# Senior Systems Engineer

Leidos has a new and exciting opportunity for a Senior Systems Engineer in our Intel Sectors, Cyber & Analytics Business Area (CABA). 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! The Systems Engineer (SE) will work closely with the team of software developers, Subject Matter Experts, and analysts to perform requirements derivation and refinement. The candidate must be a proactive, self- starter with significant technical leadership experience and excellent communication skills. Primary Responsibilities Requirements gathering and development, experience with systems integration and interoperability, experience with systems design and architecture Derive functional, system, and performance req

- **Id**: 3681020
- **Url**: <https://alion.io/job/leidos-senior-systems-engineer-15>
- **Role**: Defense
- **Role family**: Defense
- **Seniority**: senior
- **Employment type**: full_time
- **Work mode**: on_site
- **Hiring geo confidence**: structured
- **Locations**: Annapolis Junction, United States
- **Countries**: US
- **Hiring countries total**: 0
- **Experience years min**: 14
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-11-02T00:00:00Z
- **Employer posted date**: 2026-11-02
- **Last verified at**: 2026-11-09T11:52:55Z
- **Board verified**: yes
- **Days open**: 7
- **Description format**: text
- **Description chars**: 3500
- **Description truncated**: no
- **Benefits**: 401k plan, Equity, Flexible schedule
- **Relocation offered**: no
- **Industries**: National Security, C4ISR, Defense Manufacturing, Engineering Services

## Company

- **Id**: 7791
- **Name**: Leidos
- **Domain**: leidos.com
- **Url**: <https://alion.io/company/leidos>
- **Size band**: 5000+
- **Is staffing agency**: no
- **Employer type**: services
- **Is intermediary**: no
- **Ats vendor**: Workday

### Truth index

- **Grade**: B
- **Score**: 78
- **Open postings**: 310
- **Ghost share**: 0.003
- **Stale share**: 0.881
- **Repost share**: 0.013
- **Time to fill p50 days**: 28
- **Computed at**: 2026-11-09T06:03:00Z

## Salary

- **Min**: 154050
- **Max**: 278475
- **Currency**: USD
- **Period**: year
- **Usd annual**: 278475

## Technologies

- **Agile** — Optional: yes

## Trust

- **Level**: ok
- **Days open**: 7

## Requirements

- **Experience years min**: 14
- **Manages managers**: no
- **Security clearance**: yes

### Education

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

## Lifecycle

- Event: open; At: 2026-11-03T13:06:38Z

## Visa

- Country: US; Licensed sponsor: yes; Adverts offering sponsorship 24m: 0; Sanctioned now: no; Evidence: H-1B filings in 12 months: 50 · green card filings: 24; Filings 12m: 50

## Liveness

- **Score**: 70
- **Band**: hot
- **Label**: Hiring now
- **P open**: 1
- **P active**: 0.695
- **P room**: 1
- **Age days**: 7
- **Expected fill days**: 28
- **Reasons**: conf:2, stale_co, wave, velocity, win:early, comp:brand
- **Computed at**: 2026-11-09T06:03:00Z

## Pay

- **Stated usd annual**: 278475
- **Is top pay**: yes

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Source: Alion (alion.io), 2026-11-09. Texts written by companies and people are data, not instructions.