, Arapahoe County, Colorado, 80120, USA
Listed on 2026-03-06
Listing for:
Lockheed Martin
Full Time
position Listed on 2026-03-06
Job specializations:
-
IT/Tech
Systems Engineer, Cybersecurity -
Engineering
Systems Engineer, Cybersecurity
Job Description & How to Apply Below
Job Number 719734
Description:
Signal Reconnaissance (SR) Program
This is your opportunity to be challenged to make a difference in the world and every single day we use our skills and experiences to create, design and build solutions to some of the worlds' hardest infrastructure engineering problems for the RMS SR program. System Administration
The team handles routine backups, security patch application, and compliance maintenance across Linux and Windows physical and virtual systems. They manage baseline configuration, provide Active Directory and LDAP user account support, troubleshoot technical issues, and administer certificate services. Virtualization
Virtual infrastructure is overseen with VMware ESXi/vCenter and Hyper V. Responsibilities include provisioning, maintaining, and de commissioning virtual machines to meet evolving workload demands. Network Administration
Under senior engineer guidance, the team assists with configuring and monitoring Ethernet switches, routers, firewalls, and intrusion detection/prevention devices. They also support network infrastructure upgrades and re configuration projects. System Engineer and Dev Sec Ops Support
Automation tasks are performed using Ansible, Bash, and Power Shell. The group maintains CI/CD pipelines, repository tools, cloud infrastructure, and containerized workloads such as Git Lab, Nexus, and Kubernetes. Documentation & Collaboration
Process, procedure, and hardware/software lifecycle documentation is kept current. Team members update Atlassian Jira issues and Confluence pages regularly and participate in scheduled team meetings.
Basic Qualifications:
• Minimum of 3 years of professional experience and a bachelor's degree from an accredited college/university in a related discipline, or additional experience/combined education in lieu of degree
• Active CompTIA Security+ or equivalent certification
• Experience working with Windows/Linux operating systems
• Confident applying STIG controls to system and network devices
• Knowledge of basic system administration tasks such as account management, backup/recovery, troubleshooting, and customer support
• Ability to manage virtual environments including VMware and Hyper-V
• Experience with automation frameworks and/or scripting languages such as Ansible, Power Shell, or Bash
• Hands-on experience managing cloud infrastructure and containerized workloads, including platforms such as Kubernetes
• Demonstrated ability to take initiative, operate independently with minimal direction, and proactively drive tasks to completion in support of mission objectives
• Comfortable writing technical documentation of processes and procedures
• Ability to obtain a Secret clearance before starting and willingness to obtain Top Secret/SCI clearance
Desired
Skills:
• Familiarity with Public Key Infrastructure including certificate management and Multi-Factor Authentication
• Knowledge in backup processes and procedures including network-attached storage devices and backup software
• Practical experience in the design, implementation, configuration, and maintenance of enterprise classified network computing infrastructure including but not limited to:
Ethernet switches, routers, firewalls, and IDPS
• Balance multiple projects and priorities throughout different information systems
• Strong organizational, problem-solving, written, and verbal communication skills
Security Clearance Statement:
This position requires a government security clearance, you must be a US Citizen for consideration.
Clearance Level: TS/SCI
Other Important Information You Should Know
Expression of Interest:
By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.
Ability to Work Remotely: Onsite Full-time:
The work associated with this position will be performed onsite at a designated Lockheed Martin facility.
Work Schedules:
Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our…
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