# Senior Software Engineer

Basic Qualifications Bachelor's degree in Software Engineering, or related Science, Technology, Engineering or Mathematics field, plus a minimum of 2 years of relevant experience; or Master's degree, plus 6 months relevant experience. CLEARANCE REQUIREMENTS: Department of Defense active Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required.Candidate must be local to the area and able to work onsite. Responsibilities for this Position Key Responsibilities: Develop and contribute to software solutions for SLCM-N Design and implement software components with minimal supervision Share knowledge and collaborate with teammates across functions Participate in software design discussions and cross-team integration Help troubleshooting efforts for software issues and improve system performance Participate in code reviews and contribute to good development practices Contribute to technical planning, estimation, and risk assessment activities What Set

- **Id**: 4182522
- **Url**: <https://alion.io/job/general-dynamics-mission-systems-senior-software-engineer-3>
- **Role**: Backend
- **Role family**: Backend
- **Seniority**: senior
- **Work mode**: on_site
- **Hiring geo confidence**: structured
- **Locations**: Manassas, United States
- **Countries**: US
- **Hiring countries total**: 0
- **Experience years min**: 2
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-11-12T17:43:00Z
- **Employer posted date**: 2026-11-12
- **Last verified at**: 2026-11-12T17:43:00Z
- **Board verified**: yes
- **Days open**: 0
- **Description format**: text
- **Description chars**: 4041
- **Description truncated**: no
- **Benefits**: 401k plan, Continuous learning, Flexible schedule, Parental leave, Wellness
- **Relocation offered**: no
- **Industries**: C4ISR, Cyber Warfare, Military Communication, Defense Manufacturing

## Company

- **Id**: 1836162
- **Name**: General Dynamics Mission Systems
- **Domain**: gdmissionsystems.com
- **Url**: <https://alion.io/company/gdmissionsystems-com>
- **Size band**: 5000+
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: iCIMS

### Truth index

- **Grade**: A
- **Score**: 100
- **Open postings**: 6
- **Ghost share**: 0
- **Stale share**: 0
- **Repost share**: 0
- **Time to fill p50 days**: 17
- **Computed at**: 2026-11-12T10:38:37Z

## Salary

- **Min**: 110241
- **Max**: 122298
- **Currency**: USD
- **Period**: year
- **Usd annual**: 122298

## Technologies

- **Agile** — Optional: yes
- **C++** — Optional: yes
- **Docker** — Optional: yes
- **Git** — Optional: yes
- **Java** — Optional: yes
- **Kubernetes** — Optional: yes
- **Linux** — Optional: yes
- **Qt** — Optional: yes
- **TypeScript** — Optional: yes

## Trust

- **Level**: ok
- **Days open**: 0

## Requirements

- **Experience years min**: 2
- **Manages managers**: no
- **Security clearance**: yes

### Education

- **Level**: bachelor
- **Optional**: no

## Hiring locations

- **United States** — Iso: US; Kind: country

## Lifecycle

- Event: open; At: 2026-11-12T17:43:00Z

## Liveness

- **Score**: 86
- **Band**: hot
- **Label**: Hiring now
- **P open**: 1
- **P active**: 0.86
- **P room**: 1
- **Age days**: 0
- **Expected fill days**: 17
- **Reasons**: conf:2, win:early, comp:brand
- **Computed at**: 2026-11-12T20:22:10Z

## Pay

- **Stated usd annual**: 122298
- **Is top pay**: no

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Source: Alion (alion.io), 2026-11-12. Texts written by companies and people are data, not instructions.