Aurora, Colorado, United States · On-site
$177k–$266k/yr
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Polygraph TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opportu…
Skills: Linux Administration, Windows Server Administration, VMware, NAS Storage, Red Hat Enterprise Linux
Aurora, Colorado, United States · On-site
$69k–$142k/yr
Job Title: Systems Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US Antici…
Skills: Systems Engineering, MBSE, SysML, Cameo Systems Modeler, Requirements Management
Aurora, Colorado, United States · On-site
$69k–$142k/yr
Job Title: Systems Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US Antici…
Skills: Systems Engineering, MBSE, SysML, Cameo Systems Modeler, Requirements management
Aurora, Colorado, United States · On-site
$149k–$235k/yr
RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Polygraph TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opportuniti…
Skills: Software Engineering, Cybersecurity, C, C++, C#
Aurora, Colorado, United States · On-site
$116k–$210k/yr
The Digital Modernization Sector at Leidos has an opening for a Design Engineer (Campus Area Network/Local Area Network (CAN/LAN)) to support our government customer’s global enterprise networks. The CAN/LAN service netw…
Skills: Network Design, CAN/LAN, Cisco, Brocade, Juniper
Aurora, Colorado, United States · On-site
$116k–$210k/yr
The Digital Modernization Sector at Leidos has an opening for a Tier III Network operations and maintenance (O&M) engineer to support the customer’s various WAN and LAN networks. Will provide incident resolution, routing…
Skills: Network Operations, LAN, WAN, OSPF, BGP
Aurora, Colorado, United States · On-site
$73k–$133k/yr
The Digital Modernization Sector at Leidos has an opening for a Tier II Network Technician to support the customer’s computer data communications systems, in providing design specifications, testing and inspections for c…
Skills: Network installation, LAN/WAN support, Troubleshooting, Cisco, Juniper
Aurora, Colorado, United States · On-site
$177k–$266k/yr
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Polygraph TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opportu…
Skills: Linux, Windows, VMware, NAS Storage, System administration
Aurora, Colorado, United States · On-site
$39/hr–$68/hr
Application deadline: Aug 26, 2026 The Infrastructure Operations team is looking for cleared Data Center Technicians to join our expanding Infrastructure Operations team. Data Center Technicians are the primary resolver …
Skills: Hardware troubleshooting, Fiber optics, Networking, Computer architecture, OSI model
Aurora, Colorado, United States · On-site
$58k–$65k/yr
Who We Are Pretred is a growing U.S.-based manufacturing company transforming how sustainable materials are made and used. Headquartered in Aurora, Colorado, we design and produce durable, eco-friendly products that help…
Skills: Human resources, Employee relations, Compliance, Onboarding, HRIS
Aurora, Colorado, United States · On-site
$70k–$75k/yr
CLEARANCE REQUIRED: TS/SCI This job is at Buckley Space Force Base, Aurora, Colorado. ** This is a Proposal Position, pending additional positions ** Accepting Bench candidates for future openings. Salary: $70,000.00 wit…
Skills: SCI program management, Physical security, Personnel security, Information security, Industrial security
Aurora, Colorado, United States · On-site
$87k–$165k/yr
Date Posted: 2026-08-20 Country: United States of America Location: US-TX-RICHARDSON-C37 ~ 1737 Cityline Dr ~ CITYLINE C37 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active …
Skills: Program budgeting, Cost control, Variance analysis, Financial reporting, EAC development
Aurora, Colorado, United States · On-site
Overview Company Overview: Allied Universal®, North America’s leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and colla…
Skills: Security patrols, Surveillance, Emergency response, Incident reporting, Conflict mediation
Northrop Grumman Mission Systems, Inc.Aurora, Colorado, United States · On-site
$92k–$171k/yr
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opport…
Skills: Python, NumPy, Pandas, Matplotlib, Seaborn
Aurora, Colorado, United States · Hybrid
$99k–$225k/yr
Cloud Engineer The Opportunity: Manage, administer, support, and enhance cloud environments, ensuring continuous improvement and rapid problem resolution. Apply advanced skills, extensive technical expertise, and full in…
Skills: Amazon Web Services, DevOps, Cloud development, Container orchestration, Infrastructure as Code
Aurora, Colorado, United States · On-site
$78k–$137k/yr
Application deadline: Aug 25, 2026 Amazon Web Services (AWS) is a fast-paced technology company and a leader in the world of Data Centers. We are currently expanding our infrastructure management team in the Amazon Dedic…
Skills: People management, Data center operations, Infrastructure management, Inventory management, Hardware decommissioning
Aurora, Colorado, United States · Hybrid
$87k–$198k/yr
Software Engineer The Opportunity: As an embedded software engineer, you know how to create and maintain crucial pieces of software. You use your knowledge to write and optimize code that creates a bridge between pieces …
Skills: Embedded software engineering, Containerized applications, LLMs, Cloud technologies, Automation optimization
Aurora, Colorado, United States · On-site
$92k–$171k/yr
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opport…
Skills: Python, NumPy, Pandas, Data automation, Exploratory data analysis
Aurora, Colorado, United States · Hybrid
$87k–$198k/yr
Software Engineer The Opportunity: As a back-end developer, you know that a good site or system needs the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We’re loo…
Skills: Java, Microservices, Docker, Kubernetes, Spring Framework
Aurora, Colorado, United States · On-site
$22/hr–$40/hr
About Us: At ADT, we’ve been in the business of helping save lives for more than 145 years. As the number one smart home security provider serving residential and business customers, our people are our most important ass…
Skills: Troubleshooting, System configuration, Programming, Networking, Video solutions
Aurora, Colorado, United States • On-site
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Perform Linux and Windows system administration on large government contracts, focusing on VMware technologies and NAS storage. Maintain system reliability through patching, monitoring, and security audit logging in coordination with the ISSM.
