Jobs in the United States

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Test Engineer
Space Systems Integration
El Segundo, CA
- $160,000 to $200,000 USD / year
Space Systems Integration (SSI) is a fast-growing engineering company that provides aerospace solutions to a variety of government and commercial customers. Our employees are…
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Site Representative Systems Engineer
Space Systems Integration
Tucson, AZ
Space Systems Integration (SSI) is a fast-growing engineering company that provides aerospace solutions to a variety of government and commercial customers. Our employees are…
Added just now
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Configuration Management Systems Engineer
Space Systems Integration
El Segundo, CA
- $180,000 to $230,000 USD / year
Space Systems Integration (SSI) is a fast-growing engineering company that provides aerospace solutions to a variety of government and commercial customers. Our employees are…
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Procurement Analyst
Biomerics LLC
Salt Lake City, UT
Partner with site purchasing, planning, operations, quality, engineering, finance, and other stakeholders to gather requirements and implement sourcing initiatives.
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Sr. Full Stack Developer
Ford Global
Dearborn, MI
Knowledge of MagicDraw/Teamwork Cloud and Model Based systems Engineering concepts.
Added 1 min ago
Copy of Junior Mechanical Engineer (Aerospace)
Decision Technologies, Inc.
Arlington, VA · Southland Park, KY
…the years, our areas of expertise have expanded to include Systems Engineering, Program Management, In-Service Engineering, Equipment Repair, Research and Development, Test and Evaluation,…
Added 1 min ago
Director, Strategy and Analytics- Global Real Estate and Workplace Experience
American Express
New York, NY · Phoenix, AZ · Sunrise, FL · NY
…holistic footprint strategy, standardize performance management systems for strategy execution, deliver standard / efficient business processes across GREWE, and create analytics powered…
Added 1 min ago
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Senior Counsel, Commercial (Health and Life Sciences)
OpenAI
San Francisco, CA
- $330,000 to $366,000 USD / year
…Partnerships, Procurement, Finance, Product, Infrastructure, and…
Added 1 min ago
Assistant Power Project Manager
HDR
Seattle, WA
…grow. From massive data centers to modernizing transmission systems, our industry-recognized engineers and scientists have been at the forefront of grid transformation for more than a…
Added 1 min ago
MECHANICAL DESIGN ENGINEER
Align Production Systems
Decatur, IL
Align Production Systems (APS) is a growing engineer-to-order and core products capital equipment manufacturer specializing in automated guided vehicles, transporters, welding positioners,…
Added 1 min ago
Rigging Mechanical Fitter - P3 2nd Shift
Vertiv
Pelzer, SC
Assist with basic maintenance tasks and support engineering or electrical teams when needed.
Added 1 min ago
Program Manager
franke
Smyrna, TN (Tennessee), TN
…services for domestic kitchens, the professional foodservice systems and the convenience store sector as well as for professional coffee making. With around 60 companies, we are at home on…
Added 1 min ago
Senior SCADA Engineer
Silicon Ranch Corporation
Nashville, TN
The role sits alongside Performance Engineering and the 24×7 Remote Operations Center (ROC), so plant data quality, control readiness and loss recovery are owned in one place. It works…
Added 1 min ago
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Maintenance Technician
GPAC
Bremen, OH
- $25 to $35 USD / hour
Added 1 min ago
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Maintenance Technician
GPAC
Toledo, OH
- $25 to $35 USD / hour
Added 1 min ago
Operations Liaison
Firestorm
United States
At Firestorm, we are building the future of expeditionary defense manufacturing and autonomous systems. Modern conflict has exposed a fundamental problem: the systems needed most by…
Added 1 min ago
Senior Operations Liaison
Firestorm
United States
At Firestorm, we are building the future of expeditionary defense manufacturing and autonomous systems. Modern conflict has exposed a fundamental problem: the systems needed most by…
Added 1 min ago
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Project Lead, Operational Excellence & Transformation
Nextpower LLC, USA
North Bldg, CA
- $145,000 to $155,000 USD / year
Strategic Program Management • Kaizen & Lean Operations • Systems & Automation
Added 1 min ago
Director of Engineering
HV Global Management Corporation
United States
High school diploma or GED; 6 years experience in the engineering and maintenance or related professional area; technical training in HVAC-R/Electrical/Plumbing.
Added 2 mins ago
Senior Manufacturing Engineer
Brooks Automation US LLC
United States
…industry, offering precision robotics, integrated automation systems, and contamination control solutions that empower chip manufacturers worldwide. Our product portfolio includes a range…
Added 2 mins ago
RF Communications Systems Engineer Technician Top Secret clearance
CORP-Corporate Office
United States
Apply engineering disciplines to real world activities and systems; and full life-cycle hardware/software development projects
Added 2 mins ago
FPGA Engineer (Level 2 or 3)
CORP-Corporate Office
United States
Engineers here are part of multi-disciplinary program teams implementing next-generation, specialized communication systems and sensing systems critical to US intelligence customers and…
Added 2 mins ago
SkillBridge EHS Engineer 2 / 3- 16432-1
CORP-Corporate Office
United States
At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our…
Added 2 mins ago
Network Administrator 3/4 - TS/SCI
SP - Orbital Space Systems
United States
Partner with IA/Cyber, Systems Engineering, Program Management, Facilities, and Operations to deliver integrated solutions that meet cost, schedule, and technical objectives.
Added 2 mins ago
Sr Principal Network Administrator - TS/SCI
SP - Orbital Space Systems
United States
At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our…

