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Wireless Engineer
TEKsystems
Baltimore, MD
- $55 to $72 USD / hour
Support wireless network deployment projects across the full equipment lifecycle, including LTE, microwave, mesh, and LMR technologies.
Added 1 min ago
Consulting Power Engineer
Primetals Technologies
Alpharetta, GA
…power systems engineering and power electronics to control system voltage, improve power quality, and to mitigate electrical flicker. Perform SVC sizing, SVC design calculations and Arc…
Added 2 mins ago
CO
Senior Systems Engineer
City of Avondale
Avondale, AZ
- $98,458.2 to $147,687.29 USD / year
The Senior Systems Engineer is responsible for the planning, design, implementation, administration, and support of the City’s server, storage, virtualization, cloud, and enterprise systems…
Added 2 mins ago
Application Integration Engineer 1
Torc Robotics
Remote, United States
The Application Integration Engineer designs, implements, and supports Torc’s enterprise-wide application ecosystem to deliver optimal performance, security, and value. This role applies a…
Added 4 mins ago
CC
Principal AI Engineer
Continental Casualty Company
Chicago, IL
- $97,000 to $189,000 USD / year
Acts as one of principal engineers for CNA's AI-native engineering platform, designing the end-to-end system spanning agentic coding workflows, skills and agent marketplaces, AI-augmented…
Added 5 mins ago
Senior Quality Engineer(Thursday-Sunday)
Beehive Industries, LLC
Knoxville, TN
The Senior Quality Engineer is responsible for supporting and independently executing quality engineering activities within aerospace CNC machining operations to ensure product conformity…
Added 5 mins ago
Senior Quality Engineer
Beehive Industries, LLC
Knoxville, TN
The Senior Quality Engineer is responsible for supporting and independently executing quality engineering activities within aerospace CNC machining operations to ensure product conformity…
Added 5 mins ago
Quality Engineer
Beehive Industries, LLC
Knoxville, TN
The Quality Engineer supports day-to-day quality and inspection activities within aerospace manufacturing operations to ensure products meet engineering, customer, and regulatory…
Added 6 mins ago
Help Desk Engineer | Technical Support Engineer
Heritage Senior Living
West Allis, WI
Heritage Senior Living is seeking a knowledgeable, responsive, and customer-focused Help Desk Engineer to provide technology support to employees across our organization.
Added 6 mins ago
Opto-Mechanical Engineer IV (E4)
Applied Materials
Santa Clara, CA · Santa Clara
…of our employees. We’re committed to providing programs and support that encourage personal and professional growth and care for you at work, at home, or wherever you may go. Learn more…
Added 6 mins ago
2027 Summer Electrical Engineer Intern- Master's (Santa Clara, CA)
Applied Materials
Santa Clara, CA · Santa Clara
Applied Materials’ AGS System Engineering team is searching for an intern to join our team in Summer 2027. The intern will join PCBA design team in Santa Clara. Job role is to work on PCBA…
Added 10 mins ago
UX/UI Designer - Driver Experience
MedSpeed
Elmhurst, IL
Our people are at the heart of what we do and how we support our customers. We work as one team, we keep our promises, and we get better every day. These aren’t just words; they shape how…
Added 11 mins ago
Application Engineer
Fairbanks Morse Defense
Beloit, WI
FMD is seeking a highly motivated Application Engineer to join our team, dedicated to supporting the engine sales process for new power systems and propulsion solutions. In this critical…
Added 11 mins ago
Water Treatment Chemical Service Technician
Garratt Callahan Co
Cincinnati, OH
If you have a disability, and need assistance during the application and selection process as a result, please contact the Garratt-Callahan Human Resources department at 650.697.5811.…
Added 12 mins ago
Cyber Analytics Application Engineer
CACI
CYC LINTHICUM HEIGHTS, MD · Linthicum Heights, MD · Linthicum Heights
Are you passionate about building innovative solutions that support mission-critical intelligence operations? CACI is seeking an experienced Application Engineer to join our team in…
Added 12 mins ago
Product Support Engineer, Altius
Anduril Industries
Atlanta, GA
As a Product Support Engineer at Anduril, you will be a critical individual contributor within our rapidly growing Deployment Engineering team. You will drive the development and…
Added 15 mins ago
Infrastructure Engineer II
Dartmouth College
NH
…cloud, container, and high-performance computing platforms that support Dartmouth’s research, teaching, and administrative work. Engineers work in small cross-functional teams and own their…
Added 15 mins ago
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Software Engineer (AI/ML) Intern
KLA Corporation
Austin, TX · Milpitas, CA
- $22.1 to $42.5 USD / hour
Software Engineer (AI/ML) intern may work on a variety of tasks including platform for large scale software system, data management, machine learning model training and inference solutions…
Added 15 mins ago
Logistics Engineer-SME
GovCIO
Washington, DC
Serve as the delivery and receiving coordinator for the client. The SME will assess and support end-to-end delivery processes from vendor scheduling through clearance of drivers, cargo,…
Added 16 mins ago
AI Solutions Engineer Lead Senior
The Elevance Health Companies, Inc.
United States
The AI Solutions Engineer Lead Senior(Engineer Lead Senior) is responsible for leading the end to end application system development and maintenance on large complex enterprise wide…
Added 17 mins ago
MDL IT Programmer Analyst Supervisor
State of Maryland
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direction to the enterprise web application development team. This position is
Added 18 mins ago
WS
Systems Engineer w/TS
Watershed Security
Jacksonville, FL
- $85,000 to $110,000 USD / year
…experience. Watershed is looking for a hands-on Systems Security Engineer to support a six-month task managing, updating, and securing a mission-critical Public Safety Systems (PSS) alarm…
Added 19 mins ago
DevSecOps Cloud Engineer
Trace3
Colorado Springs, CO
The DevSecOps Cloud Engineer supports North American Aerospace Defense Command (NORAD) Cheyenne Mountain Complex (NCMC) Integrated Tactical Warning/Attack Assessment (ITW/AA) and Space…
Added 20 mins ago
Senior Corporate IT Security Engineer
Komodo Health
United States
…largest, most complete, precise view of the U.S. healthcare system - by combining de-identified, real-world patient data with innovative algorithms and decades of clinical experience. The…
Added 21 mins ago
Readiness Coordinator - PA Work Management - New Castle Service Building
FirstEnergy
New Castle, PA
Provide reliable support to supervision by planning and scheduling activities, managing the work queue, staffing, equipment, materials, tools, switching orders, permits, work package…