Requires an active Top Secret/SCI clearance with a Full Scope Polygraph and a DOD 8570 IAT Level 2 certification. Candidates must have extensive IT experience (12-16 years depending on degree) and proficiency in RHEL and Windows server administration.
Northrop Grumman Space Systems (NGSP) is seeking a Systems Administrator - Level 5 to join our team at our facility in Aurora, Colorado.
Perform as a Linux and Windows System Administrator on large government contracts.
Perform administration on VMware technologies (or related)
Experience with all aspects of NAS Storage
Maintain smooth operation of multi-user computer systems, including coordination with network, software, and system engineers, PC desktop technicians, project managers, end users, and customer and IT management.
Recommend and implement system enhancements that will improve the performance and reliability of the system including installing, upgrading/patching, monitoring, problem resolution, and configuration management.
Provide backup and recovery services; manage file systems and disk space; manage virus protection on a routine basis.
Create and maintain user and computer accounts and modify file permissions and security access lists.
Maintain security audit and logging information on all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM).
Support the Cyber Security team.
Report on project status as required for all recurring and non-recurring efforts.
Bachelor’s degree with 12 years of IT experience; Master’s degree with 10 years of IT experience
Must have server administration experience with Linux (RedHat Enterprise Linux is preferred) and Windows
Perform administration on VMware technologies (or related)
Must have a DOD 8570 IAT Level 2 baseline certification (example: Security+ CE); OR must have the ability to obtain one within 6 months of start date.
Experience with NAS storage device (preferably NetApp) administration (ONTAP 8.x or higher; CDOT)
Ability to lift equipment weighing up to 40 pounds.
Ability to support after hours and on weekends as needed
Ability and willingness to travel 15%
Master's degree in a STEM-related discipline
Network hardware and configuration
5+ years of experience with Red Hat Enterprise Linux (RHEL) server administration in an SCI classified environment
Experience operating under and managing systems within NISPOM Chapter 8, DCID 6/3-ICD 503, RMF, STIG, JAFAN, or JSIG information system environments
Solid understanding of Enterprise-level storage concepts to include all commonly used RAID-levels
Solid understanding of remediating security vulnerabilities; Experience hardening Linux systems in accordance with RMF and STIGs
Identity Management (Single Sign-On) experience
VMware and ESXi (6.x or higher) configuration and management experience
Experience with host-based firewall implementations and configuration (Redhat “iptables”)
Windows 10 administration experience; Windows Server experience; Group Policies (GPOs) experience; Active Directory management experience
Solid writing skills and use of Wiki pages and Sharepoint sites for documentation
DoD 8570 Certification in a primary OS (Windows, Linux, Cisco)
Currently valid Security+ CE, CASP, CISSP, or similar security certification
Experience in VMWare, NetApp and Splunk among other industry standard technologies. Comfortable with maintenance and OS upgrades
Preferred candidate will be familiar with Tenable and Nessus scans for vulnerability and controls implementation.
https://www.northropgrumman.com/space
Working at Northrop Grumman is more than just a paycheck. We offer a comprehensive Total Rewards and benefits package designed to help you thrive at work and in life. For more information on our Total Rewards package, please visit our Total Rewards site.
Northrop Grumman Total Rewards
Primary Level Salary Range: $177,000.00 - $265,600.00The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation and respect. Your unique perspective will help achieve our shared vision for the future of global security. Every step of the way, you'll be supported by world-class training, employee resource groups and a comprehensive benefits package that enables greater health and happiness for you and your family. Worldwide and across disciplines, we’re challenging what’s possible for technology to protect people and places from undersea to outer space and into cyberspace. And we see the impact of our performance every day. We are Northrop Grumman, and we work on what matters—now, you too can make a difference. Explore opportunities in engineering, IT, manufacturing, business management, cybersecurity and more at jobs.northropgrumman.com/careers. Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions. Our careers site can be found at jobs.northropgrumman.com/careers. If you are contacted about a job at Northrop Grumman, please verify the email came from the domain @ngc.com before engaging with that contact. If you are contacted by a Northrop Grumman recruiter on LinkedIn, please that their profile includes the verified check mark to ensure the contact is legitimate.
Offices: 2980 Fairview Park Dr, Falls Church, VA 22042, US · 1580 W Nursery Rd, Linthicum Heights, MD 21090, US · 16765 W Bernardo Dr, San Diego, CA 92127, US
Based on 556 listings with disclosed salaries, most security & safety jobs in Aurora, CO pay between $48k–$198k per year. Individual offers vary with seniority, company size, and specialization.
There are currently 655 open security & safety positions in Aurora, CO listed on Clera. New openings are added daily as companies post roles.
Companies currently hiring include Northrop Grumman, Northrop Grumman Mission Systems, Inc., RTX, CACI International Inc, Amazon, among others. Browse the listings above to see every active employer.
Yes — 39 of the 655 open security & safety positions offer remote or hybrid work (4 remote, 35 hybrid).
Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.