LEIDOS, INC.

Principal Network Evaluator

Linthicum Heights, MD, United States

Pay Range $131,300.00 - $237,350.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary.

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Job details

Pay: Pay Range $131,300.00 - $237,350.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary.
Posting language: English
Posted: Nov 9, 2026

Original job description

Leidos has a new and exciting opportunity for a Principal Network Evaluator in our Intel Sector. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security!

Job Summary:

Our program provides our customer's Operations organization with the best possible solutions for their mission needs. We achieve this through rapid prototyping, new development, and advanced technology research. From leading-edge visualizations to analytic development, we're always pushing the boundaries to find new and better data sources and tradecraft to answer intelligence questions. With a focus on collaboration and a fast-paced environment, our prototype development program is the ideal place to grow your skills and make a real impact. Click here to learn more about how this program “Delivers Mission Success!”

Seeking a motivated Principal Network Evaluator to support an exciting Computer Network Defense mission. Evaluator will work closely with Government stakeholders to identify vulnerabilities, investigate cyber threats, conduct network defense operations, and provide actionable recommendations that strengthen enterprise security and mission capabilities.

*Qualified candidates are eligible for enhanced incentives including up to a $25K cash sign on bonus or a paid time off bonus.

Job Responsibilities/Qualifications:

Mission Focus: Conduct proactive computer network defense activities by analyzing systems and networks to identify vulnerabilities, detect network intrusions, monitor security events, assess attack surfaces, and develop operational courses of action to mitigate cyber threats.
Technical Proficiency: Perform vulnerability assessments using industry-standard tools and techniques, analyze network traffic and audit logs, conduct packet analysis, research emerging technologies and vulnerabilities, support digital forensics and exploitation activities, document analytic findings, and produce comprehensive reports and recommendations for Government stakeholders.
Qualifications: Bachelor's degree plus eleven (11) years of relevant experience, or equivalent. Experience with computer network defense, vulnerability assessment, incident response, packet analysis, network protocols, SIEM technologies, and cybersecurity analysis. Strong networking knowledge and analytical and problem-solving skills. Experience researching system vulnerabilities and developing mitigation strategies. Practical experience with Splunk and Elastic.
Security Clearance: Active TS/SCI with Polygraph required to be considered for this role.
Desirable Skills: Experience with Wireshark, tcpdump, or similar network analysis and SIEM tools. Knowledge of digital forensics, intrusion detection systems, vulnerability scanning technologies, MITRE ATT&CK, NIST cybersecurity frameworks, and scripting languages. Relevant cybersecurity certifications (Security+, CySA+, GCIH, GCIA, GCFA, CISSP, or equivalent).

At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you – apply today!

Careers.leidos.com CONMD If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:

November 9, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $131,300.00 - $237,350.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

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More about this job

Skills

Research
Incident response
Cybersecurity
Problem solving
Splunk
Wireshark
Tcpdump
MITRE ATT&CK
Security+
CISSP

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