Command Holdings

Senior Software Engineer

N/A, NM, United States

Expected salary range: $130,000 - $170,000

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Job details

Pay: Expected salary range: $130,000 - $170,000
Experience: Minimum of 5 years of experience in computational modeling, software development, and software documentation, including legacy software and systems.
Posting language: English
Posted: Nov 2, 2026

Original job description

CeLeen, an operating firm of Command Holdings, is seeking a Senior Software Engineer to support a potential contract within the Department of Energy (DOE).

The Senior Software Engineer will provide virtual scientific computing support sustaining a mission-critical computational framework for a Carlsbad, New Mexico site. This role will provide expertise in computer science methods and strong written communication skills to support an existing computational framework. The individual will support sustainment, modernization, performance optimization, HPC readiness, and transition support for evolving three-dimensional modeling capabilities, including software development, analysis, refactoring, verification and validation, documentation, performance improvement, platform portability, workflow reproducibility, and migration readiness for Linux-based computing environments.

Expected salary range: $130,000 - $170,000

Work Environment:

Ability to sit at a computer terminal for an extended period of time.
Ability to work in confined areas.

Physical Demands:

While performing the responsibilities of the job, the employee is required to sit, stand, talk, and hear.
Employee is often required to sit and use their hands and fingers to operate a computer.
Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Travel:

0-10% / Occasional travel.

CeLeen, an operating firm of Command Holdings, is a tribally-owned firm providing management consulting services to U.S. government agencies.

Pursuant to PL 93-638, as amended, preference will be given to qualified Native Americans and spouses in all phases of employment.

At CeLeen, our employees are the embodiment of our success as a firm. Our team is comprised of a tenacious group of professionals located across the globe. It includes military veterans and spouses of active duty troops, former federal employees, policy experts, academics, attorneys, and technical and business experts, all of whom share a strong work ethic and the skills to succeed in both collaborative and independent environments. CeLeen is invested in the long-term success of both our clients and colleagues for the right reasons. Our dedication to putting good government into practice is underpinned by a merit-based culture that measures success by productivity and credibility.

CeLeen will provide reasonable accommodations to applicants who are unable to utilize our online application system due to a disability. Please send your request to the Human Resources Team.

CeLeen is committed to equal employment opportunity based on merit. We recruit, employ, train, compensate, and promote without regard to race, religion, color, national origin, age, sex, disability, protected veteran status, or any other basis protected by applicable federal, state, or local law, and in accordance with EO 14173 and Federal Employment Laws: Equal Employment Opportunity and Employee Polygraph Protection Act.

CeLeen's Affirmative Action Program is available to any employee or applicant for employment for inspection upon request, to the extent required by federal regulations. The Affirmative Action Program can be accessed during normal business hours by making an appointment with the Human Resources Team.

Basic Requirements

Master's degree in computer science, engineering, or a related discipline such as environmental science, mathematics, or physics //OR// Bachelor's degree in a related discipline with 10 years of relevant experience.
Ability to obtain and maintain a DOE Q clearance.
Minimum of 5 years of experience in computational modeling, software development, and software documentation, including legacy software and systems.
Experience in one or more technical and business domains.
Experience programming in mixed-language scientific software environments, including Fortran, Python, and C and/or C++.
Experience working in GNU/Linux or equivalent Linux-based development environments and associated build, compilation, and debugging toolchains.
Experience with high-performance computing (HPC) systems.
Experience using HPC job schedulers, such as Slurm or equivalent workload management systems.
Must be able to demonstrate relevant project experience within the past five years.
Must have hands-on experience in project completion involving computational modeling and software development performed in a regulated, safety-critical, or other high-consequence computational environment, consistent with the type of experience required under this role.
Exceptional customer relationship management and team building skills.
Advanced organizational and leadership skills.
Outstanding communication skills, influencing abilities, and client focus.
Professional proficiency in English is required.
Demonstrated proficiency in using all Microsoft Office applications.
Must be a U.S. Citizen.
Ability to access federal facilities in compliance with Real ID. More information about Real ID can be found here: https://www.dhs.gov/real-id/about-real-id and at https://www.tsa.gov/travel/security-screening/identification.
Applicants must be currently authorized to work in the United States on a full-time basis. CeLeen will not sponsor applicants for work visas for this position.

Preferred Qualifications

Master's Degree.
Current, active DOE Q clearance.

Benefits

CeLeen offers a competitive benefits plan including:

Health, Dental, and Vision Insurance
Flexible Spending Accounts
Life and Disability Insurance
401(k)
Paid Time Off
Paid Holidays
Employee Assistance Program
Pet Insurance

*Eligibility requirements apply

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