Jobs in the United States

25+ jobs

Save this search

Added 2 mins ago
BV
Linux Systems Engineer
Bright Vision Technologies
Remote, United States
- $115,000 to $165,000 USD / year
Bright Vision Technologies is seeking a Linux Systems Engineer to build, secure, automate, and operate cloud or enterprise infrastructure and platforms. The work focuses on availability,…
Added 2 mins ago
Lead Software Engineer - Python
Wells Fargo Bank, N. A.
IRVING, TX · CHARLOTTE, NC
Wells Fargo is seeking a Lead Software Engineer (Python) within the Secured Network Services organization. This role will focus on designing and delivering automation solutions that enable…
Added 3 mins ago
Senior Network Engineer / FISMA Compliance Support - PCLOB
NEMEAN SOLUTIONS LLC
DC
Maintain highly available network services and support integrations with Windows Server, Hyper-V, Linux, server virtualization, Active Directory/identity and access services, Citrix, and…
Added 3 mins ago
Principal FPGA Engineer
RTX
United States
In this role as a Principal FPGA Engineer, you will develop FPGA designs for all major vendors and device families including AMD, Altera, and Microchip. Designs commonly support the…
Added 3 mins ago
Software Engineer
PeopleTec, Inc.
HUNTSVILLE, AL
PeopleTec is currently seeking a Software Engineer to support our Huntsville, AL location.
Added 4 mins ago
Site Reliability Engineer II
JPMC page
Tampa, FL
As a Site Reliability Engineer II at JPMorganChase within the Commercial & Investment Bank - Payments Technology team, you will use technology to solve complex business problems and apply…
Added 4 mins ago
Senior DevOps Engineer
Expression
Remote, United States
Expression is seeking an experienced Senior DevOps Engineer to support the National Telecommunications and Information Administration (NTIA) Federal Spectrum Data Systems (FSDS) program…
Added 4 mins ago
DevOps Engineer
Expression
Remote, United States
Expression is seeking a mid-level DevOps Engineer to support the National Telecommunications and Information Administration (NTIA) Federal Spectrum Data Systems (FSDS) program within the…
Added 6 mins ago
NWS Lead Software Engineer
General Dynamics Mission Systems, Inc
Pittsfield, MA
As the NWS Lead Software Engineer for General Dynamics Mission Systems, you will provide technical leadership for a frontend or backend software team supporting a complex, distributed…
Added 7 mins ago
Senior Embedded Software Engineer, Onsite
RTX
United States
Raytheon Space and Air division in El Segundo, CA is seeking a Senior Embedded Software Engineer to be part of product development teams.
Added 7 mins ago
Senior Principal Software Engineer
RTX
United States
…Department has an opportunity for a talented Sr Principal Software Engineer to join our team. This position will be onsite in Largo Florida and requires a current secret DoD…
Added 7 mins ago
Senior Principal FPGA Engineer
RTX
United States
In this role as a Senior Principal FPGA Engineer, you will lead development of FPGA designs for all major vendors and device families including AMD/Xilinx, Altera, and Microchip. Designs…
Added 7 mins ago
Principal Platform Software Engineer (Onsite)
RTX
United States
Raytheon has an opportunity for a Principal Platform Software Engineer with well-rounded Infrastructure Platform Engineering expertise to join an agile product team. The Ideal candidate…
Added 7 mins ago
SW Integration and Test Engineer – Principal SW Engineer
RTX
United States
We are seeking a Software Integration and Test (SWIT) Engineer – Principal Software Engineer to join the Missile Defense Sensors (MDS) Software Department. The MDS Software mission is to…
Added 7 mins ago
Sr Software Integration Engineer (travel required)
RTX
United States
Raytheon is seeking a Software Integration Engineer to join our Dual Band Radar Software Integration Team located in Tewksbury, MA. We integrate software developed in C++, C, and Java.…
Added 7 mins ago
VL
Staff Network Engineer (AI Infrastructure)
vCluster Labs
Remote, United States
- $170,000 to $210,000 USD / year
As a Staff Network Engineer at vCluster Labs, you aren't just configuring switches; you are building the automation logic that configures them. AI Clouds run on InfiniBand and high-speed…
Added 9 mins ago
Senior Security Research Engineer
Referral Board
United States
…security solution. We are looking for a Senior Security Research Engineer to help lead our efforts to build innovative features that secure our users against the latest emerging threats.…
Added 10 mins ago
Electrical Sustainment Engineer
Anduril Industries
Broomfield, CO · Fort Collins, CO
…allies. The Radar team is seeking an Electrical Sustainment Engineer to help us manage Radar product sustainment. The Radar team is responsible for all aspects of radar system development,…
Added 11 mins ago
Software Engineering Intern
LEIDOS, INC.
Arlington, VA
…division currently has an exciting opportunity for a Software Engineer Intern to perform design, development, and hardware/software integration in Arlington, VA for the EW Division in the…
Added 11 mins ago
Endpoint Systems Engineer
ECS FEDERAL LLC
Fairfax, VA
Everforth ECS is seeking an Endpoint Systems Engineer to work in our Fairfax, VA office.
Added 13 mins ago
BV
Docker Engineer
Bright Vision Technologies
Remote, United States
- $115,000 to $165,000 USD / year
Bright Vision Technologies is seeking a Docker Engineer to build, secure, automate, and operate cloud or enterprise infrastructure and platforms. The work focuses on availability,…
Added 13 mins ago
BV
Site Reliability Engineer
Bright Vision Technologies
Remote, United States
- $115,000 to $165,000 USD / year
Bright Vision Technologies is seeking a Site Reliability Engineer to build, secure, automate, and operate cloud or enterprise infrastructure and platforms. The work focuses on availability,…
Added 13 mins ago
Software Quality Engineer, Senior
Booz Allen Hamilton_United States
Annapolis Junction, MD
Software Quality Engineer, SeniorThe Opportunity:
Added 14 mins ago
FC
Silicon Physical Design Engineer V
Fresh Consulting
Remote, United States
- $90 to $115 USD / hour
10+ years of experience as an ASIC Power Engineer, CAD Engineer, or Physical Design Engineer
Added 14 mins ago
IG
TSSCI Devops Engineer
Insight Global
Sully, VA
- From $74 USD / hour
-Proficiency with multiple operation systems (Linux, Windows, Networking)

Command Holdings

Senior Software Engineer

N/A, NM, United States

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

Apply About employer

Applications open in a new tab.

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

Apply About employer

Report this job